The Bolt,machine, cataloged under National Stock Number 5306-01-133-9843, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 21 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-133-9843 |
| Primary Part Number | 749598 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Extended Washer Thickness | 0.040 INCHES NOMINAL0.040 INCHES NOMINAL IN |
| Head Height | 0.248 INCHES MINIMUM AND 0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM0.268 INCHES MAXIMUM IN |
| Fastener Length | 0.698 INCHES MINIMUM AND 0.698 INCHES MINIMUM AND 0.718 INCHES MAXIMUM0.718 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.365 INCHES MINIMUM AND 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM0.385 INCHES MAXIMUM IN |
| Thread Length | 0.648 INCHES NOMINAL0.648 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.060 INCHES MINIMUM AND 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM FIRST HOLE0.080 INCHES MAXIMUM FIRST HOLE IN |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLEDOUBLE HEXAGON LONGITUDINAL HOLE |
| Material Document and Classification | AMS7471 ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS7471 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES0.190 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLEDOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Grip Length | 0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN |
| Width Between Flats | 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN |
| Thread Class | 3A3A |
| Thread Quantity Per Inch | 3232 |
| Material | NICKEL ALLOY OVERALL |
| Hole Quantity | 44 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 0.598 INCHES NOMINAL FIRST HOLE0.598 INCHES NOMINAL FIRST HOLE IN |
| Hole Type | DRILLEDDRILLED |
| Hole Diameter | 0.042 INCHES MINIMUM AND 0.042 INCHES MINIMUM AND 0.052 INCHES MAXIMUM0.052 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5306-01-133-9843 is a Bolt,machine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-133-9843 has 3 manufacturer part numbers on file: 749598 (Morton Grinding, Inc Dba Morton Manufacturing), 749598 (Bristol Industries, Llc), 749598 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 749598: Extended Washer Thickness: 0.040 INCHES NOMINAL0.040 INCHES NOMINAL IN; Head Height: 0.248 INCHES MINIMUM AND 0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM0.268 INCHES MAXIMUM IN; Fastener Length: 0.698 INCHES MINIMUM AND 0.698 INCHES MINIMUM AND 0.718 INCHES MAXIMUM0.718 INCHES MAXIMUM IN; Extended Washer Diameter: 0.365 INCHES MINIMUM AND 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM0.385 INCHES MAXIMUM IN. 21 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.