The Clamp,hub, cataloged under National Stock Number 3040-01-421-4805, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Bae Systems Land & Armaments L.p.. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-421-4805 |
| Primary Part Number | 12366179 |
| Item Name | Clamp,hub |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Bae Systems Land & Armaments L.p. |
| Status | ACTIVE |
| Special Test Features | INSIDE DIAMETER: .376"; SPLIT HUB CLERANCE RADIUS: 0.5625" |
| Thread Quantity Per Inch | 32 |
| Material | STEEL |
| 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 |
|---|---|
| 12366179 | Amz Alabama Inc. (USA) |
| CG5-17 | Rexnord Industries Llc Div Stearns (USA) |
| 12366179 PRIMARY | Bae Systems Land & Armaments L.p. (USA) |
| Reference | Meaning |
|---|---|
| 12366179 | 5/1 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| CG5-17 | 5/9 Secondary reference W. M. Berg, Inc. |
NSN 3040-01-421-4805 is a Clamp,hub, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-421-4805 has 3 manufacturer part numbers on file: 12366179 (Amz Alabama Inc.), CG5-17 (Rexnord Industries Llc Div Stearns), 12366179 (Bae Systems Land & Armaments L.p.).
Key specifications for 12366179: Special Test Features: INSIDE DIAMETER: .376"; SPLIT HUB CLERANCE RADIUS: 0.5625"; Overall Length: 0.656 INCHES NOMINAL IN; Overall Width: 0.250 INCHES NOMINAL IN; Special Features: MATERIAL: MILD STEEL. 3 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.