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Technical Data Sheet
PartsTable / COMPONENT / 4005987
4005987 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: VERTEX CENTER OR ABOVE, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 0.345 INCHES NOMINAL IN, outside_diameter: 0.431 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-205-6582, 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
4005987
NSN: 5325-00-205-6582
FSC: 5325
CAGE: 6N299 — AGCO CORP PARTS OPN (USA)
SPECIFICATIONS
materialSTEEL
end_styleVERTEX CENTER OR ABOVE
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter0.345 INCHES NOMINAL IN
outside_diameter0.431 INCHES NOMINAL IN
material_diameter0.043 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
NSN5325-00-205-6582
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4005987 · 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
•
MATERIAL: STEEL
•
MATERIAL DIAMETER: 0.043 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
END STYLE: VERTEX CENTER OR ABOVE
•
INSIDE DIAMETER: 0.345 INCHES NOMINAL IN
•
RING STYLE: STRAIGHT GAP
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
OUTSIDE DIAMETER: 0.431 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
MATERIAL DIAMETER0.043 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEROUND
END STYLEVERTEX CENTER OR ABOVE
INSIDE DIAMETER0.345 INCHES NOMINAL IN
RING STYLESTRAIGHT GAP
CASEHARDENING INDICATORNOT CASEHARDENED
OUTSIDE DIAMETER0.431 INCHES NOMINAL IN
USAGE DESIGNEXTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
851171Interchangeable
interchangeable cross-reference
interchangeable
14490Interchangeable
interchangeable cross-reference
interchangeable
5987Interchangeable
interchangeable cross-reference
interchangeable
EA50RT23Interchangeable
interchangeable cross-reference
interchangeable
1801654Interchangeable
interchangeable cross-reference
interchangeable
734027-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4005987?
4005987 is a RING,RETAINING.
What parts can replace 4005987?
There are 7 known substitutes for 4005987: 851171, 14490, 5987 and 4 more. Substitute compatibility should be verified for your specific system.
Is 4005987 still available?
4005987 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026