The Lens,light, cataloged under National Stock Number 6220-01-123-9290, is classified within Federal Supply Class 6220 (Electric Vehicular Lights and Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6220-01-123-9290 |
| Primary Part Number | 12310731 |
| Item Name | Lens,light |
| FSC / FSG | 6220 / 62 — Electric Vehicular Lights and Fixtures |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Overall Diameter | 2.440 INCHES NOMINAL IN |
| Mounting Method | BRACKET(S) |
| Style Designator | CONVEXO CONCAVE |
| Material Document and Classification | DD-G-541 FED STD SINGLE MATERIAL RESPONSE LENS |
| Surface Condition | SMOOTH FACE |
| Mounting Device Quantity | 3 |
| Color | CLEAR LENS |
| Light Transmission Design | TRANSPARENT LENS |
| Material | GLASS LENS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12310731 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 6220PL2171739 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 10424321 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 6220-01-123-9290 is a Lens,light, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 6220, Electric Vehicular Lights and Fixtures. Status: active.
NSN 6220-01-123-9290 has 1 manufacturer part number on file: 12310731 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12310731: Overall Height: 0.440 INCHES NOMINAL IN; Overall Diameter: 2.440 INCHES NOMINAL IN; Mounting Method: BRACKET(S); Style Designator: CONVEXO CONCAVE. 9 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.