The Screw,close Tolerance, cataloged under National Stock Number 5305-01-110-7906, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is West Coast Aerospace, Inc.. Government technical data includes 19 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-110-7906 |
| Primary Part Number | WC4067-5-7A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | West Coast Aerospace, Inc. |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Head Height | 0.088 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Fastener Length | 0.953 INCHES MINIMUM AND 0.983 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-83488,TYPE2,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.505 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT COUNTERSUNK UNDERCUT |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Grip Diameter | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM AND CHROMATE OVERALL |
| Internal Drive Style | HIGH-TORQUE |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.629 INCHES MINIMUM AND 0.633 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 |
|---|---|
| WC4067-5-7A PRIMARY | West Coast Aerospace, Inc. (USA) |
| HT4067-5-7A | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HT4067-5-7A PRIMARY | Hi-Shear Corporation (USA) |
| 3M925C5-7A | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| HT4067-5-7A PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HT4067-5-7A PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 11881C5-7A | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| HT4067-5-7A | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| HT4067-5-7A | 5/9 Secondary reference U.S. Government activity |
| HT4067-5-7A | 5/9 Secondary reference U.S. Government activity |
| HT4067-5-7A | 3/2 Design control — primary reference U.S. Government activity |
| 3M925C5-7A | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 5305-01-110-7906 is a Screw,close Tolerance, manufactured by West Coast Aerospace, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-110-7906 has 7 manufacturer part numbers on file: WC4067-5-7A (West Coast Aerospace, Inc.), HT4067-5-7A (Sps Technologies Ltd, Tj Brooks Division), HT4067-5-7A (Hi-Shear Corporation), 3M925C5-7A (Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc), HT4067-5-7A (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 2 more.
Key specifications for WC4067-5-7A: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Head Height: 0.088 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Fastener Length: 0.953 INCHES MINIMUM AND 0.983 INCHES MAXIMUM IN. 19 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.