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537AS284-3 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

537AS284-3: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130, inside_diameter: 1.308 INCHES NOMINAL IN, outside_diameter: 1.384 INCHES NOMINAL IN, material_document_and_classification: MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE, part_name_assigned_by_controlling_agency: RING,INNER END. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-436-5020, 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
537AS284-3
NSN: 5325-01-436-5020
FSC: 5325 — Fastening Devices
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 4130
inside_diameter1.308 INCHES NOMINAL IN
outside_diameter1.384 INCHES NOMINAL IN
material_document_and_classificationMIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyRING,INNER END
NSN5325-01-436-5020
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 537AS284-3 · 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 DOCUMENT AND CLASSIFICATION: MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 1.384 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.308 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 4130
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER1.384 INCHES NOMINAL IN
INSIDE DIAMETER1.308 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYRING,INNER END
MATERIALSTEEL COMP 4130
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 537AS284-3?
537AS284-3 is a RING,RETAINING.
What is the NSN for 537AS284-3?
537AS284-3 is cataloged in the U.S. Government catalog under NSN 5325-01-436-5020. 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.