The Training Aid,night Vision, cataloged under National Stock Number 6920-01-665-4274, is classified within Federal Supply Class 6920 (Armament Training Devices) of the Training Aids and Devices group. The manufacturer of record is Hoffman Engineering, Llc Dba Hoffman Engineering Llc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6920-01-665-4274 |
| Primary Part Number | LM-33-500 |
| Item Name | Training Aid,night Vision |
| FSC / FSG | 6920 / 69 — Armament Training Devices |
| Manufacturer | Hoffman Engineering, Llc Dba Hoffman Engineering Llc |
| Status | ACTIVE |
| Equipment Name | PORTABLE NVIS RESOLUTION TEST SYSTEM |
| Installation Design | PORTABLE |
| 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 |
|---|---|
| LM-33-500 PRIMARY | Hoffman Engineering, Llc Dba Hoffman Engineering Llc (USA) |
NSN 6920-01-665-4274 is a Training Aid,night Vision, manufactured by Hoffman Engineering, Llc Dba Hoffman Engineering Llc, classified under FSC 6920, Armament Training Devices. Status: active.
NSN 6920-01-665-4274 has 1 manufacturer part number on file: LM-33-500 (Hoffman Engineering, Llc Dba Hoffman Engineering Llc).
Key specifications for LM-33-500: Equipment Name: PORTABLE NVIS RESOLUTION TEST SYSTEM; Special Features: CORRECTED DETECTOR TO PROVIDE REAL TIME ACTIVE MONOTORING OF LIGHTING LEVEL, AN ILLUMINATED USAF1951 BAR TARGET ON AND ADJESTABLE MOUNTING STAND, NVG VISUAL ACUITY CHECK PERFORMED WITH THE LM-33-500 VIRTUALLY, GROUP -6 TO GROUP -1,CONFIGURED VIEWING AT 15 FT TO 20 FT, VISIBLE SKY RADIANCE LEVELS, TARGET ADJUSTMENT HEIGHT 91 INCHES TO 115 INCHES FLOOR TO CENTER, IN; Installation Design: PORTABLE. 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.
NSN 6920-01-665-4274 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.