The Riser,rear Sight, cataloged under National Stock Number 1005-01-048-8572, 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 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1005-01-048-8572 |
| Primary Part Number | 12003051 |
| Item Name | Riser,rear Sight |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,CMPSN 1018 THRU 1040,ASTM A108,PHOSPHATE COATING,MIL-P-16232,TYPE M,CLASS 1 OR TYPE Z,CLASS 1,1.165 IN. NOM LG,0.190 IN. NOM W,0.289 IN. NOM H,2 MOUNTING HOLES CENTERED 0.222 IN. ALONG LG,0.095 IN.ALONG W,0.086-64UNF-3B,90 DEGREES COUNTERSINK TOP AND BOTTOM TO 0.100 IN. DIA,0.110 IN. BY 45 DEGREES CHAMFER 2 PLACES IN |
| 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 |
|---|---|
| 12003051 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| Reference | Meaning |
|---|---|
| 1005PL0904749 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 1005-01-048-8572 is a Riser,rear Sight, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-01-048-8572 has 1 manufacturer part number on file: 12003051 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 12003051: General Characteristics Item Description: STEEL,CMPSN 1018 THRU 1040,ASTM A108,PHOSPHATE COATING,MIL-P-16232,TYPE M,CLASS 1 OR TYPE Z,CLASS 1,1.165 IN. NOM LG,0.190 IN. NOM W,0.289 IN. NOM H,2 MOUNTING HOLES CENTERED 0.222 IN. ALONG LG,0.095 IN.ALONG W,0.086-64UNF-3B,90 DEGREES COUNTERSINK TOP AND BOTTOM TO 0.100 IN. DIA,0.110 IN. BY 45 DEGREES CHAMFER 2 PLACES IN; End Item Identification: MACHINE GUN,CAL. .50 (M2); NSN 1005-00-322-9715. 1 specification is 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 1005-01-048-8572 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.