The Screw,tapping, cataloged under National Stock Number 5305-01-312-7073, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Dana Off Highway Products, Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-312-7073 |
| Primary Part Number | 84G3112H |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.312 INCHES IN |
| Extended Washer Thickness | 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Head Height | 0.243 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.624 INCHES MINIMUM AND 0.676 INCHES MAXIMUM IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Nonmachine Thread Style | BLUNT (SF) OR BLUNT (TYPE SW) OR BLUNT (TYPE TT) |
| Head Style | HEXAGON EXTENDED WASHER |
| Width Between Flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE ZINC OVERALL |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 84G3112H PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 84G3112H | 3/9 Design control — primary reference Clark Equipment Co |
NSN 5305-01-312-7073 is a Screw,tapping, manufactured by Dana Off Highway Products, Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-312-7073 has 1 manufacturer part number on file: 84G3112H (Dana Off Highway Products, Llc).
Key specifications for 84G3112H: Nonmachine Nominal Thread Diameter: 0.312 INCHES IN; Extended Washer Thickness: 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN; Head Height: 0.243 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN; Fastener Length: 0.750 INCHES NOMINAL IN. 12 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.