The Ring,retaining, cataloged under National Stock Number 5325-00-337-6877, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-337-6877 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Usage Design | INTERNAL OR EXTERNAL |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Major Thickness | 0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN |
| Inside Diameter | 0.670 INCHES MINIMUM AND 0.676 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Material | STEEL UNS K08500 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SG3829REVAPC18 | 5/9 Secondary reference Siemens Energy, Inc. |
| SG3827REVAPC18 | 5/9 Secondary reference Siemens Energy, Inc. |
| 5107-75 | 5/9 Secondary reference Truarc Company Llc Dba Waldes Truarc |
| SG3829REVAPC18 | 5/1 Secondary reference Circor Pumps North America Llc |
| MS90708-75 | 2/2 Government specification standardization U.S. Government activity |
| 33533 | 5/1 Secondary reference Mitsubishi Caterpillar Forklift America, Inc |
| 5107-75 | C/1 Advisory reference — outside the item-of-supply concept Rotor Clip Company, Inc. |
| SG3827REVAPC18 | 5/1 Secondary reference Circor Pumps North America Llc |
| PP028AS | 5/1 Secondary reference Circor Pumps North America Llc |
| PP028AS | 5/9 Secondary reference Siemens Energy, Inc. |
NSN 5325-00-337-6877 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
6 possible matches (shared part number, not a government interchangeability claim): 2920-00-362-9117, 1095-00-593-7655, 5310-00-679-5801. Verify interchangeability with system specifications before substitution.
Key specifications for 5325-00-337-6877: Usage Design: INTERNAL OR EXTERNAL; Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR; Major Thickness: 0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN. 8 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.