The Ring,retaining, cataloged under National Stock Number 5325-00-548-2744, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Pti Technologies Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-548-2744 |
| Primary Part Number | 41001541 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Material Diameter | 0.062 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.190 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN |
| Inside Diameter | 1.966 INCHES MINIMUM AND 2.186 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Material | STEEL COMP 631 |
| 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 |
|---|---|
| 41001541 PRIMARY | Pti Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 41001541 | 5/2 Secondary reference U.S. Government activity |
| 41001541 | 5/9 Secondary reference Hudson Engineering Co Penco Div |
NSN 5325-00-548-2744 is a Ring,retaining, manufactured by Pti Technologies Inc., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-548-2744 has 1 manufacturer part number on file: 41001541 (Pti Technologies Inc.).
Key specifications for 41001541: Usage Design: EXTERNAL; Material Diameter: 0.062 INCHES NOMINAL IN; Material Document and Classification: AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: ROUND. 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.