The Viewer,night Vision, cataloged under National Stock Number 5855-01-536-8145, 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 Teledyne Flir Defense, Inc.. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5855-01-536-8145 |
| Primary Part Number | RM-551-PK1 |
| Item Name | Viewer,night Vision |
| FSC / FSG | 5855 / 58 — Night Vision Equipment, Emitted and Reflected Radiation |
| Manufacturer | Teledyne Flir Defense, Inc. |
| Status | ACTIVE |
| Magnification Type | FIXED |
| Optical Device Type | LENS |
| Focusing Type | ADJUSTABLE |
| Objective Aperture Diameter | 30.0 MILLIMETERS NOMINAL MM |
| 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 |
|---|---|
| RM-551-PK1 PRIMARY | Teledyne Flir Defense, Inc. (USA) |
| Reference | Meaning |
|---|---|
| RM-551-PK1 | 3/9 Design control — primary reference Flir Systems Inc Dba Infrared Training Center |
NSN 5855-01-536-8145 is a Viewer,night Vision, manufactured by Teledyne Flir Defense, Inc., classified under FSC 5855, Night Vision Equipment, Emitted and Reflected Radiation. Status: active.
NSN 5855-01-536-8145 has 1 manufacturer part number on file: RM-551-PK1 (Teledyne Flir Defense, Inc.).
Key specifications for RM-551-PK1: Magnification Type: FIXED; Optical Device Type: LENS; Focusing Type: ADJUSTABLE; Part Name Assigned by Controlling Agency: MILCAM RECON HANDHELD THERMAL IMAGER. 4 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 5855-01-536-8145 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.