The Ring,retaining, cataloged under National Stock Number 5325-00-679-9806, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Prestolite Electric Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-679-9806 |
| Primary Part Number | MCL127 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Prestolite Electric Inc |
| Status | ACTIVE |
| Usage Design | EXTERNAL AND INTERNAL |
| End Style | VERTEX BELOW CENTER |
| Material Diameter | 0.093 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.593 INCHES NOMINAL IN |
| Inside Diameter | 0.415 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Material | STEEL |
| 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 |
|---|---|
| MCL127 PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| MCL127 | 5/9 Secondary reference Prestolite Electric Inc |
| 10863030 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5325-00-679-9806 is a Ring,retaining, manufactured by Prestolite Electric Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-679-9806 has 1 manufacturer part number on file: MCL127 (Prestolite Electric Inc).
Key specifications for MCL127: Usage Design: EXTERNAL AND INTERNAL; End Style: VERTEX BELOW CENTER; Material Diameter: 0.093 INCHES NOMINAL IN; Cross-Sectional Shape Style: ROUND. 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.