The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-697-2757, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fastener Innovation Technology, Inc. Dba F I T. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-697-2757 |
| Primary Part Number | NAS677V11 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fastener Innovation Technology, Inc. Dba F I T |
| Status | ACTIVE |
| Head Height | 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN |
| Fastener Length | 1.267 INCHES MINIMUM AND 1.297 INCHES MAXIMUM IN |
| Thread Length | 0.594 INCHES NOMINAL IN |
| Material Document and Classification | AMS 4928 OR 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.4375 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS673 THRU NAS678 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN |
| Width Between Flats | 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Grip Diameter | 0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| NAS677V11 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| NAS677V11 | Howmet Global Fastening Systems Inc (USA) |
| NAS677V11 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| NAS677V11 | Heartland Precision Fasteners Inc (USA) |
| NAS677V11 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| NAS677V11 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| NAS677V11 | Huck International, Inc (USA) |
| NAS677V11 | West Coast Aerospace, Inc. (USA) |
| NAS677V11 | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| NAS677V11 | 5/2 Secondary reference U.S. Government activity |
| NAS677V11 | 5/2 Secondary reference U.S. Government activity |
| NAS677V11 | 3/2 Design control — primary reference U.S. Government activity |
| NAS677V11 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-697-2757 is a Bolt,close Tolerance, manufactured by Fastener Innovation Technology, Inc. Dba F I T, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-697-2757 has 9 manufacturer part numbers on file: NAS677V11 (Fastener Innovation Technology, Inc. Dba F I T), NAS677V11 (Howmet Global Fastening Systems Inc), NAS677V11 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), NAS677V11 (Heartland Precision Fasteners Inc), NAS677V11 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 4 more.
Key specifications for NAS677V11: Head Height: 0.219 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN; Fastener Length: 1.267 INCHES MINIMUM AND 1.297 INCHES MAXIMUM IN; Thread Length: 0.594 INCHES NOMINAL IN; Material Document and Classification: AMS 4928 OR 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.