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6KK573 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6KK573: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include special_features: NHA IS NIPPLE, PIPE, P/N 999-1662;FOR BSPP THREAD SIZE 1/2, end_item_identification: HIMARS, RSV, MK37, 2320-01-504-5218, part_name_assigned_by_controlling_agency: RETAINER RING. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-526-5334, 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
6KK573
NSN: 5325-01-526-5334
FSC: 5325 — Fastening Devices
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
special_featuresNHA IS NIPPLE, PIPE, P/N 999-1662;FOR BSPP THREAD SIZE 1/2
end_item_identificationHIMARS, RSV, MK37, 2320-01-504-5218
part_name_assigned_by_controlling_agencyRETAINER RING
NSN5325-01-526-5334
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6KK573 · 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
SPECIAL FEATURESNHA IS NIPPLE, PIPE, P/N 999-1662;FOR BSPP THREAD SIZE 1/2
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER RING
END ITEM IDENTIFICATIONHIMARS, RSV, MK37, 2320-01-504-5218
SUBSTITUTES & CROSS-REFERENCES 1
8207-1/2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6KK573?
6KK573 is a RING,RETAINING.
What parts can replace 6KK573?
There is 1 known substitute for 6KK573: 8207-1/2. Substitute compatibility should be verified for your specific system.
What is the NSN for 6KK573?
6KK573 is cataloged in the U.S. Government catalog under NSN 5325-01-526-5334. This indicates validated use in U.S. government and defense supply chains.
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