The Bolt,shear, cataloged under National Stock Number 5306-01-057-3752, 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 Div PB Fasteners. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-057-3752 |
| Primary Part Number | MS21296H09027 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.071 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN |
| Head Height | 0.404 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN |
| Fastener Length | 2.703 INCHES MINIMUM AND 2.733 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-8837 TY 2 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 1.037 INCHES MINIMUM AND 1.047 INCHES MAXIMUM IN |
| Thread Length | 1.005 INCHES MINIMUM AND 1.055 INCHES MAXIMUM IN |
| Hardness Rating | 51.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | ROUND LONGITUDINAL HOLE |
| Material Document and Classification | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.562 INCHES IN |
| Head Style | SPLINE EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.711 INCHES MINIMUM AND 0.717 INCHES MAXIMUM IN |
| Grip Diameter | 0.5605 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 260000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP H11 OVERALL |
| Hole Quantity | 4 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hole Type | DRILLED |
| Hole Diameter | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM 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 |
|---|---|
| MS21296H09027 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| MS21296H09027 | Acufast Aircraft Products (USA) |
| MS21296H09027 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| 5306PL1497268 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MS21296H09027 | 3/2 Design control — primary reference U.S. Government activity |
| MS21296H09027 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-057-3752 is a Bolt,shear, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-057-3752 has 3 manufacturer part numbers on file: MS21296H09027 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), MS21296H09027 (Acufast Aircraft Products), MS21296H09027 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for MS21296H09027: Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.071 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN; Head Height: 0.404 INCHES MINIMUM AND 0.444 INCHES MAXIMUM IN. 26 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.