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W002120 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

W002120: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include end_item_identification: USED ON MICRA SECOND STAGE INDEPENDENT BACK UP BREATHING SYSTEM. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-480-2223, 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
W002120
NSN: 5325-01-480-2223
FSC: 5325 — Fastening Devices
CAGE: F0037 — AIR LIQUIDE ADVANCED TECHNOLOGIES (FRA)
SPECIFICATIONS
end_item_identificationUSED ON MICRA SECOND STAGE INDEPENDENT BACK UP BREATHING SYSTEM
NSN5325-01-480-2223
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: W002120 · 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 IDENTIFICATIONUSED ON MICRA SECOND STAGE INDEPENDENT BACK UP BREATHING SYSTEM
SUBSTITUTES & CROSS-REFERENCES 1
HABD 8600-65Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is W002120?
W002120 is a RING,RETAINING.
What parts can replace W002120?
There is 1 known substitute for W002120: HABD 8600-65. Substitute compatibility should be verified for your specific system.
What is the NSN for W002120?
W002120 is cataloged in the U.S. Government catalog under NSN 5325-01-480-2223. 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.