The Adapter,sight Unit, cataloged under National Stock Number 1290-01-571-9941, is classified within Federal Supply Class 1290 (Miscellaneous Fire Control Equipment) of the Fire Control Equipment group. The manufacturer of record is Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1290-01-571-9941 |
| Primary Part Number | 82A5027A8011 |
| Item Name | Adapter,sight Unit |
| FSC / FSG | 1290 / 12 — Miscellaneous Fire Control Equipment |
| Manufacturer | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
| Status | ACTIVE |
| 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 |
|---|---|
| 82A5027A8011 PRIMARY | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
| 82A5027A8011 | Nmc Inc Dba Northside Machine Co (USA) |
NSN 1290-01-571-9941 is a Adapter,sight Unit, manufactured by Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service, classified under FSC 1290, Miscellaneous Fire Control Equipment. Status: active.
NSN 1290-01-571-9941 has 2 manufacturer part numbers on file: 82A5027A8011 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service), 82A5027A8011 (Nmc Inc Dba Northside Machine Co).
Key specifications for 82A5027A8011: Part Name Assigned by Controlling Agency: 83MM BORESIGHT ADAPTER MM; End Item Identification: 4933-01-200-1575, TOOL KIT, BORESIGHT FIXTURE, MK-145MOD O. 0 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 1290-01-571-9941 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.