The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-138-4733, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Insitu, Inc.. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Insitu, Inc. (CAGE 02FP7) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-138-4733 |
| Primary Part Number | 003-000549-000 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Insitu, 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 |
|---|---|
| 003-000549-000 | Insitu, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5325PL2153544 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 81-35-309-56 | 3/2 Design control — primary reference U.S. Government activity |
| SM-C-886783-1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5325-01-138-4733 is a Receptacle,turnlock Fastener, manufactured by Insitu, Inc., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-138-4733 has 1 manufacturer part number on file: 003-000549-000 (Insitu, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5325-01-591-3484. Verify interchangeability with system specifications before substitution.
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.