The Ring,retaining, cataloged under National Stock Number 5325-01-138-5345, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Hansome Energy Systems Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Hansome Energy Systems Inc (CAGE 51802) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-138-5345 |
| Primary Part Number | ESB010-1 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Hansome Energy Systems Inc |
| 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 |
|---|---|
| ESB010-1 PRIMARY | Hansome Energy Systems Inc (USA) |
| IAW A-326-235 ITEM 34 | Hansome Energy Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| ESB 010-1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5325-01-138-5345 is a Ring,retaining, manufactured by Hansome Energy Systems Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-138-5345 has 2 manufacturer part numbers on file: ESB010-1 (Hansome Energy Systems Inc), IAW A-326-235 ITEM 34 (Hansome Energy Systems Inc).
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.