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033751 — NIPPLE,ELECTRICAL CONDUIT

✓ Government record, cited
Legrand · BOLT SCREW
PRODUCT OVERVIEW

033751: NIPPLE,ELECTRICAL CONDUIT.

The NIPPLE,ELECTRICAL CONDUIT is a Legrand industrial component. Key specifications include length: 4.000 INCHES NOMINAL IN, material: STEEL BODY, head_style: HEXAGON, trade_size: 3.000, grip_length: 1.625 INCHES NOMINAL IN, head_height: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-423-8407, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
033751
NSN: 5306-00-423-8407
NIINs: 004238407, 012244016
FSC: 5306 — Bolts
CAGE: 89926 — NEW HOLLAND CONSTRUCTION (USA)
SPECIFICATIONS
length4.000 INCHES NOMINAL IN
materialSTEEL BODY
head_styleHEXAGON
trade_size3.000
grip_length1.625 INCHES NOMINAL IN
head_height0.250 INCHES NOMINAL IN
thread_class2A A
thread_length0.875 INCHES MINIMUM IN
fastener_length2.500 INCHES NOMINAL IN
hardness_rating30.0 ROCKWELL C NOMINAL OVERALL
style_designatorREGULAR
thread_directionRIGHT-HAND
NSN5306-00-423-8407
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 033751 · Legrand ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.250 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.875 INCHES MINIMUM IN
•
HARDNESS RATING: 30.0 ROCKWELL C NOMINAL OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.250 INCHES NOMINAL IN
FASTENER LENGTH2.500 INCHES NOMINAL IN
THREAD LENGTH0.875 INCHES MINIMUM IN
HARDNESS RATING30.0 ROCKWELL C NOMINAL OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.625 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
0033751-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
0033751Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1D-4539Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 033751?
033751 is a NIPPLE,ELECTRICAL CONDUIT manufactured by Legrand.
What parts can replace 033751?
There are 3 known substitutes for 033751: 0033751-9, 0033751, 1D-4539. Substitute compatibility should be verified for your specific system.
What is the NSN for 033751?
033751 is cataloged in the U.S. Government catalog under NSN 5306-00-423-8407. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.