The Ring,retaining, cataloged under National Stock Number 5325-01-074-7327, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Cirteq Ltd. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-074-7327 |
| Primary Part Number | AM1400-37 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Cirteq Ltd |
| Status | ACTIVE |
| Usage Design | EXTERNAL OR INTERNAL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Major Thickness | 0.025 INCHES NOMINAL IN |
| Inside Diameter | 0.350 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | EXTERNAL |
| Surface Treatment | PHOSPHATE |
| 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 |
|---|---|
| AM1400-37 PRIMARY | Cirteq Ltd (GBR) |
NSN 5325-01-074-7327 is a Ring,retaining, manufactured by Cirteq Ltd, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-074-7327 has 1 manufacturer part number on file: AM1400-37 (Cirteq Ltd).
Key specifications for AM1400-37: Usage Design: EXTERNAL OR INTERNAL; Cross-Sectional Shape Style: RECTANGULAR; Major Thickness: 0.025 INCHES NOMINAL IN; Inside Diameter: 0.350 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN. 8 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.