The Ring,retaining, cataloged under National Stock Number 5325-00-558-6947, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is B/e Aerospace Systems Gmbh Div Life Support Systems Europe. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-558-6947 |
| Primary Part Number | E21243-02 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | B/e Aerospace Systems Gmbh Div Life Support Systems Europe |
| Status | ACTIVE |
| Ring Style | EXTERNAL INVERTED LUGS |
| Major Thickness | 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN |
| Material | STEEL COMP 632 |
| Surface Treatment | PASSIVATE |
| Material Document and Classification | AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE |
| Usage Design | EXTERNAL |
| Inside Diameter | 0.451 INCHES MINIMUM AND 0.466 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material Hardness Rating | 63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| E21243-02 | B/e Aerospace Systems Gmbh Div Life Support Systems Europe (DEU) |
| 22187 | Industrial Technologies and Services Llc (USA) |
| 5108-50H | Truarc Company Llc Dba Waldes Truarc (USA) |
| MS16626-4050 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5325-00-558-6947 is a Ring,retaining, manufactured by B/e Aerospace Systems Gmbh Div Life Support Systems Europe, classified under FSC 5325 (No Item Name Available). Status: active.
NSN 5325-00-558-6947 has 4 cross-referenced part numbers: E21243-02 (B/e Aerospace Systems Gmbh Div Life Support Systems Europe), 22187 (Industrial Technologies and Services Llc), 5108-50H (Truarc Company Llc Dba Waldes Truarc), MS16626-4050 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 5 known substitutes for 5325-00-558-6947: 5365-00-424-5524, 4730-00-729-4930, 3455-01-046-1486 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for E21243-02: Ring Style: EXTERNAL INVERTED LUGS; Major Thickness: 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN; Material: STEEL COMP 632; Surface Treatment: PASSIVATE. 10 total characteristics are documented in the Federal Logistics Information System.