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3/8" Passage/ 300 Series

Overnite Supplies 300 series solid brass plug extensions with a 3/8" passage hole are available in 1/16, 1/8, 1/4, 3/8 and 1/2 NPT threads. With lengths starting at 2 1/2" up to 13".
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Displaying products 1 - 30 of 36 results
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350 x 212 Brass Plug Extension, 300 Series 3/8 inch Passage
350 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/16 NPT Male Thread 2 1/2" OAL
Price: $5.94
350 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/16 NPT Male Thread 2 1/2" OAL
350 x 2 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/16 NPT male thread. It is 2 1/2" overall length and is set up with a 9/16" hex width. Made in the USA
350 x 4 Brass Plug Extension, 300 Series 3/8 inch Passage
350 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 1/16 NPT Male Thread 4" OAL
Price: $6.54
350 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 1/16 NPT Male Thread 4" OAL
350 x 4 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/16 NPT male thread. It is 4" overall length and is set up with a 9/16" hex width. Made in the USA.
350 x 5 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
350 x 5 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/16 NPT Male Thread 5 1/2" OAL
Price: $7.09
350 x 5 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/16 NPT Male Thread 5 1/2" OAL
350 x 5 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/16 NPT male thread. It is 5 1/2" overall length and is set up with a 9/16" hex width. Made in the USA
350 x 7 Brass Plug Extension, 300 Series 3/8 inch Passage
350 x 7 Brass Plug Extension, 300 Series 3/8" Passage with 1/16 NPT Male Thread 7" OAL
Price: $7.50
350 x 7 Brass Plug Extension, 300 Series 3/8" Passage with 1/16 NPT Male Thread 7" OAL
350 x 7 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/16 NPT male thread. It is 7" overall length and is set up with a 9/16" hex width. Made in the USA.
351 x 2 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
351 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 2 1/2" OAL
Price: $5.36
351 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 2 1/2" OAL
351 x 2 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/8 NPT male thread. It is 2 1/2" overall length and is set up with a 9/16" hex width. Made in the USA.
351 x 4 Brass Plug Extension, 300 Series 3/8 inch Passage
351 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 4" OAL
Price: $5.78
351 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 4" OAL
351 x 4 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/8 NPT male thread. It is 4" overall length and is set up with a 9/16" hex width. Made in the USA.
351 x 5 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
351 x 5 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 5 1/2" OAL
Price: $6.63
351 x 5 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 5 1/2" OAL
351 x 5 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/8 NPT male thread. It is 5 1/2" overall length and is set up with a 9/16" hex width. Made in the USA.
351 x 7 Brass Plug Extension, 300 Series 3/8 inch Passage
351 x 7 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 7" OAL
Price: $7.28
351 x 7 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 7" OAL
351 x 7 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/8 NPT male thread. It is 7" overall length and is set up with a 9/16" hex width. Made in the USA.
351 x 8 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
351 x 8 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 8 1/2" OAL
Price: $8.13
351 x 8 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 8 1/2" OAL
351 x 8 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/8 NPT male thread. It is 8 1/2" overall length and is set up with a 9/16" hex width. Made in the USA.
351 x 10 Brass Plug Extension, 300 Series 3/8 inch Passage
351 x 10 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 10" OAL
Price: $8.71
351 x 10 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 10" OAL
351 x 10 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/8 NPT male thread. It is 10" overall length and is set up with a 9/16" hex width. Made in the USA.
351 x 11 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
351 x 11 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 11 1/2" OAL
Price: $9.02
351 x 11 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 11 1/2" OAL
351 x 11 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/8 NPT male thread. It is 11 1/2" overall length and is set up with a 9/16" hex width.
351 x 13 Brass Plug Extension, 300 Series 3/8 inch Passage
351 x 13 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 13" OAL
Price: $9.53
351 x 13 Brass Plug Extension, 300 Series 3/8" Passage with 1/8 NPT Male Thread 13" OAL
351 x 13 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/8 NPT male thread. It is 13" overall length and is set up with a 9/16" hex width. Made in the USA.
352 x 2 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
352 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 2 1/2" OAL
Price: $5.39
352 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 2 1/2" OAL
352 x 2 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/4 NPT male thread. It is 2 1/2" overall length and is set up with a 9/16" hex width. Made in the USA.
352 x 4 Brass Plug Extension, 300 Series 3/8 inch Passage
352 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 4" OAL
Price: $5.82
352 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 4" OAL
352 x 4 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/4 NPT male thread. It is 4" overall length and is set up with a 9/16" hex width. Made in the USA.
352 x 5 1/2 Brass Plug Extension 300 Series 1/4 NPT
352 x 5 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 5 1/2" OAL
Price: $6.66
352 x 5 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread  5 1/2" OAL
352 x 5 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/4 NPT male thread. It is 5 1/2" overall length and is set up with a 9/16" hex width. Made in the USA.
352 x 7 Brass Plug Extension 300 Series 1/4 NPT
352 x 7 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 7" OAL
Price: $7.40
352 x 7 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread  7" OAL
352 x 7 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/4 NPT male thread. It is 7" overall length and is set up with a 9/16" hex width. Made in the USA.
352 x 8 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
352 x 8 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 8 1/2" OAL
Price: $8.26
352 x 8 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 8 1/2" OAL
352 x 8 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/4 NPT male thread. It is 8 1/2" overall length and is set up with a 9/16" hex width. Made in the USA.
352 x 10 Brass Plug Extension, 300 Series 3/8 inch Passage
352 x 10 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 10" OAL
Price: $8.87
352 x 10 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 10" OAL
352 x 10 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/4 NPT male thread. It is 10" overall length and is set up with a 9/16" hex width. Made in the USA.
352 x 11 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
352 x 11 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 11 1/2" OAL
Price: $9.21
352 x 11 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 11 1/2" OAL
352 x 11 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/4 NPT male thread. It is 11 1/2" overall length and is set up with a 9/16" hex width.
352 x 13 Brass Plug Extension, 300 Series 3/8 inch Passage
352 x 13 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 13" OAL
Price: $9.76
352 x 13 Brass Plug Extension, 300 Series 3/8" Passage with 1/4 NPT Male Thread 13" OAL
352 x 13 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/4 NPT male thread. It is 13" overall length and is set up with a 9/16" hex width. Made in the USA.
353 x 2 1/2 Brass Plug Extension 300 Series 3/8 NPT
353 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 2 1/2" OAL
Price: $6.30
353 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 2 1/2" OAL
353 x 2 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 3/8 NPT male thread. It is 2 1/2" overall length and is set up with a 11/16" hex width. Made in the USA
353 x 4 Brass Plug Extension 300 Series 3/8 NPT
353 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 4" OAL
Price: $6.74
353 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 4" OAL
353 x 4 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 3/8 NPT male thread. It is 4" overall length and is set up with a 11/16" hex width. Made in the USA.
353 x 5 1/2 Brass Plug Extension 300 Series 3/8 NPT
353 x 5 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 5 1/2" OAL
Price: $7.30
353 x 5 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 5 1/2" OAL
353 x 5 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 3/8 NPT male thread. It is 5 1/2" overall length and is set up with a 11/16" hex width. Made in the USA
353 x 7 Brass Plug Extension, 300 Series 3/8 inch Passage
353 x 7 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 7" OAL
Price: $8.03
353 x 7 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 7" OAL
353 x 7 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 3/8 NPT male thread. It is 7" overall length and is set up with a 11/16" hex width. Made in the USA.
353 x 8 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
353 x 8 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 8 1/2" OAL
Price: $8.95
353 x 8 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 8 1/2" OAL
353 x 8 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 3/8 NPT male thread. It is 8 1/2" overall length and is set up with a 11/16" hex width. Made in the USA
353 x 10 Brass Plug Extension, 300 Series 3/8 inch Passage
353 x 10 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 10" OAL
Price: $9.62
353 x 10 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 10" OAL
353 x 10 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 3/8 NPT male thread. It is 10" overall length and is set up with a 11/16" hex width. Made in the USA.
353 x 11 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
353 x 11 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 11 1/2" OAL
Price: $10.24
353 x 11 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 11 1/2" OAL
353 x 11 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 3/8 NPT male thread. It is 11 1/2" overall length and is set up with a 11/16" hex width.
353 x 13 Brass Plug Extension, 300 Series 3/8 inch Passage
353 x 13 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 13" OAL
Price: $10.77
353 x 13 Brass Plug Extension, 300 Series 3/8" Passage with 3/8 NPT Male Thread 13" OAL
353 x 13 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 3/8 NPT male thread. It is 13" overall length and is set up with a 11/16" hex width. Made in the USA.
354 x 2 1/2 Brass Plug Extension, 300 Series 3/8 inch Passage
354 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/2 NPT Male Thread 2 1/2" OAL
Price: $7.45
354 x 2 1/2 Brass Plug Extension, 300 Series 3/8" Passage with 1/2 NPT Male Thread 2 1/2" OAL
354 x 2 1/2 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/2 NPT male thread. It is 2 1/2" overall length and is set up with a 7/8" hex width. Made in the USA.
354 x 4 Brass Plug Extension, 300 Series 3/8 inch Passage
354 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 1/2 NPT Male Thread 4" OAL
Price: $9.65
354 x 4 Brass Plug Extension, 300 Series 3/8" Passage with 1/2 NPT Male Thread 4" OAL
354 x 4 solid brass plug extension will accept industry standard 300 series 3/8" passage water couplers. This brass pipe extension is set up with a 1/2 NPT male thread. It is 4" overall length and is set up with a 7/8" hex width. Made in the USA.
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