The Screw,machine, cataloged under National Stock Number 5305-01-220-8670, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-220-8670 |
| Primary Part Number | A032-2104 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 0.512 INCHES MINIMUM AND 0.542 INCHES MAXIMUM IN |
| Thread Length | 0.252 INCHES MINIMUM AND 0.302 INCHES MAXIMUM IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | TORQUE SET |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNJC |
| Head Diameter | 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416 TYPE 2 CLASS 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 |
|---|---|
| HR132-06R04 | Hi-Shear Corporation (USA) |
| W111-0032-2104 | West Coast Aerospace, Inc. (USA) |
| PBF1378-2104 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| A032-2104 PRIMARY | Huck International, Inc (USA) |
| LE111-0032-2104 | Heartland Precision Fasteners Inc (USA) |
| HR132-06R04 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| LE111-0032-2104 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| SC1785R-06-2104 | Howmet Global Fastening Systems Inc (USA) |
| LE111-0032-2104 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| LE111-0032-2104 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| 123181A06R04 | 5/2 Secondary reference U.S. Government activity |
| A032-2104 | 5/9 Secondary reference U.S. Government activity |
| LE111-0032-2104 | 7/2 Vendor item drawing reference The Boeing Company Div Legacy Am&m |
NSN 5305-01-220-8670 is a Screw,machine, manufactured by Huck International, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-220-8670 has 10 manufacturer part numbers on file: HR132-06R04 (Hi-Shear Corporation), W111-0032-2104 (West Coast Aerospace, Inc.), PBF1378-2104 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), A032-2104 (Huck International, Inc), LE111-0032-2104 (Heartland Precision Fasteners Inc) and 5 more.
Key specifications for A032-2104: Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 0.512 INCHES MINIMUM AND 0.542 INCHES MAXIMUM IN; Thread Length: 0.252 INCHES MINIMUM AND 0.302 INCHES MAXIMUM IN; Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM. 16 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.