The Bolt,shear, cataloged under National Stock Number 5306-01-620-6594, 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 1 specification, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-620-6594 |
| Primary Part Number | MS21297-12048 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Head Style | SPLINE EXTENDED WASHER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| MS21297-12048 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| MS21297-12048 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| MS21297-12048 PRIMARY | Huck International, Inc (USA) |
| MS21297-12048 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| MS21297-12048 PRIMARY | Tactair Fluid Controls Inc (USA) |
| MS21297-12048 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| Reference | Meaning |
|---|---|
| MS21297-12048 | 5/9 Secondary reference U.S. Government activity |
| MS21297-12048 | 3/2 Design control — primary reference U.S. Government activity |
| MS21297-12048 | 3/2 Design control — primary reference U.S. Government activity |
| MS21297-12048 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-620-6594 is a Bolt,shear, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-620-6594 has 6 manufacturer part numbers on file: MS21297-12048 (Sps Technologies, Llc Dba PB Fasteners), MS21297-12048 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), MS21297-12048 (Huck International, Inc), MS21297-12048 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), MS21297-12048 (Tactair Fluid Controls Inc) and 1 more.
Key specifications for MS21297-12048: Head Style: SPLINE EXTENDED WASHER. 1 specification is 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.