The Screw,close Tolerance, cataloged under National Stock Number 5305-01-396-5233, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Valley-Todeco, Inc. Dba Arconic Fastening Systems. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-396-5233 |
| Primary Part Number | VT10021-3-10 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| Status | ACTIVE |
| Fastener Length | 0.973 INCHES MINIMUM AND 1.003 INCHES MAXIMUM IN |
| Thread Length | 0.363 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.625 INCHES NOMINAL IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP H11 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.258 INCHES MINIMUM AND 0.305 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 |
|---|---|
| VT10021-3-10 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 93926-3-10 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| GS1009-3-10 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| AIC618-3-10 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| SF116-3-10 PRIMARY | Saturn Fasteners Inc (USA) |
| Reference | Meaning |
|---|---|
| C20645-3-10 | 5/9 Secondary reference U.S. Government activity |
| C20645-3-10 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| C20645-3-10 | 5/9 Secondary reference Saturn Fasteners Inc |
| C20645-3-10 | 5/9 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| 93926-3-10 | 3/2 Design control — primary reference U.S. Government activity |
| C20645-3-10 | 7/2 Vendor item drawing reference U.S. Government activity |
| 5305PL1633302 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5305PL0885180 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| C20645-3-10 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| C20645-3-10 | 5/9 Secondary reference B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace |
NSN 5305-01-396-5233 is a Screw,close Tolerance, manufactured by Valley-Todeco, Inc. Dba Arconic Fastening Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-396-5233 has 5 manufacturer part numbers on file: VT10021-3-10 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), 93926-3-10 (Sps Technologies, Llc Dba PB Fasteners), GS1009-3-10 (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), AIC618-3-10 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), SF116-3-10 (Saturn Fasteners Inc).
Key specifications for VT10021-3-10: Fastener Length: 0.973 INCHES MINIMUM AND 1.003 INCHES MAXIMUM IN; Thread Length: 0.363 INCHES NOMINAL IN; Nominal Thread Diameter: 0.190 INCHES IN; Head Style: FLAT 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.