The Ring,retaining, cataloged under National Stock Number 5325-01-210-1567, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5325-01-210-1567 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| End Style | DIAGONAL PARALLEL |
| Material Diameter | 0.035 INCHES NOMINAL IN |
| Supplementary Features | GAP WIDTH NOMINAL 0.017 IN; WEIGHT-0.12 GR (0.00027 LB) LBS |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.358 INCHES NOMINAL IN |
| Gap Opening | OPENING LESS THAN 90 DEGREES |
| Inside Diameter | 0.288 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| M70337/1-07C | 2/2 Government specification standardization U.S. Government activity |
| MIL-R-70337/1 | 4/1 Identification reference U.S. Government activity |
| 1219-R5-SS | 5/1 Secondary reference Southco Inc |
| 1930AS100-43 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| SR5SS | 5/9 Secondary reference Southco Inc |
NSN 5325-01-210-1567 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5325-01-343-4328, 5325-01-500-0310. Verify interchangeability with system specifications before substitution.
Key specifications for 5325-01-210-1567: Usage Design: EXTERNAL; End Style: DIAGONAL PARALLEL; Material Diameter: 0.035 INCHES NOMINAL IN; Supplementary Features: GAP WIDTH NOMINAL 0.017 IN; WEIGHT-0.12 GR (0.00027 LB) LBS. 12 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.