The Bolt,shear, cataloged under National Stock Number 5306-01-043-1870, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-043-1870 |
| Primary Part Number | AIC516B12D27 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Head Height | 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN |
| Thread Length | 0.826 INCHES MINIMUM AND 0.893 INCHES MAXIMUM IN |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE IN |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 85495-B-17020 MANUFACTURERS STANDARD |
| Grip Length | 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN |
| Width Between Flats | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP H11 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.396 INCHES MINIMUM AND 2.428 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 |
|---|---|
| AIC516B12D27 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VAL22034-12G27 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| VAL22034-12F27 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| H401-12D27 PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| VS3071-12F27D | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| BM17020-12-27 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| EWSB22D12-27 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| VS3071-12F27D | 5/9 Secondary reference U.S. Government activity |
| EWSB22D12-27 | 3/2 Design control — primary reference U.S. Government activity |
| GB511B12D27 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| BM17020-12-27 | 5/9 Secondary reference U.S. Government activity |
| A1C516B12D27 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
NSN 5306-01-043-1870 is a Bolt,shear, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-043-1870 has 4 manufacturer part numbers on file: AIC516B12D27 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VAL22034-12G27 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), VAL22034-12F27 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), H401-12D27 (Huck International, Inc).
Key specifications for AIC516B12D27: Head Height: 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN; Thread Length: 0.826 INCHES MINIMUM AND 0.893 INCHES MAXIMUM IN; Hardness Rating: 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL; Shank Unthreaded Hole Diameter: 0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE IN. 17 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.