PartsTable
Technical Data Sheet
Download PDF

82A5027A0123 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

82A5027A0123: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: SPIRAL FLAT, usage_design: EXTERNAL, inside_diameter: 25.98 MILLIMETERS MINIMUM AND 27.98 MILLIMETERS MAXIMUM MM, major_thickness: 2.8 MILLIMETERS MINIMUM AND 3.8 MILLIMETERS MAXIMUM MM, outside_diameter: 31.66 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-197-4458, 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
82A5027A0123
NSN: 5325-01-197-4458
FSC: 5325 — Fastening Devices
CAGE: 01365 — MARINE CORPS SYSTEMS COMMAND DIV MARINE CORPS SYSTEMS COMMAND TECHNICAL DATA REPOSITORY CUSTOMER SERVICE (USA)
SPECIFICATIONS
materialSTEEL
ring_styleSPIRAL FLAT
usage_designEXTERNAL
inside_diameter25.98 MILLIMETERS MINIMUM AND 27.98 MILLIMETERS MAXIMUM MM
major_thickness2.8 MILLIMETERS MINIMUM AND 3.8 MILLIMETERS MAXIMUM MM
outside_diameter31.66 MILLIMETERS NOMINAL MM
surface_treatmentOXIDE
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleSPLIT ROUND
surface_treatment_document_and_classificationMIL-C-13924,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5325-01-197-4458
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 82A5027A0123 · 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: EXTERNAL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-13924,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: SPLIT ROUND
•
OUTSIDE DIAMETER: 31.66 MILLIMETERS NOMINAL MM
•
MAJOR THICKNESS: 2.8 MILLIMETERS MINIMUM AND 3.8 MILLIMETERS MAXIMUM MM
•
INSIDE DIAMETER: 25.98 MILLIMETERS MINIMUM AND 27.98 MILLIMETERS MAXIMUM MM
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: SPIRAL FLAT
TECHNICAL CHARACTERISTICS
USAGE DESIGNEXTERNAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE
CROSS-SECTIONAL SHAPE STYLESPLIT ROUND
OUTSIDE DIAMETER31.66 MILLIMETERS NOMINAL MM
MAJOR THICKNESS2.8 MILLIMETERS MINIMUM AND 3.8 MILLIMETERS MAXIMUM MM
INSIDE DIAMETER25.98 MILLIMETERS MINIMUM AND 27.98 MILLIMETERS MAXIMUM MM
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESPIRAL FLAT
SURFACE TREATMENTOXIDE
MATERIALSTEEL
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
SP306Reference document
Same NSN cross-reference
Reference document — Secondary reference
11826283Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 82A5027A0123?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 82A5027A0123?
82A5027A0123 is a RING,RETAINING.
What parts can replace 82A5027A0123?
There are 2 known substitutes for 82A5027A0123: SP306, 11826283. Substitute compatibility should be verified for your specific system.
What is the NSN for 82A5027A0123?
82A5027A0123 is cataloged in the U.S. Government catalog under NSN 5325-01-197-4458. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 82A5027A0123

✓ 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.