The Base,combining Glass, cataloged under National Stock Number 1270-00-348-1830, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Advance Mfg.co., Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1270-00-348-1830 |
| Primary Part Number | 123D5837G1 |
| Item Name | Base,combining Glass |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Advance Mfg.co., Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 6.12 IN.,MAGNESIUM MATERIAL IN |
| 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 |
|---|---|
| 123D5837G1 | Advance Mfg.co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| 123D5837G1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1270-00-348-1830 is a Base,combining Glass, manufactured by Advance Mfg.co., Inc., classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-00-348-1830 has 1 manufacturer part number on file: 123D5837G1 (Advance Mfg.co., Inc.).
Key specifications for 123D5837G1: General Characteristics Item Description: 6.12 IN.,MAGNESIUM MATERIAL IN; End Item Identification: ASG-29 LEAD COMPUTING OPTICAL SIGHT. 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 1270-00-348-1830 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.