The Bolt Close Toleranc, cataloged under National Stock Number 5306-01-502-4864, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Bolt Close Toleranc |
| FSC / FSG | 5306 — Bolts (FSG 53) |
| Manufacturers | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (CAGE 06725); Howmet Global Fastening Systems Inc (CAGE 06950); Heartland Precision Fasteners Inc (CAGE 0ZC92); Fastener Innovation Technology, Inc. Dba F I T (CAGE 58998); Valley-Todeco, Inc. Dba Arconic Fastening Systems (CAGE 06710) |
| Parameter | Value |
|---|---|
| NSN | 5306-01-502-4864 |
| Primary Part Number | ST3M744-4-21 |
| Item Name | Bolt Close Toleranc |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| AIC687-4-21 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| VS1347-4-21 | Howmet Global Fastening Systems Inc (USA) |
| ST3M744-4-21 | Heartland Precision Fasteners Inc (USA) |
| ST3M744-4-21 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| VCG0001-4-21 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| PBF1265-4-21 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| ST3M744-4-21 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 122895-4-21 | 5/2 Secondary reference U.S. Government activity |
| 122895-4-21 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5306-01-502-4864 is a Bolt Close Toleranc, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-502-4864 has 7 manufacturer part numbers on file: AIC687-4-21 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), VS1347-4-21 (Howmet Global Fastening Systems Inc), ST3M744-4-21 (Heartland Precision Fasteners Inc), ST3M744-4-21 (Fastener Innovation Technology, Inc. Dba F I T), VCG0001-4-21 (Valley-Todeco, Inc. Dba Arconic Fastening Systems) 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.