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About Pipe and Fittings
Measure your pipe and fittings to identify their pipe size, thread size, schedule, and thread type. Then, find compatible components.
Low-Pressure Brass and Bronze Threaded Pipe Fittings
Square-Drive Plugs
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Male |
Pipe Size | Construction | Pressure Class | Material | Max. Pressure @ Temp. | Food Industry Std. | Each | |||
|---|---|---|---|---|---|---|---|---|---|
NPT Male | |||||||||
| 1/2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K191 | 000000 | ||
| 3/4 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K192 | 00000 | ||
| 1 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K193 | 00000 | ||
| 1 1/4 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K396 | 00000 | ||
| 1 1/2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K194 | 00000 | ||
| 2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K195 | 00000 | ||
| 2 1/2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K397 | 000000 | ||
| 3 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K196 | 000000 | ||
| 4 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4429K197 | 000000 | ||
BSPT Male | |||||||||
| 3/4 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4978K352 | 00000 | ||
| 1 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4978K353 | 00000 | ||
| 1 1/2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4978K354 | 00000 | ||
| 2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 4978K355 | 00000 | ||
External-Square-Drive Plugs
Pipe Size | Construction | Pressure Class | Body Shape | Material | Max. Pressure @ Temp. | Max. Steam Pressure @ Temp. | Food Industry Std. | Each | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
NPT Male | |||||||||||
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| 1/8 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K311 | 00000 | ||
| 1/8 | Solid | 125 | Square | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K191 | 00000 | ||
| 1/4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K312 | 0000 | ||
| 1/4 | Solid | 125 | Square | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K192 | 00000 | ||
| 3/8 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K281 | 0000 | ||
| 3/8 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K313 | 0000 | ||
| 3/8 | Solid | 125 | Square | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K193 | 00000 | ||
| 1/2 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K282 | 0000 | ||
| 1/2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K314 | 0000 | ||
| 1/2 | Solid | 125 | Square | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K194 | 00000 | ||
| 3/4 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K283 | 00000 | ||
| 3/4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K315 | 00000 | ||
| 3/4 | Solid | 125 | Square | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K195 | 00000 | ||
| 1 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K316 | 00000 | ||
| 1 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K287 | 00000 | ||
| 1 | Solid | 125 | Square | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K196 | 00000 | ||
| 1 1/4 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K317 | 00000 | ||
| 1 1/4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K288 | 00000 | ||
| 1 1/2 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K318 | 00000 | ||
| 1 1/2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K289 | 00000 | ||
| 2 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K319 | 00000 | ||
| 2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K291 | 00000 | ||
| 2 1/2 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K284 | 00000 | ||
| 2 1/2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K467 | 000000 | ||
| 3 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K285 | 000000 | ||
| 3 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K468 | 000000 | ||
| 4 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K286 | 000000 | ||
| 4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4429K469 | 000000 | ||
BSPT Male | |||||||||||
![]() | |||||||||||
| 1/8 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K356 | 0000 | ||
| 1/4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K357 | 0000 | ||
| 3/8 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K358 | 0000 | ||
| 1/2 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K366 | 00000 | ||
| 1/2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K359 | 00000 | ||
| 3/4 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K367 | 00000 | ||
| 3/4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K361 | 00000 | ||
| 1 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K368 | 00000 | ||
| 1 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K362 | 00000 | ||
| 1 1/4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K363 | 00000 | ||
| 1 1/2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K364 | 00000 | ||
| 2 | Hollow | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K369 | 00000 | ||
| 2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | — | NSF/ANSI 61 | 4978K365 | 00000 | ||
Locknuts
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Pipe Size | Finished Material | Max. Pressure @ Temp. | Max. Steam Pressure @ Temp. | Specs. Met | Each | |||
|---|---|---|---|---|---|---|---|---|
NPT Female | ||||||||
| 1/8 | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K181 | 000000 | ||
| 1/4 | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K182 | 00000 | ||
| 3/8 | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K183 | 00000 | ||
| 1/2 | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K184 | 00000 | ||
| 3/4 | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K185 | 00000 | ||
| 1 | Chrome-Plated Brass | 200 psi @ 72° F | 125 psi @ 400° F | — | 9162K186 | 00000 | ||
NPSL Female | ||||||||
| 1/8 | Brass | 200 psi @ 72° F | — | — | 4429K121 | 0000 | ||
| 1/4 | Brass | 200 psi @ 72° F | — | — | 4429K122 | 0000 | ||
| 3/8 | Brass | 200 psi @ 72° F | — | — | 4429K123 | 0000 | ||
| 1/2 | Brass | 200 psi @ 72° F | — | — | 4429K124 | 0000 | ||
| 3/4 | Brass | 200 psi @ 72° F | — | — | 4429K125 | 0000 | ||
| 1 | Brass | 200 psi @ 72° F | — | — | 4429K126 | 00000 | ||
| 1 1/4 | Brass | 200 psi @ 72° F | — | — | 4429K127 | 00000 | ||
| 1 1/2 | Brass | 200 psi @ 72° F | — | — | 4429K128 | 00000 | ||
| 2 | Brass | 200 psi @ 72° F | — | — | 4429K129 | 00000 | ||
| 2 1/2 | Brass | 200 psi @ 72° F | — | — | 4429K464 | 00000 | ||
| 3 | Brass | 200 psi @ 72° F | — | — | 4429K465 | 00000 | ||
BSPP Female | ||||||||
| 1/8 | Brass | Not Rated | — | DIN 431 | 3538N11 | 0000 | ||
| 1/4 | Brass | Not Rated | — | DIN 431 | 3538N12 | 0000 | ||
| 3/8 | Brass | Not Rated | — | DIN 431 | 3538N13 | 0000 | ||
| 1/2 | Brass | Not Rated | — | DIN 431 | 3538N14 | 0000 | ||
| 3/4 | Brass | Not Rated | — | DIN 431 | 3538N15 | 0000 | ||
| 1 | Brass | Not Rated | — | DIN 431 | 3538N16 | 00000 | ||
| 1 1/4 | Brass | Not Rated | — | DIN 431 | 3538N17 | 00000 | ||
| 1 1/2 | Brass | Not Rated | — | DIN 431 | 3538N18 | 00000 | ||
High-Pressure Brass and Bronze Threaded Pipe Fittings
External-Square-Drive Plugs
Pipe Size | Construction | Body Shape | Material | Max. Pressure @ Temp. | Each | |||
|---|---|---|---|---|---|---|---|---|
NPT Male | ||||||||
![]() Male | ||||||||
| 1/8 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K131 | 00000 | ||
| 1/8 | Solid | Square | Brass | 1,000 psi @ 72° F | 50785K252 | 0000 | ||
| 1/4 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K132 | 0000 | ||
| 1/4 | Solid | Square | Brass | 1,000 psi @ 72° F | 50785K253 | 0000 | ||
| 3/8 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K133 | 0000 | ||
| 3/8 | Solid | Square | Brass | 1,000 psi @ 72° F | 50785K254 | 0000 | ||
| 1/2 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K255 | 00000 | ||
| 1/2 | Solid | Square | Brass | 1,000 psi @ 72° F | 50785K135 | 0000 | ||
| 3/4 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K256 | 00000 | ||
| 3/4 | Solid | Square | Brass | 1,000 psi @ 72° F | 50785K136 | 00000 | ||
| 1 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K134 | 00000 | ||
BSPT Male | ||||||||
![]() Male | ||||||||
| 1/8 | Hollow | Square | Brass | 1,000 psi @ 72° F | 4860K315 | 0000 | ||
| 1/8 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K798 | 0000 | ||
| 1/4 | Hollow | Square | Brass | 1,000 psi @ 72° F | 4860K316 | 00000 | ||
| 1/4 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K8 | 00000 | ||
| 3/8 | Hollow | Square | Brass | 1,000 psi @ 72° F | 4860K317 | 00000 | ||
| 3/8 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K803 | 00000 | ||
| 1/2 | Hollow | Square | Brass | 1,000 psi @ 72° F | 4860K318 | 00000 | ||
| 3/4 | Hollow | Square | Brass | 1,000 psi @ 72° F | 4860K319 | 00000 | ||
| 3/4 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K806 | 00000 | ||
Locknuts
Low-Pressure Brass and Bronze Threaded Pipe Fittings with Sealant
Square-Drive Plugs
![]() |
NPT Male |
Pipe Size | Construction | Pressure Class | Material | Max. Pressure @ Temp. | Food Industry Std. | Each | |||
|---|---|---|---|---|---|---|---|---|---|
NPT Male | |||||||||
| 1/2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 2725K44 | 000000 | ||
| 3/4 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 2725K45 | 00000 | ||
| 1 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 2725K46 | 00000 | ||
| 1 1/4 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 2725K88 | 00000 | ||
| 1 1/2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 2725K47 | 00000 | ||
| 2 | Solid | 125 | Brass | 200 psi @ 72° F | NSF/ANSI 61 | 2725K48 | 00000 | ||
External-Square-Drive Plugs
![]() |
NPT Male |
Pipe Size | Construction | Pressure Class | Body Shape | Material | Max. Pressure @ Temp. | Each | |||
|---|---|---|---|---|---|---|---|---|---|
NPT Male | |||||||||
| 1/8 | Solid | 125 | Square | Brass | 200 psi @ 72° F | 2725K85 | 00000 | ||
| 1/4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | 2725K86 | 0000 | ||
| 3/8 | Solid | 125 | Square | Brass | 200 psi @ 72° F | 2725K87 | 0000 | ||
| 1/2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | 2725K38 | 0000 | ||
| 3/4 | Solid | 125 | Square | Brass | 200 psi @ 72° F | 2725K39 | 00000 | ||
| 1 | Solid | 125 | Square | Brass | 200 psi @ 72° F | 2725K41 | 00000 | ||
| 1 1/2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | 2725K42 | 00000 | ||
| 2 | Solid | 125 | Square | Brass | 200 psi @ 72° F | 2725K43 | 00000 | ||
High-Pressure Brass and Bronze Threaded Pipe Fittings with Sealant
External-Square-Drive Plugs
![]() |
Male |
Pipe Size | Construction | Body Shape | Material | Max. Pressure @ Temp. | Each | |||
|---|---|---|---|---|---|---|---|---|
NPT Male | ||||||||
| 1/8 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K287 | 00000 | ||
| 1/4 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K288 | 0000 | ||
| 3/8 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K289 | 0000 | ||
| 1/2 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K341 | 00000 | ||
| 1 | Hollow | Square | Brass | 1,000 psi @ 72° F | 50785K292 | 00000 | ||
































