The Sight,rear, cataloged under National Stock Number 1055-01-626-5376, is classified within Federal Supply Class 1055 (Launchers, Rocket and Pyrotechnic) of the Weapons group. The manufacturer of record is Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1055-01-626-5376 |
| Primary Part Number | 55357 |
| Item Name | Sight,rear |
| FSC / FSG | 1055 / 10 — Launchers, Rocket and Pyrotechnic |
| Manufacturer | Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 55357 PRIMARY | Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| X52633 | 5/9 Secondary reference Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc |
| X5263 | 3/9 Design control — primary reference Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc |
NSN 1055-01-626-5376 is a Sight,rear, manufactured by Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc, classified under FSC 1055, Launchers, Rocket and Pyrotechnic. Status: active.
NSN 1055-01-626-5376 has 1 manufacturer part number on file: 55357 (Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc).
Key specifications for 55357: End Item Identification: NSN 1055-01-583-9116. 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 1055-01-626-5376 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.