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505831 — RING,RETAINING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

505831: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1074, ring_style: SPECIAL FLAT, usage_design: INTERNAL, inside_diameter: 1.875 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN, major_thickness: 0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN, outside_diameter: 2.201 INCHES MINIMUM AND 2.226 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5320-00-050-5831, 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
505831
NSN: 5320-00-050-5831
NIINs: 000505831, 007168435
FSC: 5320 — Rivets
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL COMP 1074
ring_styleSPECIAL FLAT
usage_designINTERNAL
inside_diameter1.875 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
major_thickness0.075 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
outside_diameter2.201 INCHES MINIMUM AND 2.226 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationW/S:ENGINE, AIRCRAFT J-52
cross-sectional_shape_styleDOUBLE OVAL
material_document_and_classificationAMS 5120 ASSN STD SINGLE MATERIAL RESPONSE
NSN5320-00-050-5831
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,RETAINING TITLE COMPONENT PN 505831 MFR RING,RETAINING
KEY FEATURES
•
SHANK DIAMETER: 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.656 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
•
SHANK STYLE: STRAIGHT
•
MATERIAL: STEEL OVERALL
•
HEAD MAJOR DIAMETER: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
HEAD HEIGHT0.656 INCHES MINIMUM AND 0.719 INCHES MAXIMUM IN
FASTENER LENGTH0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
SHANK STYLESTRAIGHT
MATERIALSTEEL OVERALL
HEAD MAJOR DIAMETER0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
5320000505831Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 505831?
505831 is a RING,RETAINING.
What parts can replace 505831?
There is 1 known substitute for 505831: 5320000505831. Substitute compatibility should be verified for your specific system.
What is the NSN for 505831?
505831 is cataloged in the U.S. Government catalog under NSN 5320-00-050-5831. 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.