The Dual Arm Assembly, cataloged under National Stock Number 1240-01-437-2872, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is General Dynamics Land Systems Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1240-01-437-2872 |
| Primary Part Number | 7566425-031 |
| Item Name | Dual Arm Assembly |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | General Dynamics Land Systems Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 2 RINGS, P/N 8635120; 2 ECCENTRICS, P/N 8635119;2 BEARINGS, P/N 10549721-1 |
| Test Data Document | 13160-7566425-031 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7566425-031 PRIMARY | General Dynamics Land Systems Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7566425 | D/9 Drawing number reference only General Dynamics Land Systems Inc. |
NSN 1240-01-437-2872 is a Dual Arm Assembly, manufactured by General Dynamics Land Systems Inc., classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-437-2872 has 1 manufacturer part number on file: 7566425-031 (General Dynamics Land Systems Inc.).
Key specifications for 7566425-031: General Characteristics Item Description: 2 RINGS, P/N 8635120; 2 ECCENTRICS, P/N 8635119;2 BEARINGS, P/N 10549721-1; Test Data Document: 13160-7566425-031 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING); End Item Identification: SANG-LAV-25(S) 2320-01-344-9887. 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 1240-01-437-2872 has DEMIL Code D. 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.