The Ring,retaining, cataloged under National Stock Number 5325-00-950-9874, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Rotor Clip Company, Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-950-9874 |
| Primary Part Number | 3100-37-ST-CD |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Rotor Clip Company, Inc. |
| Status | ACTIVE |
| Material Hardness Rating | 69.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 73.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Usage Design | EXTERNAL |
| Material Document and Classification | AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE |
| Major Thickness | 0.023 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN |
| Inside Diameter | 0.333 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | EXTERNAL |
| Surface Treatment | CADMIUM |
| Material | STEEL COMP 1074 |
| 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 |
|---|---|
| 501094 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 3100-37-ST-CD PRIMARY | Rotor Clip Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3100-37-ST-CD | 5/9 Secondary reference U.S. Government activity |
| 501094 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 5325-00-950-9874 is a Ring,retaining, manufactured by Rotor Clip Company, Inc., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-950-9874 has 2 manufacturer part numbers on file: 501094 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 3100-37-ST-CD (Rotor Clip Company, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-466-6881. Verify interchangeability with system specifications before substitution.
Key specifications for 3100-37-ST-CD: Material Hardness Rating: 69.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 73.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM; Usage Design: EXTERNAL; Material Document and Classification: AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE; Major Thickness: 0.023 INCHES MINIMUM AND 0.029 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.