PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 665B011873
665B011873 ✓ 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 5325-01-058-1858, 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
665B011873
NSN: 5325-01-058-1858
FSC: 5325
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
Part Number665B011873
NSN5325-01-058-1858
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 665B011873 · 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 13
11873Interchangeable
interchangeable cross-reference
interchangeable
GGG-B-101Interchangeable
interchangeable cross-reference
interchangeable
55-130Interchangeable
interchangeable cross-reference
interchangeable
1362560Interchangeable
interchangeable cross-reference
interchangeable
118-73ABInterchangeable
interchangeable cross-reference
interchangeable
990-173-90Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 665B011873?
665B011873 is a RING,RETAINING.
What parts can replace 665B011873?
There are 13 known substitutes for 665B011873: 11873, GGG-B-101, 55-130 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 665B011873?
665B011873 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-058-1858. 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