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Conduit Trade Size
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About Conduit
Compare rigid and flexible conduit materials and identify the trade size for compatible fittings.
Continuous-Flex Plastic (MPT) Conduit and Fittings
Straight Electrical Box Connectors
Straights | Locknuts | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Conduit Connection | Knockout Connection | |||||||||||||
For Conduit OD | Gender | OD | Thread Type | Gender | Color | Temp., ° F | Enclosure Rating | Specs. Met | Each | Each | ||||
Snap-In Conduit Connection × Threaded Knockout Connection | ||||||||||||||
Nylon | ||||||||||||||
| 0.39" | Female | 0.91" | PG (PG-11) | Male | Black | -40 to 220 | IP66 | UL Recognized Component | 3185K122 | 00000 | 3185K91 | 00000 | ||
| 0.51" | Female | 0.91" | PG (PG-11) | Male | Black | -40 to 220 | IP66 | UL Recognized Component | 3185K123 | 0000 | 3185K91 | 0000 | ||
| 0.62" | Female | 0.93" | PG (PG-11) | Male | Black | -40 to 220 | IP66 | UL Recognized Component | 3185K11 | 0000 | 3185K91 | 0000 | ||
| 0.84" | Female | 1.16" | PG (PG-16) | Male | Black | -40 to 220 | IP66 | UL Recognized Component | 3185K12 | 0000 | 3185K93 | 0000 | ||
| 1.12" | Female | 1.46" | PG (PG-21) | Male | Black | -40 to 220 | IP66 | UL Recognized Component | 3185K13 | 00000 | 3185K94 | 0000 | ||
| 1.36" | Female | 1.73" | PG (PG-29) | Male | Black | -40 to 220 | IP66 | UL Recognized Component | 3185K14 | 00000 | 3185K95 | 0000 | ||
| 1.67" | Female | 2.17" | PG (PG-36) | Male | Black | -40 to 220 | IP66 | UL Recognized Component | 3185K15 | 00000 | 3185K96 | 00000 | ||
| 2.15" | Female | 2.72" | PG (PG-48) | Male | Black | -40 to 220 | IP66 | UL Recognized Component | 3185K124 | 00000 | 3185K133 | 00000 | ||
90° Elbow Electrical Box Connectors
Elbows | Locknuts | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Conduit Connection | Knockout Connection | ||||||||||||||
For Conduit OD | Gender | OD | Thread Type | Gender | Lg. | Color | Temp., ° F | Enclosure Rating | Specs. Met | Each | Each | ||||
Snap-In Conduit Connection × Threaded Knockout Connection | |||||||||||||||
Nylon | |||||||||||||||
| 0.39" | Female | 0.91" | PG (PG-11) | Male | 1 1/2" | Black | -40 to 220 | IP66 | CE Marked, CSA Certified, UL Recognized Component | 3185K126 | 000000 | 3185K91 | 00000 | ||
| 0.51" | Female | 0.91" | PG (PG-11) | Male | 1 5/8" | Black | -40 to 220 | IP66 | CE Marked, CSA Certified, UL Recognized Component | 3185K127 | 00000 | 3185K91 | 0000 | ||
| 0.62" | Female | 0.93" | PG (PG-11) | Male | 1 13/16" | Black | -40 to 220 | IP66 | CE Marked, CSA Certified, UL Recognized Component | 3185K16 | 00000 | 3185K91 | 0000 | ||
| 0.84" | Female | 1.16" | PG (PG-16) | Male | 2 5/16" | Black | -40 to 220 | IP66 | CE Marked, CSA Certified, UL Recognized Component | 3185K17 | 00000 | 3185K93 | 0000 | ||
| 1.12" | Female | 1.46" | PG (PG-21) | Male | 2 5/8" | Black | -40 to 220 | IP66 | CE Marked, CSA Certified, UL Recognized Component | 3185K18 | 00000 | 3185K94 | 0000 | ||
| 1.36" | Female | 1.73" | PG (PG-29) | Male | 2 15/16" | Black | -40 to 220 | IP66 | CE Marked, CSA Certified, UL Recognized Component | 3185K19 | 00000 | 3185K95 | 0000 | ||
| 1.67" | Female | 2.17" | PG (PG-36) | Male | 3 7/8" | Black | -40 to 220 | IP66 | CE Marked, CSA Certified, UL Recognized Component | 3185K21 | 00000 | 3185K96 | 00000 | ||
| 2.15" | Female | 2.72" | PG (PG-48) | Male | 4 3/8" | Black | -40 to 220 | IP66 | CE Marked, CSA Certified, UL Recognized Component | 3185K128 | 00000 | 3185K133 | 00000 | ||
Conduit Locknuts
For Plastic Fittings
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Thread Size | Each | |||
|---|---|---|---|---|
PG Thread | ||||
Nylon | ||||
| PG-7 | 7877N11 | 00000 | ||
| PG-7 | 7877N116 | 0000 | ||
| PG-9 | 7877N117 | 0000 | ||
| PG-9 | 7877N118 | 0000 | ||
| PG-11 | 3185K91 | 0000 | ||
| PG-11 | 7877N119 | 0000 | ||
| PG-13.5 | 3185K92 | 0000 | ||
| PG-13.5 | 7877N12 | 0000 | ||
| PG-16 | 3185K93 | 0000 | ||
| PG-16 | 7877N121 | 0000 | ||
| PG-21 | 3185K94 | 0000 | ||
| PG-21 | 7877N122 | 0000 | ||
| PG-29 | 3185K95 | 0000 | ||
| PG-29 | 7877N123 | 0000 | ||
| PG-36 | 3185K96 | 00000 | ||
| PG-36 | 7877N124 | 00000 | ||
| PG-48 | 3185K133 | 00000 | ||
Submersible Threaded Breather Vents
PG
Thread Size | For Hole Dia. | Head Dia. | Environment | Enclosure Rating | Certification | Color | Flammability Rating | UL File No. | Features | Each | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Nylon | |||||||||||||
| PG-7 | 1/2" | 3/4" | Corrosive, Dusty, Outdoor, Submersible, Washdown, Wet | IP65, IP68, NEMA 4X | UL Recognized Component | Gray | UL 94 V-2 | E330194 | Gasket | 7066K611 | 00000 | ||
| PG-9 | 1/2" | 7/8" | Corrosive, Dusty, Outdoor, Submersible, Washdown, Wet | IP65, IP68, NEMA 4X | UL Recognized Component | Gray | UL 94 V-2 | E330194 | Gasket | 7066K612 | 0000 | ||
| PG-13.5 | 5/8" | 1 1/8" | Corrosive, Dusty, Outdoor, Submersible, Washdown, Wet | IP65, IP68, NEMA 4X | UL Recognized Component | Gray | UL 94 V-2 | E330194 | Gasket | 7066K613 | 0000 | ||
| PG-21 | 3/4" | 1 7/16" | Corrosive, Dusty, Outdoor, Submersible, Washdown, Wet | IP65, IP68, NEMA 4X | UL Recognized Component | Gray | UL 94 V-2 | E330194 | Gasket | 7066K614 | 0000 | ||
Ultra-Flexible Plastic (MPT) Conduit and Fittings
Straight Electrical Box Connectors
Conduit Connection | Knockout Connection | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Conduit Trade Size | Gender | Thread Type | Gender | Color | Includes | Specs. Met | Each | |||
Push-In Conduit Connection × Threaded Knockout Connection | ||||||||||
Nylon | ||||||||||
| 1/4 | Female | PG (PG-7) | Male | Black | Zinc-Plated Steel Locknut | C-UL Listed, UL Listed | 75145K51 | 00000 | ||
Conduit and Cord Grip Thread Adapters
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Conduit Connection | Knockout Connection | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Pipe Size | Thread Size | Gender | Pipe Size | Thread Size | Gender | Temp., ° F | Each | |||
NPT × PG | ||||||||||
Nickel-Plated Brass | ||||||||||
| 1/2 | — | Female | — | PG-9 | Male | -40 to 210 | 7805K77 | 000000 | ||
| 1/2 | — | Female | — | PG-11 | Male | -40 to 210 | 7805K71 | 00000 | ||
| 1/2 | — | Female | — | PG-13.5 | Male | -40 to 210 | 7805K72 | 00000 | ||
| 1/2 | — | Female | — | PG-16 | Male | -40 to 210 | 7805K73 | 00000 | ||
| 1/2 | — | Female | — | PG-21 | Male | -40 to 210 | 7805K74 | 00000 | ||
| 3/4 | — | Female | — | PG-21 | Male | -40 to 210 | 7805K75 | 00000 | ||
| 1 | — | Female | — | PG-29 | Male | -40 to 210 | 7805K76 | 00000 | ||
Nylon | ||||||||||
| 1/2 | — | Female | — | PG-11 | Male | 0 to 175 | 7805K57 | 0000 | ||
| 1/2 | — | Female | — | PG-13.5 | Male | 0 to 175 | 7805K58 | 0000 | ||
Metric × PG | ||||||||||
Nickel-Plated Brass | ||||||||||
| — | M16 | Female | — | PG-9 | Male | -40 to 210 | 7805K18 | 0000 | ||
| — | M20 | Female | — | PG-11 | Male | -40 to 210 | 7805K19 | 0000 | ||
| — | M20 | Female | — | PG-13.5 | Male | -40 to 210 | 7805K21 | 0000 | ||
| — | M25 | Female | — | PG-16 | Male | -40 to 210 | 7805K22 | 00000 | ||
Nylon | ||||||||||
| — | M16 | Female | — | PG-9 | Male | 0 to 175 | 7805K36 | 00000 | ||
| — | M20 | Female | — | PG-16 | Male | 0 to 175 | 7805K42 | 00000 | ||
| — | M25 | Female | — | PG-16 | Male | 0 to 175 | 7805K43 | 00000 | ||
| — | M32 | Female | — | PG-21 | Male | 0 to 175 | 7805K45 | 00000 | ||
| — | M32 | Female | — | PG-29 | Male | 0 to 175 | 7805K46 | 00000 | ||
PG × NPT | ||||||||||
Nickel-Plated Brass | ||||||||||
| — | PG-7 | Female | 1/4 | — | Male | -40 to 210 | 7842K11 | 00000 | ||
| — | PG-9 | Female | 1/2 | — | Male | -40 to 210 | 7842K12 | 00000 | ||
| — | PG-11 | Female | 1/2 | — | Male | -40 to 210 | 7842K1 | 00000 | ||
| — | PG-13.5 | Female | 1/2 | — | Male | -40 to 210 | 7842K2 | 00000 | ||
| — | PG-21 | Female | 1/2 | — | Male | -40 to 210 | 7842K13 | 00000 | ||
| — | PG-21 | Female | 3/4 | — | Male | -40 to 210 | 7842K7 | 00000 | ||
| — | PG-29 | Female | 1 | — | Male | -40 to 210 | 7842K14 | 00000 | ||
PG × Metric | ||||||||||
Nickel-Plated Brass | ||||||||||
| — | PG-9 | Female | — | M16 | Male | -40 to 210 | 7805K11 | 0000 | ||
| — | PG-16 | Female | — | M20 | Male | -40 to 210 | 7805K14 | 00000 | ||
| — | PG-16 | Female | — | M25 | Male | -40 to 210 | 7805K15 | 00000 | ||
| — | PG-21 | Female | — | M25 | Male | -40 to 210 | 7805K16 | 00000 | ||
| — | PG-29 | Female | — | M32 | Male | -40 to 210 | 7805K17 | 00000 | ||
Nylon | ||||||||||
| — | PG-13.5 | Female | — | M25 | Male | 0 to 175 | 7805K26 | 00000 | ||
| — | PG-21 | Female | — | M32 | Male | 0 to 175 | 7805K28 | 00000 | ||
| — | PG-29 | Female | — | M40 | Male | 0 to 175 | 7805K29 | 00000 | ||
| — | PG-36 | Female | — | M50 | Male | 0 to 175 | 7805K31 | 00000 | ||


































