The Bolt,close Tolerance, cataloged under National Stock Number 5306-01-480-1909, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Heartland Precision Fasteners Inc. The record lists 12 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-480-1909 |
| Primary Part Number | HP77553L6-60 |
| Item Name | Bolt,close Tolerance |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Heartland Precision Fasteners Inc |
| 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 |
|---|---|
| AIC763L6-60 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HP77553L6-60 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| MB156L6-60 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| MB156L6-60 | Hi-Shear Corporation (USA) |
| VFK600L6-60 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| PBF1267L6-60 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| ST3M753L6-60 PRIMARY | The Boeing Company Div Defense (USA) |
| 122897L6-60 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| VS3190L6-60 | Howmet Global Fastening Systems Inc (USA) |
| GS1032L6-60 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| S343L6-60 | Howmet Global Fastening Systems Inc (USA) |
| ST3M753L6-60 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| 122897L6-60 | 5/9 Secondary reference Sps Technologies Inc |
| 122897L6-60 | 5/2 Secondary reference U.S. Government activity |
| S343L6-60 | 5/9 Secondary reference Huck International, Inc |
| VS3190L6-60 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-480-1909 is a Bolt,close Tolerance, manufactured by Heartland Precision Fasteners Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-480-1909 has 12 manufacturer part numbers on file: AIC763L6-60 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), HP77553L6-60 (Heartland Precision Fasteners Inc), MB156L6-60 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), MB156L6-60 (Hi-Shear Corporation), VFK600L6-60 (Valley-Todeco, Inc. Dba Arconic Fastening Systems) and 7 more.
Key specifications for HP77553L6-60: End Item Identification: E/I RESERVOIR, HYDRAULIC. 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.