The Ring,retaining, cataloged under National Stock Number 5325-01-373-6142, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Isotta Fraschini Motori Spa. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Isotta Fraschini Motori Spa (CAGE A0106) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-373-6142 |
| Primary Part Number | 735033138U01 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Isotta Fraschini Motori Spa |
| 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 |
|---|---|
| 735033138U01 | Isotta Fraschini Motori Spa (ITA) |
| Reference | Meaning |
|---|---|
| 735033138U01 | 3/9 Design control — primary reference Grandi Motori Fincantieri /fggm/ Div |
| 735033138U01 | C/1 Advisory reference — outside the item-of-supply concept Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am |
NSN 5325-01-373-6142 is a Ring,retaining, manufactured by Isotta Fraschini Motori Spa, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-373-6142 has 1 manufacturer part number on file: 735033138U01 (Isotta Fraschini Motori Spa).
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.