The Fastener Assembly,turnlock, cataloged under National Stock Number 5325-01-251-6885, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-251-6885 |
| Primary Part Number | 3321S-4-6 |
| Item Name | Fastener Assembly,turnlock |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc |
| 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 |
|---|---|
| 3321S-4-6 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 4083-23916-2103 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 4083-23916-0103 | 5/9 Secondary reference Hughes Missile Systems Co San Diego |
| 4083-23916-2103 | 5/9 Secondary reference Hughes Missile Systems Co San Diego |
| 3321S-4-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-251-6885 is a Fastener Assembly,turnlock, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-251-6885 has 2 manufacturer part numbers on file: 3321S-4-6 (Howmet Global Fastening Systems Inc), 4083-23916-2103 (Raytheon Company).
Key specifications for 3321S-4-6: Special Features: USED ON PACER SPECIAL; End Item Identification: W/S:ADVANCED CRUISE MISSILE, ACM-129. 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.