The Screw,machine, cataloged under National Stock Number 5305-01-084-5393, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastener Innovation Technology, Inc. Dba F I T. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-084-5393 |
| Primary Part Number | NAS1101-4-11B |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastener Innovation Technology, Inc. Dba F I T |
| Status | ACTIVE |
| Head Height | 0.133 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 0.657 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN |
| Thread Length | 0.586 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1101 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Screw Material | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 |
| Color | BLACK |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | TORQUE SET |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| NAS1101-4-11B | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| NAS1101-4-11B | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| NAS1101-4-11B | Nor-Cal Supply Co (USA) |
| NAS1101-4-11B | Qualified Air Components Inc. (USA) |
| NAS1101-4-11B | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| NAS1101-4-11B | Plastic and Metal Products Corporation (USA) |
| NAS1101-4-11B | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| NAS1101-4-11B | Eriks Southwest Inc Dba Montclair Enterprises (USA) |
| NAS1101-4-11B | Huck International, Inc (USA) |
| NAS1101-4-11B | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| NAS1101-4-11B | 5/2 Secondary reference U.S. Government activity |
| NAS1101-4-11B | 5/2 Secondary reference U.S. Government activity |
| NAS1101-4-11B | 3/2 Design control — primary reference U.S. Government activity |
| NAS1101-4-11B | 5/9 Secondary reference U.S. Government activity |
| NAS1101-4-11B | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| NAS1101-4-11B | 5/9 Secondary reference Wallace R G Co Div of Ducommun Inc |
NSN 5305-01-084-5393 is a Screw,machine, manufactured by Fastener Innovation Technology, Inc. Dba F I T, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-084-5393 has 10 manufacturer part numbers on file: NAS1101-4-11B (Fastener Innovation Technology, Inc. Dba F I T), NAS1101-4-11B (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), NAS1101-4-11B (Nor-Cal Supply Co), NAS1101-4-11B (Qualified Air Components Inc.), NAS1101-4-11B (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 5 more.
Key specifications for NAS1101-4-11B: Head Height: 0.133 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 0.657 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN; Thread Length: 0.586 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN. 18 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.