The Cap,lens, cataloged under National Stock Number 5855-01-548-3797, is classified within Federal Supply Class 5855 (Night Vision Equipment, Emitted and Reflected Radiation) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Optical Systems Technology, Inc Dba Osti Startron. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5855-01-548-3797 |
| Primary Part Number | P55952 |
| Item Name | Cap,lens |
| FSC / FSG | 5855 / 58 — Night Vision Equipment, Emitted and Reflected Radiation |
| Manufacturer | Optical Systems Technology, Inc Dba Osti Startron |
| Status | ACTIVE |
| 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 |
|---|---|
| P55952 PRIMARY | Optical Systems Technology, Inc Dba Osti Startron (USA) |
| LFEMUMS-013 | L.f.e. (FRA) |
| Reference | Meaning |
|---|---|
| 55952 | 3/9 Design control — primary reference Optical Systems Technology, Inc Dba Osti Startron |
NSN 5855-01-548-3797 is a Cap,lens, manufactured by Optical Systems Technology, Inc Dba Osti Startron, classified under FSC 5855, Night Vision Equipment, Emitted and Reflected Radiation. Status: active.
NSN 5855-01-548-3797 has 2 manufacturer part numbers on file: P55952 (Optical Systems Technology, Inc Dba Osti Startron), LFEMUMS-013 (L.f.e.).
Key specifications for P55952: Part Name Assigned by Controlling Agency: FRONT LENS COVER KIT; End Item Identification: 5855-01-547-9489;SIGHT,NIGHT VISION SNIPERSCOPE. 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.
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.