The Ring,retaining, cataloged under National Stock Number 5325-01-552-2576, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5325-01-552-2576 |
| Primary Part Number | 70004-149 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba |
| 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 |
|---|---|
| AD-2331447-149 | Atech Inc (USA) |
| 70004-149 PRIMARY | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
| Reference | Meaning |
|---|---|
| 5325PL2094479 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5325-01-552-2576 is a Ring,retaining, manufactured by Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-552-2576 has 2 manufacturer part numbers on file: AD-2331447-149 (Atech Inc), 70004-149 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba).
Key specifications for 70004-149: End Item Identification: USED ON ESCO BAK-14 RETRACTABLE HOOK CABLE SYSTEM PART OF AIRCRAFT ARRESTED LANDING SYSTEM. 0 specifications are documented in the U.S. Government catalog.
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.