The Ring,retaining, cataloged under National Stock Number 5325-00-453-7396, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Columbus Jack Corporation Div Columbus Jack. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-00-453-7396 |
| Primary Part Number | A915-140-12-4-38 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Columbus Jack Corporation Div Columbus Jack |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| End Style | 90 DEGREE PARALLEL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 4.590 INCHES MINIMUM AND 4.650 INCHES MAXIMUM IN |
| Major Thickness | 0.120 INCHES NOMINAL IN |
| Inside Diameter | 4.350 INCHES MINIMUM AND 4.410 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 |
|---|---|
| A915-140-12-4-38 PRIMARY | Columbus Jack Corporation Div Columbus Jack (USA) |
| Reference | Meaning |
|---|---|
| A915-140-12-4-38 | 5/9 Secondary reference Age Logistics Corporation |
NSN 5325-00-453-7396 is a Ring,retaining, manufactured by Columbus Jack Corporation Div Columbus Jack, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-453-7396 has 1 manufacturer part number on file: A915-140-12-4-38 (Columbus Jack Corporation Div Columbus Jack).
Key specifications for A915-140-12-4-38: Usage Design: EXTERNAL; End Style: 90 DEGREE PARALLEL; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 4.590 INCHES MINIMUM AND 4.650 INCHES MAXIMUM IN. 9 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.