The Sight,rear, cataloged under National Stock Number 1005-00-657-3955, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1005-00-657-3955 |
| Primary Part Number | 6573955 |
| Item Name | Sight,rear |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| FSC Application Data | CARBINE,CAL..30 |
| Weapon Model Number | M1 OR M1A1 OR M2 |
| Weapon Size Designation | .30 CALIBER |
| Surface Treatment | PHOSPHATE MANGANESE |
| Material | STEEL |
| 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 |
|---|---|
| 6573955 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 1005-00-657-3955 is a Sight,rear, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-00-657-3955 has 1 manufacturer part number on file: 6573955 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 6573955: FSC Application Data: CARBINE,CAL..30; Weapon Model Number: M1 OR M1A1 OR M2; Weapon Size Designation: .30 CALIBER; Special Features: ADJUSTABLE PEEP TYPE. 5 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 1005-00-657-3955 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.