The Collar,shaft, cataloged under National Stock Number 3040-01-305-7901, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-305-7901 |
| Primary Part Number | 1548444-1 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Securing Hole Type and Location | THREADED SINGLE HOLE |
| Largest Diameter Length | 0.257 INCHES NOMINAL IN |
| Style Designator | ROUND STEPPED |
| Screw Thread Series Designator and Location | SINGLE HOLE UNIFIED NATIONAL COARSE (UNC) |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES SINGLE HOLE IN |
| Small End Diameter | 1.370 INCHES NOMINAL IN |
| Securing Hole Quantity | 1 |
| Bore Diameter | 1.1932 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 1.062 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 |
|---|---|
| 1548444-1 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 1548844 | D/9 Drawing number reference only U.S. Government activity |
| 1548444-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-305-7901 is a Collar,shaft, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-305-7901 has 1 manufacturer part number on file: 1548444-1 (Honeywell International, Inc Div Aerospace-Tucson).
Key specifications for 1548444-1: Securing Hole Type and Location: THREADED SINGLE HOLE; Largest Diameter Length: 0.257 INCHES NOMINAL IN; Style Designator: ROUND STEPPED; Screw Thread Series Designator and Location: SINGLE HOLE UNIFIED NATIONAL COARSE (UNC). 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.