The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-526-6228, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fastener Innovation Technology, Inc. Dba F I T. The record lists 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5306-01-526-6228 |
| Primary Part Number | ST3M753L5-20 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fastener Innovation Technology, Inc. Dba F I T |
| 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 |
|---|---|
| 122897L5-20 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M753L5-20 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| VS3190L5-20 | Howmet Global Fastening Systems Inc (USA) |
| AIC763L5-20 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| MB156L5-20 PRIMARY | Hi-Shear Corporation (USA) |
| GS1032-L5-20 PRIMARY | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| SLB255-L5-20 PRIMARY | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| HP7753L5-20 | Heartland Precision Fasteners Inc (USA) |
| 11829L5-20 | Reid Products Inc. Dba Reid Products Inc (USA) |
| VFK600L5-20 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| S343L5-20 | Huck International, Inc (USA) |
| ST3M753L5-20 PRIMARY | The Boeing Company Div Defense (USA) |
| ST3M753L5-20 | Houston Precision Fasteners I Lp (USA) |
| Reference | Meaning |
|---|---|
| 122897L5-20 | 3/2 Design control — primary reference U.S. Government activity |
| 122897L5-20 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5306-01-526-6228 is a Bolt,close Tolerance, manufactured by Fastener Innovation Technology, Inc. Dba F I T, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-526-6228 has 13 manufacturer part numbers on file: 122897L5-20 (Sps Technologies, Llc Dba PB Fasteners), ST3M753L5-20 (Fastener Innovation Technology, Inc. Dba F I T), VS3190L5-20 (Howmet Global Fastening Systems Inc), AIC763L5-20 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), MB156L5-20 (Hi-Shear Corporation) and 8 more.
Key specifications for ST3M753L5-20: End Item Identification: PANEL,STRUCTURAL,AIRCRAFT - F/A-18E,F AIRCRAFT. 0 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.