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Technical Data Sheet
PartsTable / COMPONENT / 11A6549
11A6549 ✓ 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 part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-358-9942, 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
11A6549
NSN: 5325-00-358-9942
FSC: 5325
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
Part Number11A6549
NSN5325-00-358-9942
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11A6549 · 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 20
5268Interchangeable
interchangeable cross-reference
interchangeable
B107.48 TY2CL8Interchangeable
interchangeable cross-reference
interchangeable
25639Interchangeable
interchangeable cross-reference
interchangeable
23744Interchangeable
interchangeable cross-reference
interchangeable
8179AInterchangeable
interchangeable cross-reference
interchangeable
V5268Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11A6549?
11A6549 is a RING,RETAINING.
What parts can replace 11A6549?
There are 20 known substitutes for 11A6549: 5268, B107.48 TY2CL8, 25639 and 17 more. Substitute compatibility should be verified for your specific system.
Is 11A6549 still available?
11A6549 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