The Bolt,machine, cataloged under National Stock Number 5306-01-554-8839, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Shyft Group Usa, Inc Dba the Shyft Group Usa, Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-554-8839 |
| Primary Part Number | 1623-MM5 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Shyft Group Usa, Inc Dba the Shyft Group Usa, Inc |
| Status | ACTIVE |
| Head Height | 7.5 MILLIMETERS NOMINAL MM |
| Fastener Length | 150.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.75 |
| Thread Length | 150.0 MILLIMETERS NOMINAL MM |
| Nominal Thread Diameter | 12.0 MILLIMETERS MM |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 19.0 MILLIMETERS NOMINAL MM |
| Minimum Tensile Strength | 101 POUNDS PER SQUARE INCH LBS |
| Material | STEEL OVERALL |
| Thread Series Designator | M |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5306-01-554-8839 is a Bolt,machine, manufactured by The Shyft Group Usa, Inc Dba the Shyft Group Usa, Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-554-8839 has 3 manufacturer part numbers on file: 91287A485 (Mcmaster-Carr Supply Co), 91287A485 (Mcmaster-Carr Supply Co), 1623-MM5 (The Shyft Group Usa, Inc Dba the Shyft Group Usa, Inc).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-598-6946. Verify interchangeability with system specifications before substitution.
Key specifications for 1623-MM5: Head Height: 7.5 MILLIMETERS NOMINAL MM; Fastener Length: 150.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.75; Thread Length: 150.0 MILLIMETERS NOMINAL MM. 11 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.