The Screw,close Tolerance, cataloged under National Stock Number 5305-01-394-5976, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-394-5976 |
| Primary Part Number | ST3M466V5L7-1 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Fastener Length | 0.757 INCHES MINIMUM AND 0.787 INCHES MAXIMUM IN |
| Thread Length | 0.460 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | OVAL COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| Grip Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HIGH-TORQUE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN |
| 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 |
|---|---|
| ST3M466V5L7-1 | Hi-Shear Corporation (USA) |
| ST3M466V5L7-1 | Howmet Global Fastening Systems Inc (USA) |
| 11909V5L7-1 | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST3M466V5L7-1 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| ST3M466V5L7-1 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M466V5L7-1 | The Boeing Company Div Defense (USA) |
| ST3M466V5L7-1 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| ST3M466V5L7-1 | 5/2 Secondary reference U.S. Government activity |
| HT4028L5-7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-394-5976 is a Screw,close Tolerance, manufactured by Hi-Shear Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-394-5976 has 7 manufacturer part numbers on file: ST3M466V5L7-1 (Hi-Shear Corporation), ST3M466V5L7-1 (Howmet Global Fastening Systems Inc), 11909V5L7-1 (Reid Products Inc. Dba Reid Products Inc), ST3M466V5L7-1 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), ST3M466V5L7-1 (Sps Technologies, Llc Dba PB Fasteners) and 2 more.
Key specifications for ST3M466V5L7-1: Fastener Length: 0.757 INCHES MINIMUM AND 0.787 INCHES MAXIMUM IN; Thread Length: 0.460 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Head Style: OVAL COUNTERSUNK. 15 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.