The Screw,close Tolerance, cataloged under National Stock Number 5305-01-508-2214, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-508-2214 |
| Primary Part Number | GS1006C7-12A |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace |
| Status | ACTIVE |
| Point Diameter | 0.694 INCHES NOMINAL IN |
| Fastener Length | 1.429 INCHES MINIMUM AND 1.459 INCHES MAXIMUM IN |
| Thread Length | 0.689 INCHES MINIMUM AND 0.699 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Spline Major Diameter | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.437 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Grip Length | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Grip Diameter | 0.436 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | TORX |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.8746 INCHES MINIMUM AND 0.8864 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 |
|---|---|
| 3M1169C7-12A | Heartland Precision Fasteners Inc (USA) |
| TX1026C7-12A | Hi-Shear Corporation (USA) |
| 3M1169C7-12A | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| GS1006C7-12A PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 3M1169C7-12A | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| TX1026C7-12A | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 3M1169C7-12A | Houston Precision Fasteners I Lp (USA) |
| WC1169C7-12A | West Coast Aerospace, Inc. (USA) |
| TX1026C7-12A | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| TX1026C7-12A | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 11827C7-12A | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX1026C7-12A | Huck International, Inc (USA) |
| 3M1169C7-12A | West Coast Aerospace, Inc. (USA) |
| 3M1169C7-12A | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| TX1026C7-12A | Sps Technologies, Llc Dba PB Fasteners (USA) |
| TX1026C7-12A PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| TX1026C7-12A | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| 3M1169C7-12A PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| TX1026C7-12A | 5/9 Secondary reference Sps Technologies Inc |
| TX1026C7-12A | 5/2 Secondary reference U.S. Government activity |
| TX1026C7-12A | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-508-2214 is a Screw,close Tolerance, manufactured by B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-508-2214 has 18 manufacturer part numbers on file: 3M1169C7-12A (Heartland Precision Fasteners Inc), TX1026C7-12A (Hi-Shear Corporation), 3M1169C7-12A (Fastener Innovation Technology, Inc. Dba F I T), GS1006C7-12A (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), 3M1169C7-12A (Valley-Todeco, Inc. Dba Arconic Fastening Systems) and 13 more.
Key specifications for GS1006C7-12A: Point Diameter: 0.694 INCHES NOMINAL IN; Fastener Length: 1.429 INCHES MINIMUM AND 1.459 INCHES MAXIMUM IN; Thread Length: 0.689 INCHES MINIMUM AND 0.699 INCHES MAXIMUM IN; Material Document and Classification: AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.