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AD3215-120 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AD3215-120: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, ring_style: SPIRAL, inside_diameter: 1.426 INCHES MINIMUM AND 1.431 INCHES MAXIMUM IN, major_thickness: 1.220 INCHES MINIMUM AND 1.320 INCHES MAXIMUM IN, outside_diameter: 1.539 INCHES MINIMUM AND 1.552 INCHES MAXIMUM IN, cross-sectional_shape_style: DOUBLE OVAL. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-591-2574, 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
AD3215-120
NSN: 5325-01-591-2574
FSC: 5325 — Fastening Devices
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
ring_styleSPIRAL
inside_diameter1.426 INCHES MINIMUM AND 1.431 INCHES MAXIMUM IN
major_thickness1.220 INCHES MINIMUM AND 1.320 INCHES MAXIMUM IN
outside_diameter1.539 INCHES MINIMUM AND 1.552 INCHES MAXIMUM IN
cross-sectional_shape_styleDOUBLE OVAL
part_name_assigned_by_controlling_agencyRING, RETAINING-SPIRAL, INTERNAL
NSN5325-01-591-2574
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AD3215-120 · 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
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
OUTSIDE DIAMETER: 1.539 INCHES MINIMUM AND 1.552 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 1.220 INCHES MINIMUM AND 1.320 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 1.426 INCHES MINIMUM AND 1.431 INCHES MAXIMUM IN
•
RING STYLE: SPIRAL
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
OUTSIDE DIAMETER1.539 INCHES MINIMUM AND 1.552 INCHES MAXIMUM IN
MAJOR THICKNESS1.220 INCHES MINIMUM AND 1.320 INCHES MAXIMUM IN
INSIDE DIAMETER1.426 INCHES MINIMUM AND 1.431 INCHES MAXIMUM IN
RING STYLESPIRAL
PART NAME ASSIGNED BY CONTROLLING AGENCYRING, RETAINING-SPIRAL, INTERNAL
MATERIALSTEEL CORROSION RESISTING
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 AD3215-120?
AD3215-120 is a RING,RETAINING.
What is the NSN for AD3215-120?
AD3215-120 is cataloged in the U.S. Government catalog under NSN 5325-01-591-2574. 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.