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510-555 — WHISKER,HELMET

✓ Government record, cited
Peach · BOLT SCREW
PRODUCT OVERVIEW

510-555: WHISKER,HELMET.

The WHISKER,HELMET is a Peach industrial component. Key specifications include end_item_identification: MK21 MOD1 DIVING HELMET. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-239-9339, 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
510-555
NSN: 5325-01-239-9339
NIINs: 012399339, 013311973
FSC: 5325 — Fastening Devices
CAGE: 79136 — TRUARC COMPANY LLC DBA WALDES TRUARC (USA)
SPECIFICATIONS
end_item_identificationMK21 MOD1 DIVING HELMET
NSN5325-01-239-9339
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 510-555 · Peach ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 2
800248Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
18783-2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 510-555?
510-555 is a WHISKER,HELMET manufactured by Peach.
What parts can replace 510-555?
There are 2 known substitutes for 510-555: 800248, 18783-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 510-555?
510-555 is cataloged in the U.S. Government catalog under NSN 5325-01-239-9339. This indicates validated use in U.S. government and defense supply chains.
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