The Ring,retaining, cataloged under National Stock Number 5325-01-291-7208, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Tdk Electronics Ag (CAGE C4751); Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division (CAGE 0ACF4) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-291-7208 |
| Primary Part Number | B44030-A36 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| B44030-A36 | Tdk Electronics Ag (DEU) |
| B44030-A36 PRIMARY | Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division (USA) |
| Reference | Meaning |
|---|---|
| B44030-A36 | 5/9 Secondary reference Epcos Ag Abt. Pr Roe K Pm |
NSN 5325-01-291-7208 is a Ring,retaining, manufactured by Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-291-7208 has 2 manufacturer part numbers on file: B44030-A36 (Tdk Electronics Ag), B44030-A36 (Siemens Energy & Automation, Inc. Div Siemens Ind Services, Siemens Sales Division).
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.