The Case,optical Instrument, cataloged under National Stock Number 1240-01-067-8671, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Thermodyne International, Ltd. Government technical data includes 15 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-01-067-8671 |
| Primary Part Number | SM-D-772898 |
| Item Name | Case,optical Instrument |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Thermodyne International, Ltd |
| Status | ACTIVE |
| Handle Location | SIDES OF BOTTOM SECTION |
| Handle Type | FOLDING |
| FSC Application Data | OPTICAL SIGHTING AND RANGING EQUIPMENT |
| Moisture Resistance Feature | INCLUDED |
| Specific Equipment Accommodated | ACCESSORIES,NIGHT VISION SIGHT,INFRARED |
| Strap Handle Type | EXTENDS TO SHOULDER STRAP |
| Fungus Resistant Feature | INCLUDED |
| Compartment Quantity | 5 |
| Handle Quantity | 2 |
| Handling Facility Type | HANDLE AND SHOULDER STRAP |
| Surface Treatment | ANODIZE AND PAINT OUTSIDE |
| Material | PLASTIC AND GLASS FIBER LOCATION NOT OTHERWISE SPECIFIED |
| Material | SPONGE LINING |
| Closure Fastening Type | SPRING CATCH |
| Closure Method | HINGED TOP |
| 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 |
|---|---|
| 102900 | Thermodyne International, Ltd (USA) |
| SM-D-772898 PRIMARY | Thermodyne International, Ltd (USA) |
| Reference | Meaning |
|---|---|
| SM-D-772493-1 | 5/9 Secondary reference U.S. Government activity |
NSN 1240-01-067-8671 is a Case,optical Instrument, manufactured by Thermodyne International, Ltd, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-067-8671 has 2 manufacturer part numbers on file: 102900 (Thermodyne International, Ltd), SM-D-772898 (Thermodyne International, Ltd).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-503-4873, 5306-01-717-1416. Verify interchangeability with system specifications before substitution.
Key specifications for SM-D-772898: Handle Location: SIDES OF BOTTOM SECTION; Handle Type: FOLDING; Overall Height: 10.100 INCHES NOMINAL IN; FSC Application Data: OPTICAL SIGHTING AND RANGING EQUIPMENT. 15 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.