The Ring,retaining, cataloged under National Stock Number 5325-00-721-8187, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Truarc Company Llc Dba Waldes Truarc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5325-00-721-8187 |
| Primary Part Number | 5100-18CMD |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Truarc Company Llc Dba Waldes Truarc |
| Status | CANCELLED |
| Usage Design | EXTERNAL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Casehardening Indicator | NOT CASEHARDENED |
| Inside Diameter | 0.164 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Material | STEEL COMP 1066 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1086 OR STEEL COMP 1090 |
| Material Document and Classification | FED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1080 OR 1084 OR 1086 OR 1090 FED STD SINGLE MATERIAL RESPONSE |
| Surface Treatment | CADMIUM AND CHROMATE |
| Major Thickness | 0.013 INCHES MINIMUM AND 0.017 INCHES MAXIMUM IN |
| Material Hardness Rating | 77.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 82.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Ring Style | EXTERNAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5100-18CMD | Truarc Company Llc Dba Waldes Truarc (USA) |
| 5365007218187 | E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 128465 | Gould Instrument Systems Inc (USA) |
| 99501716 | Omex (USA) |
| MS16624-1018 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 5100-18CMD | Rotor Clip Company, Inc. (USA) |
| 35D539 | Globe Motors, Inc. Dba Allient Dayton (USA) |
| 4912866-01 | Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA) |
| 5100-18MD | Truarc Company Llc Dba Waldes Truarc (USA) |
| 10118621 | Nimikkeistokeskus Ncb Finland (FIN) |
| NAS670-18 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 5100-18MD | Rotor Clip Company, Inc. (USA) |
| LS16624-18 | Lockheed Martin Corp (USA) |
| 70J16624-1018 | General Dynamics Mission Systems, Inc. (USA) |
| 411170-1018 | Raytheon Company Dba Raytheon (USA) |
| 5100-1 | Rotor Clip Company, Inc. (USA) |
| 5100-1 | Truarc Company Llc Dba Waldes Truarc (USA) |
NSN 5325-00-721-8187 is a Ring,retaining, manufactured by Truarc Company Llc Dba Waldes Truarc, classified under FSC 5325 (No Item Name Available). Status: cancelled.
NSN 5325-00-721-8187 has 17 cross-referenced part numbers: 5100-18CMD (Truarc Company Llc Dba Waldes Truarc), 5365007218187 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), 128465 (Gould Instrument Systems Inc), 99501716 (Omex), MS16624-1018 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 12 more.
There are 12 known substitutes for 5325-00-721-8187: 6685-00-031-8386, 5365-00-289-0800, 5325-00-432-3584 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5100-18CMD: Usage Design: EXTERNAL; Cross-Sectional Shape Style: RECTANGULAR; Casehardening Indicator: NOT CASEHARDENED; Inside Diameter: 0.164 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5325-00-721-8187 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.