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AS3217-138 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AS3217-138: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: SPECIAL FLAT, usage_design: INTERNAL, inside_diameter: 1.386 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN, major_thickness: 0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN, outside_diameter: 1.567 INCHES MINIMUM AND 1.582 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-502-7768, 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
AS3217-138
NSN: 5325-01-502-7768
FSC: 5325 — Fastening Devices
CAGE: 63005 — ROLLS-ROYCE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL
ring_styleSPECIAL FLAT
usage_designINTERNAL
inside_diameter1.386 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN
major_thickness0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
outside_diameter1.567 INCHES MINIMUM AND 1.582 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationAE2100A, C, AE2100D2, D3 J, AE1107, T406-AD-400 AND AE3007A, C, H ENGINES
cross-sectional_shape_styleDOUBLE OVAL
material_document_and_classificationAMS 7330 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyRING, RETAINING-SPIRAL
NSN5325-01-502-7768
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AS3217-138 · 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
•
USAGE DESIGN: INTERNAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7330 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
OUTSIDE DIAMETER: 1.567 INCHES MINIMUM AND 1.582 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 1.386 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: SPECIAL FLAT
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7330 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
OUTSIDE DIAMETER1.567 INCHES MINIMUM AND 1.582 INCHES MAXIMUM IN
MAJOR THICKNESS0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
INSIDE DIAMETER1.386 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPECIAL FLAT
PART NAME ASSIGNED BY CONTROLLING AGENCYRING, RETAINING-SPIRAL
END ITEM IDENTIFICATIONAE2100A, C, AE2100D2, D3 J, AE1107, T406-AD-400 AND AE3007A, C, H ENGINES
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS3217-138?
AS3217-138 is a RING,RETAINING.
What is the NSN for AS3217-138?
AS3217-138 is cataloged in the U.S. Government catalog under NSN 5325-01-502-7768. This indicates validated use in U.S. government and defense supply chains.
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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.