The Plate Assembly,torque Viewer, cataloged under National Stock Number 5855-01-027-1571, 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 Carson Industries, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5855-01-027-1571 |
| Primary Part Number | SM-D-771391-1 |
| Item Name | Plate Assembly,torque Viewer |
| FSC / FSG | 5855 / 58 — Night Vision Equipment, Emitted and Reflected Radiation |
| Manufacturer | Carson Industries, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF PLUNGER,QUICK RELEASE 1,BLOCK,DETENT 1,CLAMP,TOGGLE HORIZONTAL 2,PLATE,TORQUE VIEWER 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SM-D-771391-1 | Carson Industries, Inc. (USA) |
| SM-D-771391-1 | Optex Systems, Inc Div Applied Optics Center (USA) |
| Reference | Meaning |
|---|---|
| SM-D-771391-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5855-01-027-1571 is a Plate Assembly,torque Viewer, manufactured by Carson Industries, Inc., classified under FSC 5855, Night Vision Equipment, Emitted and Reflected Radiation. Status: active.
NSN 5855-01-027-1571 has 2 manufacturer part numbers on file: SM-D-771391-1 (Carson Industries, Inc.), SM-D-771391-1 (Optex Systems, Inc Div Applied Optics Center).
Key specifications for SM-D-771391-1: General Characteristics Item Description: CONSISTS OF PLUNGER,QUICK RELEASE 1,BLOCK,DETENT 1,CLAMP,TOGGLE HORIZONTAL 2,PLATE,TORQUE VIEWER 1. 1 specification is 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 5855-01-027-1571 has DEMIL Code B. 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.