The Ring,retaining, cataloged under National Stock Number 5325-01-016-5836, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-016-5836 |
| Primary Part Number | 218980 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Material Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| Usage Design | EXTERNAL |
| End Style | 90 DEGREE PARALLEL |
| Material Diameter | 0.070 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.675 INCHES MINIMUM AND 0.709 INCHES MAXIMUM IN |
| Inside Diameter | 0.605 INCHES MINIMUM AND 0.637 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 218980 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
NSN 5325-01-016-5836 is a Ring,retaining, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-016-5836 has 1 manufacturer part number on file: 218980 (Eaton Aerospace, Llc Dba Jackson South).
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-549-5712, 5360-01-616-7318, 4730-01-644-5737. Verify interchangeability with system specifications before substitution.
Key specifications for 218980: Material Hardness Rating: 46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM; Usage Design: EXTERNAL; End Style: 90 DEGREE PARALLEL; Material Diameter: 0.070 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.