The Bolt,machine, cataloged under National Stock Number 5306-00-269-1197, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-269-1197 |
| Primary Part Number | M2089F |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | ACTIVE |
| Extended Washer Thickness | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Head Height | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Fastener Length | 0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Thread Length | 0.880 INCHES MINIMUM IN |
| Hardness Rating | 43.0 ROCKWELL C MINIMUM OVERALL |
| Material Document and Classification | SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.370 INCHES MINIMUM AND 0.378 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| M2089F PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| Reference | Meaning |
|---|---|
| M2089F | 5/1 Secondary reference Rosenbauer International Ag |
NSN 5306-00-269-1197 is a Bolt,machine, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-269-1197 has 1 manufacturer part number on file: M2089F (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).
Key specifications for M2089F: Extended Washer Thickness: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Head Height: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Fastener Length: 0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM IN; Extended Washer Diameter: 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN. 17 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.