The Ring,retaining, cataloged under National Stock Number 5325-01-475-4664, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Fastener Technology Corp. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-475-4664 |
| Primary Part Number | FTD7063HHS-201 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Fastener Technology Corp |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Material Document and Classification | MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Major Thickness | 0.028 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN |
| Inside Diameter | 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 631 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FTD7063HHS-201 PRIMARY | Fastener Technology Corp (USA) |
| Reference | Meaning |
|---|---|
| FTD7064 | D/9 Drawing number reference only Fastener Technology Corp |
NSN 5325-01-475-4664 is a Ring,retaining, manufactured by Fastener Technology Corp, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-475-4664 has 1 manufacturer part number on file: FTD7063HHS-201 (Fastener Technology Corp).
Key specifications for FTD7063HHS-201: Usage Design: INTERNAL; Material Document and Classification: MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR; Major Thickness: 0.028 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.