The Bolt,shoulder, cataloged under National Stock Number 5306-01-211-4337, 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. The record lists 7 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 — Bolts (FSG 53) |
| Manufacturers | Howmet Global Fastening Systems Inc (CAGE 06950); Hi-Shear Corporation (CAGE 73197); B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (CAGE 1EM77); Plastic Sealing Corp (CAGE 58898); Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAGE L4528) |
| Parameter | Value |
|---|---|
| NSN | 5306-01-211-4337 |
| Primary Part Number | 122914-5D12 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| 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 |
|---|---|
| VS3191-5D12X | Howmet Global Fastening Systems Inc (USA) |
| MB159-5D12 | Hi-Shear Corporation (USA) |
| ST3M837-5D12 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| ST3M837-5D12 | Plastic Sealing Corp (USA) |
| MB159-5D12 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 122914-5D12 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| PBF 1269-5D12 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 122914-5D12 | 5/9 Secondary reference Sps Technologies Inc |
| ST3M837-5D12 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 122914-5D12 | 5/2 Secondary reference U.S. Government activity |
| VS3191-5D1212X | C/1 Advisory reference — outside the item-of-supply concept Howmet Global Fastening Systems Inc |
| VS3191-5D1212X | 5/9 Secondary reference U.S. Government activity |
| VS3191-5D12X | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-211-4337 is a Bolt,shoulder, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-211-4337 has 7 manufacturer part numbers on file: VS3191-5D12X (Howmet Global Fastening Systems Inc), MB159-5D12 (Hi-Shear Corporation), ST3M837-5D12 (B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace), ST3M837-5D12 (Plastic Sealing Corp), MB159-5D12 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 2 more.
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.