The Ring,retaining, cataloged under National Stock Number 5325-00-298-6564, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 43 commercial cross-references from 30 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5325-00-298-6564 |
| Primary Part Number | MS16624-4025 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | CANCELLED |
| Surface Treatment | PASSIVATE |
| Material Document and Classification | AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE |
| Material | STEEL COMP 632 |
| Inside Diameter | 0.221 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN |
| Material Hardness Rating | 63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Ring Style | EXTERNAL |
| Casehardening Indicator | NOT CASEHARDENED |
| Major Thickness | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Usage Design | EXTERNAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS16624-4025 | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| SH-025-SS | Fastenal Company Dba Fastenal Co (USA) |
| TRUARC 5100-25H | Truarc Company Llc Dba Waldes Truarc (USA) |
| 1.450507 | Phillips Chemical Co Sub of Phillips Petroleum Co Petrochemical Div Philtex Plant (USA) |
| NC2301-168 | Dresser Industries Inc Leroi Div (USA) |
| MS16624/4025 | Zf Industrieantriebe Witten Gmbh (DEU) |
| Q2-25 | W. M. Berg, Inc. (USA) |
| MS16624-4025 | The Boeing Company Div Defense (USA) |
| DZ2D3 | Allied Devices Corp Dba Absolute Precision Co (USA) |
| 105A902351 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 1400-25AS | Seeger Inc Anderton-United Products Div (USA) |
| TRUARC 5100-25H | Rotor Clip Company, Inc. (USA) |
| 281497-0001 ITEM 101 | Marotta Controls Inc (USA) |
| 235212A025 | Itt Industries Inc Itt Aerospace Communications Div East (USA) |
| R271NAA0025NN119NNQA1 | The American Society of Mechanical Engineers (USA) |
| 5365002986564 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| MS16624-4025 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 5325002986564 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 5100-25W | Dresser Industries Inc Leroi Div (USA) |
| 5100-25H | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp (USA) |
NSN 5325-00-298-6564 is a Ring,retaining, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5325 (No Item Name Available). Status: cancelled.
NSN 5325-00-298-6564 has 43 cross-referenced part numbers: MS16624-4025 (Hamilton Sundstrand Corporation Dba Collins Aerospace), SH-025-SS (Fastenal Company Dba Fastenal Co), TRUARC 5100-25H (Truarc Company Llc Dba Waldes Truarc), 1.450507 (Phillips Chemical Co Sub of Phillips Petroleum Co Petrochemical Div Philtex Plant), NC2301-168 (Dresser Industries Inc Leroi Div) and 38 more.
There are 9 known substitutes for 5325-00-298-6564: 3110-00-227-4947, 5325-00-337-2801, 5325-00-616-4834 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS16624-4025: Surface Treatment: PASSIVATE; Material Document and Classification: AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE; Material: STEEL COMP 632; Inside Diameter: 0.221 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5325-00-298-6564 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.