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03H1503 — BOLT,SQUARE NECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

03H1503: BOLT,SQUARE NECK.

The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include thread_direction: RIGHT-HAND, features_provided: FINISHED HEAD. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-256-6854, 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
03H1503
NSN: 5306-01-256-6854
FSC: 5306 — Bolts
CAGE: 75160 — DEERE & CO (USA)
SPECIFICATIONS
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
NSN5306-01-256-6854
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 03H1503 · OEM ⚠ 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
•
FEATURES PROVIDED: FINISHED HEAD
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
FEATURES PROVIDEDFINISHED HEAD
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES 1
3H1503Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 03H1503?
03H1503 is a BOLT,SQUARE NECK.
What parts can replace 03H1503?
There is 1 known substitute for 03H1503: 3H1503. Substitute compatibility should be verified for your specific system.
What is the NSN for 03H1503?
03H1503 is cataloged in the U.S. Government catalog under NSN 5306-01-256-6854. 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.