The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-158-2115, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-158-2115 |
| Primary Part Number | BB412-624-21 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Countersink Angle in Deg | 100.0 |
| Receptacle Overall Length | 0.523 INCHES NOMINAL IN |
| Receptacle Thread Size and Series/type Designator | 0.375-24 UNIFIED NATIONAL JOINT FINE (UNJF) |
| Mounting Style | COUNTERSUNK |
| Turnlock Mounting Hole Diameter | 0.375 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE BARREL |
| Receptacle Height | 1.312 INCHES NOMINAL IN |
| Material | STEEL COMP 303 BARREL |
| 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 |
|---|---|
| BB412-624-21 PRIMARY | Hi-Shear Corporation (USA) |
NSN 5325-01-158-2115 is a Receptacle,turnlock Fastener, manufactured by Hi-Shear Corporation, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-158-2115 has 1 manufacturer part number on file: BB412-624-21 (Hi-Shear Corporation).
Key specifications for BB412-624-21: Countersink Angle in Deg: 100.0; Receptacle Overall Length: 0.523 INCHES NOMINAL IN; Receptacle Thread Size and Series/type Designator: 0.375-24 UNIFIED NATIONAL JOINT FINE (UNJF); Mounting Style: COUNTERSUNK. 8 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.