The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-419-1362, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-419-1362 |
| Primary Part Number | S4928913-10-46 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 63.0 MICROINCHES GRIP |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Head Height | 0.312 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN |
| Fastener Length | 3.403 INCHES MINIMUM AND 3.433 INCHES MAXIMUM IN |
| Thread Length | 0.543 INCHES NOMINAL IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM THREADS IN |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.865 INCHES MINIMUM AND 2.885 INCHES MAXIMUM IN |
| Width Between Flats | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Grip Diameter | 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM THREADS |
| Surface Treatment | CHROMIUM GRIP |
| Surface Treatment | CADMIUM HEAD |
| Surface Treatment | CHROMIUM PRIMARY WASHER |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 3.294 INCHES NOMINAL THREADS 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 |
|---|---|
| S4928913-10-46 PRIMARY | Huck International, Inc (USA) |
| S4928913-10-46 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| S4928913-10-46 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| S4928913-10-46 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| S4928913-10-46 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| S4928913-10-46 | 5/9 Secondary reference Mercury Aerospace Fasteners Inc |
| S4928913-10-46 | 5/9 Secondary reference Sequence Support Services Inc |
| S4938913-10-46 | 5/9 Secondary reference U.S. Government activity |
| S4928913-10-46 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-419-1362 is a Bolt,close Tolerance, manufactured by Huck International, Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-419-1362 has 5 manufacturer part numbers on file: S4928913-10-46 (Huck International, Inc), S4928913-10-46 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), S4928913-10-46 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), S4928913-10-46 (Sps Technologies, Llc Dba PB Fasteners), S4928913-10-46 (Howmet Global Fastening Systems Inc).
Key specifications for S4928913-10-46: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 63.0 MICROINCHES GRIP; Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.312 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN. 23 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.