The Ring,retaining, cataloged under National Stock Number 5325-01-600-5090, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Monadnock Company, the Dba Lisi Aerospace. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Monadnock Company, the Dba Lisi Aerospace (CAGE 60119); Loeffler Spring Co (CAGE 2L734); Howmet Global Fastening Systems Inc Div Camloc Products (CAGE 71286); Pilgrim Screw Corporation Dba Pilgrim Aerospace Fasteners (CAGE 47253) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-600-5090 |
| Primary Part Number | BACR12X3 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Monadnock Company, the Dba Lisi Aerospace |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| BACR12X3 PRIMARY | Monadnock Company, the Dba Lisi Aerospace (USA) |
| BACR12X3 PRIMARY | Loeffler Spring Co (USA) |
| BACR12X3 PRIMARY | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
| BACR12X3 PRIMARY | Pilgrim Screw Corporation Dba Pilgrim Aerospace Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACR12X3 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5325-01-600-5090 is a Ring,retaining, manufactured by Monadnock Company, the Dba Lisi Aerospace, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-600-5090 has 4 manufacturer part numbers on file: BACR12X3 (Monadnock Company, the Dba Lisi Aerospace), BACR12X3 (Loeffler Spring Co), BACR12X3 (Howmet Global Fastening Systems Inc Div Camloc Products), BACR12X3 (Pilgrim Screw Corporation Dba Pilgrim Aerospace Fasteners).
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.