The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-235-3164, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 21 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-235-3164 |
| Primary Part Number | 68484-10-28 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Head Height | 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN |
| Fastener Length | 2.366 INCHES MINIMUM AND 2.413 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | STSBS000 FSC-98897 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.606 INCHES MINIMUM AND 0.673 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.131 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | H-11 STSBS000 FSCM 98897 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.740 INCHES MINIMUM AND 1.760 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 | NICKEL AND CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 132000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.110 INCHES MINIMUM AND 2.142 INCHES MAXIMUM FIRST HOLE 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 |
|---|---|
| AIC2263A10D028 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VAL23611-10DS028 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 68484-10-28 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| PBF1041A10D028 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 11797A10D028 | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| VS2978A10D028 | 5/9 Secondary reference U.S. Government activity |
| STSBG000A10D028 | 5/9 Secondary reference U.S. Government activity |
| STSBG000A10D028 | 5/2 Secondary reference U.S. Government activity |
| BM3200-10A028D | 5/9 Secondary reference U.S. Government activity |
| VS2978A10D028 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| BM3200-10A028D | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5306-01-235-3164 is a Bolt,close Tolerance, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-235-3164 has 5 manufacturer part numbers on file: AIC2263A10D028 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VAL23611-10DS028 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), 68484-10-28 (Sps Technologies, Llc Dba PB Fasteners), PBF1041A10D028 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 11797A10D028 (Reid Products Inc. Dba Reid Products Inc).
Key specifications for 68484-10-28: Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN; Fastener Length: 2.366 INCHES MINIMUM AND 2.413 INCHES MAXIMUM IN. 21 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.