The Ring,retaining, cataloged under National Stock Number 5325-00-373-3603, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Lawrence Aviation Industries Dba Lawrence Aviation. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Lawrence Aviation Industries Dba Lawrence Aviation (CAGE 13805); Paradigm Manchester Inc. Dba Pursuit Aerospace (CAGE 1J4P3); Durham Electric Co Inc (CAGE 26129); J.t. Slocomb Corp (CAGE 55282); Corning Glass Works (CAGE 14674) |
| Parameter | Value |
|---|---|
| NSN | 5325-00-373-3603 |
| Primary Part Number | 4018832 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Lawrence Aviation Industries Dba Lawrence Aviation |
| 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 |
|---|---|
| 4018832 | Lawrence Aviation Industries Dba Lawrence Aviation (USA) |
| 4018832 | Paradigm Manchester Inc. Dba Pursuit Aerospace (USA) |
| 4018832 | Durham Electric Co Inc (USA) |
| 4018832 | J.t. Slocomb Corp (USA) |
| 4018832 | Corning Glass Works (USA) |
| Reference | Meaning |
|---|---|
| 4018832 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 4018832 | 3/9 Design control — primary reference Turbine Engine Components Technologies Corporation |
| 4018832 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 4018832 | C/1 Advisory reference — outside the item-of-supply concept Parmac, Llc Div Parmac Inc |
| 4018832 | C/1 Advisory reference — outside the item-of-supply concept Nd Industries Inc Div Nd Industries, Inc. - Michigan Division |
| 4018832 | 7/2 Vendor item drawing reference Rtx Corporation Div Pratt & Whitney |
| 4018832 | 5/9 Secondary reference Parmac Inc |
| 4018832 | 5/9 Secondary reference Alloytek Inc |
NSN 5325-00-373-3603 is a Ring,retaining, manufactured by Lawrence Aviation Industries Dba Lawrence Aviation, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-373-3603 has 5 manufacturer part numbers on file: 4018832 (Lawrence Aviation Industries Dba Lawrence Aviation), 4018832 (Paradigm Manchester Inc. Dba Pursuit Aerospace), 4018832 (Durham Electric Co Inc), 4018832 (J.t. Slocomb Corp), 4018832 (Corning Glass Works).
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.