The Ring,retaining, cataloged under National Stock Number 5325-01-140-3690, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Itw Limited T/a Avery Weigh-Tronix. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-140-3690 |
| Primary Part Number | 5133-6-S |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Itw Limited T/a Avery Weigh-Tronix |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Major Thickness | 0.009 INCHES NOMINAL IN |
| Inside Diameter | 0.052 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | E |
| 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 |
|---|---|
| 5133-6-S PRIMARY | Itw Limited T/a Avery Weigh-Tronix (GBR) |
| Reference | Meaning |
|---|---|
| 30-581-315 | 7/2 Vendor item drawing reference Ge Aviation Systems Ltd |
NSN 5325-01-140-3690 is a Ring,retaining, manufactured by Itw Limited T/a Avery Weigh-Tronix, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-140-3690 has 1 manufacturer part number on file: 5133-6-S (Itw Limited T/a Avery Weigh-Tronix).
Key specifications for 5133-6-S: Usage Design: EXTERNAL; Cross-Sectional Shape Style: RECTANGULAR; Major Thickness: 0.009 INCHES NOMINAL IN; Inside Diameter: 0.052 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN. 7 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.