The Shield,expansion, cataloged under National Stock Number 5340-01-726-1634, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Kee Safety Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-726-1634 |
| Primary Part Number | BQ1GAL12C |
| Item Name | Shield,expansion |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Kee Safety Inc |
| Status | ACTIVE |
| Thread Provision | THREADED |
| Hole Accommodation Diameter | 0.750 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN |
| Style Designator | FLANGED |
| Insert Type for Which Designed | BOLT |
| Head Style | HEXAGON |
| Surface Treatment | ZINC |
| Material | STEEL |
| Unit Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| BQ1GAL12C PRIMARY | Kee Safety Inc (USA) |
| Reference | Meaning |
|---|---|
| 11B5092031-1 | 7/2 Vendor item drawing reference Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army |
| 11B5092031 | D/9 Drawing number reference only Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army |
NSN 5340-01-726-1634 is a Shield,expansion, manufactured by Kee Safety Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-726-1634 has 1 manufacturer part number on file: BQ1GAL12C (Kee Safety Inc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-727-4352. Verify interchangeability with system specifications before substitution.
Key specifications for BQ1GAL12C: Thread Provision: THREADED; Hole Accommodation Diameter: 0.750 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN; Style Designator: FLANGED; Insert Type for Which Designed: BOLT. 8 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.