The Cover,fire Control Instrument, cataloged under National Stock Number 1240-01-486-7979, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Charles Reed Knight Jr Dba Knight's Armament Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1240-01-486-7979 |
| Primary Part Number | 20103 |
| Item Name | Cover,fire Control Instrument |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Charles Reed Knight Jr Dba Knight's Armament Company |
| Status | ACTIVE |
| FSC Application Data | NHA PN 20101 |
| Supplementary Features | CONTROLLING AGENCY NOMENCLATURE COVER, RELFEX SHIELD |
| 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 |
|---|---|
| 20103 PRIMARY | Charles Reed Knight Jr Dba Knight's Armament Company (USA) |
| Reference | Meaning |
|---|---|
| 2000103 | 5/9 Secondary reference Charles Reed Knight Jr Dba Knight's Armament Company |
NSN 1240-01-486-7979 is a Cover,fire Control Instrument, manufactured by Charles Reed Knight Jr Dba Knight's Armament Company, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-486-7979 has 1 manufacturer part number on file: 20103 (Charles Reed Knight Jr Dba Knight's Armament Company).
Key specifications for 20103: FSC Application Data: NHA PN 20101; Supplementary Features: CONTROLLING AGENCY NOMENCLATURE COVER, RELFEX SHIELD. 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.
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.