The Bolt,shear, cataloged under National Stock Number 5306-00-928-9592, 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 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-928-9592 |
| Primary Part Number | CO83-4H4 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Extended Washer Thickness | 0.069 INCHES NOMINAL IN |
| Head Height | 0.300 INCHES NOMINAL IN |
| Fastener Length | 0.662 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.433 INCHES NOMINAL IN |
| Thread Length | 0.412 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.250 INCHES NOMINAL IN |
| Width Between Flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Grip Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL 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 |
|---|---|
| CO83-4H4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| AIC220EL4H4 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| CO83-4H4 | 5/2 Secondary reference U.S. Government activity |
| VEP220121-4FH4 | C/1 Advisory reference — outside the item-of-supply concept Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| VS2201F4H4 | 5/9 Secondary reference U.S. Government activity |
| LWB22-4H4 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| LWB22-4H4 | 3/2 Design control — primary reference U.S. Government activity |
| VS2201F4H4 | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| C083-4H4 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5306-00-928-9592 is a Bolt,shear, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-928-9592 has 2 manufacturer part numbers on file: CO83-4H4 (Sps Technologies, Llc Dba PB Fasteners), AIC220EL4H4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for CO83-4H4: Extended Washer Thickness: 0.069 INCHES NOMINAL IN; Head Height: 0.300 INCHES NOMINAL IN; Fastener Length: 0.662 INCHES NOMINAL IN; Extended Washer Diameter: 0.433 INCHES NOMINAL IN. 15 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.