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97633A140 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

97633A140: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: EXTERNAL, inside_diameter: 0.256 INCHES NOMINAL IN, special_features: THICKNESS 0.025 INCHES; BLACK IN, surface_treatment: PHOSPHATE, end_item_identification: STRYKER M8-LIGHT ARMORED VEHICLE. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-582-1846, 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
97633A140
NSN: 5325-01-582-1846
FSC: 5325 — Fastening Devices
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL
inside_diameter0.256 INCHES NOMINAL IN
special_featuresTHICKNESS 0.025 INCHES; BLACK IN
surface_treatmentPHOSPHATE
end_item_identificationSTRYKER M8-LIGHT ARMORED VEHICLE
part_name_assigned_by_controlling_agencyBLACK PHOSPHATE STEEL EXTERNAL RETAINING RING
NSN5325-01-582-1846
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 97633A140 · 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
KEY FEATURES
•
INSIDE DIAMETER: 0.256 INCHES NOMINAL IN
•
RING STYLE: EXTERNAL
•
SURFACE TREATMENT: PHOSPHATE
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
INSIDE DIAMETER0.256 INCHES NOMINAL IN
RING STYLEEXTERNAL
SPECIAL FEATURESTHICKNESS 0.025 INCHES; BLACK IN
SURFACE TREATMENTPHOSPHATE
PART NAME ASSIGNED BY CONTROLLING AGENCYBLACK PHOSPHATE STEEL EXTERNAL RETAINING RING
END ITEM IDENTIFICATIONSTRYKER M8-LIGHT ARMORED VEHICLE
MATERIALSTEEL
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 97633A140?
97633A140 is a RING,RETAINING.
What is the NSN for 97633A140?
97633A140 is cataloged in the U.S. Government catalog under NSN 5325-01-582-1846. 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.