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7521095 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7521095: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1065, end_style: VERTEX BELOW CENTER, ring_style: STRAIGHT GAP, usage_design: INTERNAL, inside_diameter: 1.688 INCHES MINIMUM AND 1.719 INCHES MAXIMUM IN, major_thickness: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-699-8459, 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
7521095
NSN: 5325-00-699-8459
FSC: 5325 — Fastening Devices
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1065
end_styleVERTEX BELOW CENTER
ring_styleSTRAIGHT GAP
usage_designINTERNAL
inside_diameter1.688 INCHES MINIMUM AND 1.719 INCHES MAXIMUM IN
major_thickness0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
outside_diameter2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationASTM A576, COMP 1065 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-699-8459
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7521095 · 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
•
MATERIAL HARDNESS RATING: 42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: INTERNAL
•
END STYLE: VERTEX BELOW CENTER
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A576, COMP 1065 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 1.688 INCHES MINIMUM AND 1.719 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
USAGE DESIGNINTERNAL
END STYLEVERTEX BELOW CENTER
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A576, COMP 1065 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER2.000 INCHES MINIMUM AND 2.031 INCHES MAXIMUM IN
MAJOR THICKNESS0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
INSIDE DIAMETER1.688 INCHES MINIMUM AND 1.719 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
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 5
5365006998459Reference document
Same NSN cross-reference
Reference document — Secondary reference
30-381-8Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2377T2Reference document
Same NSN cross-reference
Reference document — Secondary reference
KC2536Reference document
Same NSN cross-reference
Reference document — Secondary reference
914513Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 7521095?
7521095 is a RING,RETAINING.
What parts can replace 7521095?
There are 5 known substitutes for 7521095: 5365006998459, 30-381-8, 2377T2 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7521095?
7521095 is cataloged in the U.S. Government catalog under NSN 5325-00-699-8459. 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.