The Ring Assembly,turret Rotation, cataloged under National Stock Number 3830-01-549-7681, is classified within Federal Supply Class 3830 (Truck and Tractor Attachments) of the Construction, Mining, Excavating Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3830-01-549-7681 |
| Primary Part Number | 13015440 |
| Item Name | Ring Assembly,turret Rotation |
| FSC / FSG | 3830 / 38 — Truck and Tractor Attachments |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Overall Diameter | 38.425 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6432689-01M1 | Amz Alabama Inc. (USA) |
| 13015440 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 6432689-01M1 | 5/9 Secondary reference Bae Systems Survivability Systems Llc |
NSN 3830-01-549-7681 is a Ring Assembly,turret Rotation, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3830, Truck and Tractor Attachments. Status: active.
NSN 3830-01-549-7681 has 2 manufacturer part numbers on file: 6432689-01M1 (Amz Alabama Inc.), 13015440 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 13015440: Overall Diameter: 38.425 INCHES NOMINAL IN; Overall Width: 3.425 INCHES NOMINAL IN; Special Features: 51 HOLES DRILLED THROUGHOUT THE RING W/2 HELICOILS; 0.375-16 X0.562 AND 49 KEENSERTS; 0.375-24 UNF-2B; End Item Identification: TRUCK UTILITY, HMMVW; 2320-01-540-2038. 2 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.
NSN 3830-01-549-7681 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.