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4331851 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4331851: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include thread_direction: RIGHT-HAND, end_item_identification: 3805-01-573-0677 EXCAVATOR, MULTIPURPOSE, CRAWLER MOUNTED, part_name_assigned_by_controlling_agency: CAP SCREW. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-474-7831, 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
4331851
NSN: 5305-01-474-7831
NIINs: 014747831, 015830939
FSC: 5305 — Screws
CAGE: 1J955 — JOHN DEERE CONSTRUCTION & FORESTRY COMPANY DIV DIRECT GOVERNMENTAL SALES (USA)
SPECIFICATIONS
thread_directionRIGHT-HAND
end_item_identification3805-01-573-0677 EXCAVATOR, MULTIPURPOSE, CRAWLER MOUNTED
part_name_assigned_by_controlling_agencyCAP SCREW
NSN5305-01-474-7831
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4331851 · 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONCONTRACTOR LOGISTICS LIFETIME SUPPORT (CRLS), HYDRAULIC EXCAVATOR TYPE 1 (HYEX) (MODEL 230 LCR HX1), NSN 3805-01-463-0804, TM5-3805-280-24-P
SUBSTITUTES & CROSS-REFERENCES 1
AT213839Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4331851?
4331851 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 4331851?
There is 1 known substitute for 4331851: AT213839. Substitute compatibility should be verified for your specific system.
What is the NSN for 4331851?
4331851 is cataloged in the U.S. Government catalog under NSN 5305-01-474-7831. 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.