The Hub,body, cataloged under National Stock Number 3040-01-282-8346, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mcelroy Marine Machinery. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-282-8346 |
| Primary Part Number | C-1280-85 |
| Item Name | Hub,body |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Mcelroy Marine Machinery |
| Status | ACTIVE |
| Shoulder Width | 1.000 INCHES NOMINAL IN |
| Hub Inside Diameter | 1.336 INCHES NOMINAL IN |
| Style Designator | DOUBLE HUB W/ SECRING HOLE(S) |
| Distance From First End Hub to Shoulder | 1.000 INCHES NOMINAL IN |
| Distance From Second End Hub to Shoulder | 0.875 INCHES NOMINAL IN |
| Shoulder Outside Diameter | 12.500 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 |
|---|---|
| C-1280-85 PRIMARY | Mcelroy Marine Machinery (USA) |
| Reference | Meaning |
|---|---|
| C-1280-85-8-2 | C/1 Advisory reference — outside the item-of-supply concept Mcelroy Marine Machinery |
NSN 3040-01-282-8346 is a Hub,body, manufactured by Mcelroy Marine Machinery, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-282-8346 has 1 manufacturer part number on file: C-1280-85 (Mcelroy Marine Machinery).
Key specifications for C-1280-85: Shoulder Width: 1.000 INCHES NOMINAL IN; Hub Inside Diameter: 1.336 INCHES NOMINAL IN; Style Designator: DOUBLE HUB W/ SECRING HOLE(S); Special Features: 3 HOLES AT 0.750 IN.DIA AND 6 HOLES AT 0.812 IN.DIA;SECURING HOLE QTY:8;ANGLE BETWEEN CENTERLINES IN SECURING HOLES IN DEG:60.0 DEGS;O/A LENGTH:3.000 IN.NOM IN. 6 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.