The Ring,retaining, cataloged under National Stock Number 5325-00-010-2509, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-010-2509 |
| Primary Part Number | MIL-R-21248 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Inside Diameter | 0.142 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Material | STEEL |
| Surface Treatment | CADMIUM AND DICHROMATE |
| Material Document and Classification | SAE 1065 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE |
| Usage Design | EXTERNAL |
| Material Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | E |
| Major Thickness | 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MIL-R-21248 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS16633-1018 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 855514-00 | Defense Reduction Agency (USA) |
| 9419254 | General Motors Corp (USA) |
| 9419254 | Borgwarner Pds (anderson), L.l.c. (USA) |
| FD9005-3 | Davis Aircraft Products Co., Inc. (USA) |
NSN 5325-00-010-2509 is a Ring,retaining, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5325 (No Item Name Available). Status: active.
NSN 5325-00-010-2509 has 6 cross-referenced part numbers: MIL-R-21248 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS16633-1018 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 855514-00 (Defense Reduction Agency), 9419254 (General Motors Corp), 9419254 (Borgwarner Pds (anderson), L.l.c.) and 1 more.
There is 1 known substitute for 5325-00-010-2509: 5325-00-282-1633. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-R-21248: Inside Diameter: 0.142 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL; Surface Treatment: CADMIUM AND DICHROMATE. 10 total characteristics are documented in the Federal Logistics Information System.