The Bolt,machine, cataloged under National Stock Number 5306-00-325-5294, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fwd Seagrave Holdings Lp. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-325-5294 |
| Primary Part Number | 1AB798A |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fwd Seagrave Holdings Lp |
| Status | ACTIVE |
| Head Height | 0.188 INCHES NOMINAL IN |
| Fastener Length | 2.375 INCHES NOMINAL IN |
| Thread Length | 0.875 INCHES NOMINAL IN |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.136 INCHES NOMINAL FIRST HOLE IN |
| Material Document and Classification | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Features Provided | UNFINISHED HEAD |
| Head Style | ROUND W/WRENCH FLATS CHAMFERED |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.500 INCHES NOMINAL IN |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 140000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 3135 OR STEEL COMP 4140 OR STEEL COMP 1035 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.203 INCHES MINIMUM AND 2.235 INCHES MAXIMUM FIRST HOLE IN |
| Head Diameter | 0.625 INCHES NOMINAL IN |
| 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 |
|---|---|
| 1AB798A PRIMARY | Fwd Seagrave Holdings Lp (USA) |
| Reference | Meaning |
|---|---|
| B798A | 5/9 Secondary reference Dresser, Llc |
NSN 5306-00-325-5294 is a Bolt,machine, manufactured by Fwd Seagrave Holdings Lp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-325-5294 has 1 manufacturer part number on file: 1AB798A (Fwd Seagrave Holdings Lp).
Key specifications for 1AB798A: Head Height: 0.188 INCHES NOMINAL IN; Fastener Length: 2.375 INCHES NOMINAL IN; Thread Length: 0.875 INCHES NOMINAL IN; Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL. 20 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.