The Ring,retaining, cataloged under National Stock Number 5325-01-026-3243, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5325-01-026-3243 |
| Primary Part Number | MS16632-4025 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| Status | CANCELLED |
| Major Thickness | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
| Ring Style | C |
| Material Document and Classification | AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE |
| Special Test Features | SPECIAL QUALITY CONTROL TESTING |
| Nondefinitive Spec/std Data | 1 TYPE AND 6 CLASS |
| Departure From Cited Document | AS MODIFIED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| Test Data Document | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | STEEL COMP 632 |
| Surface Treatment | PASSIVATE |
| Casehardening Indicator | NOT CASEHARDENED |
| Cross-Sectional Shape Style | RECTANGULAR |
| Inside Diameter | 0.206 INCHES MINIMUM AND 0.214 INCHES MAXIMUM IN |
| Material Hardness Rating | 63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Usage Design | EXTERNAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS16632-4025 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-R-21248 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5325-01-026-3243 is a Ring,retaining, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5325 (No Item Name Available). Status: cancelled.
NSN 5325-01-026-3243 has 2 cross-referenced part numbers: MS16632-4025 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-R-21248 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 2 known substitutes for 5325-01-026-3243: 5325-00-550-5937, 5342-00-736-6335. Verify interchangeability with system specifications before substitution.
Key specifications for MS16632-4025: Major Thickness: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN; Ring Style: C; Material Document and Classification: AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE; Special Test Features: SPECIAL QUALITY CONTROL TESTING. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5325-01-026-3243 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.