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PartsTable / COMPONENT / D15-600M PIECE 391
D15-600M PIECE 391 ✓ 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. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-201-2065, 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
D15-600M PIECE 391
NSN: 5325-01-201-2065
FSC: 5325
CAGE: 90099 — NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS (USA)
SPECIFICATIONS
Part NumberD15-600M PIECE 391
NSN5325-01-201-2065
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: D15-600M PIECE 391 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
430-3902-01-02-00Interchangeable
interchangeable cross-reference
interchangeable
3902-1Interchangeable
interchangeable cross-reference
interchangeable
397333Interchangeable
interchangeable cross-reference
interchangeable
364947Interchangeable
interchangeable cross-reference
interchangeable
2595Interchangeable
interchangeable cross-reference
interchangeable
41093Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D15-600M PIECE 391?
D15-600M PIECE 391 is a RING,RETAINING.
What parts can replace D15-600M PIECE 391?
There are 10 known substitutes for D15-600M PIECE 391: 430-3902-01-02-00, 3902-1, 397333 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D15-600M PIECE 391?
D15-600M PIECE 391 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-201-2065. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026