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AS3215-128 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AS3215-128: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302, ring_style: SPECIAL FLAT, usage_design: INTERNAL, inside_diameter: 1.684 INCHES MINIMUM AND 1.704 INCHES MAXIMUM IN, major_thickness: 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN, strength_rating: ERR-060. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-461-1624, 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
AS3215-128
NSN: 5325-00-461-1624
FSC: 5325 — Fastening Devices
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL COMP 302
ring_styleSPECIAL FLAT
usage_designINTERNAL
inside_diameter1.684 INCHES MINIMUM AND 1.704 INCHES MAXIMUM IN
major_thickness0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
strength_ratingERR-060
outside_diameter1.940 INCHES MINIMUM AND 1.960 INCHES MAXIMUM IN
special_featuresFIT,FORM,FUNCTION
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM
cross-sectional_shape_styleDOUBLE OVAL
criticality_code_justificationFEAT
NSN5325-00-461-1624
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AS3215-128 · 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: 70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM
•
USAGE DESIGN: INTERNAL
•
STRENGTH RATING: ERR-060
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI,COMPOSITION 302 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
OUTSIDE DIAMETER: 1.940 INCHES MINIMUM AND 1.960 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM
USAGE DESIGNINTERNAL
STRENGTH RATINGERR-060
CRITICALITY CODE JUSTIFICATIONFEAT
MATERIAL DOCUMENT AND CLASSIFICATIONAISI,COMPOSITION 302 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
OUTSIDE DIAMETER1.940 INCHES MINIMUM AND 1.960 INCHES MAXIMUM IN
MAJOR THICKNESS0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
INSIDE DIAMETER1.684 INCHES MINIMUM AND 1.704 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
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 2
RRN181SReference document
Same NSN cross-reference
Reference document — Design control — primary reference
3014499Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS3215-128?
AS3215-128 is a RING,RETAINING.
What parts can replace AS3215-128?
There are 2 known substitutes for AS3215-128: RRN181S, 3014499. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3215-128?
AS3215-128 is cataloged in the U.S. Government catalog under NSN 5325-00-461-1624. 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.