The Shield,expansion, cataloged under National Stock Number 5340-01-213-4662, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-213-4662 |
| Primary Part Number | 12339397-4 |
| Item Name | Shield,expansion |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Thread Provision | THREADED |
| Hole Accommodation Diameter | 0.500 INCHES NOMINAL IN |
| Insert Type for Which Designed | MACHINE SCREW |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Unit Quantity | 2 |
| 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 |
|---|---|
| 12339397-4 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 5591957 | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 5310PL0733071 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| W-1420 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Molly Fastener Div |
| 5342PL0792073 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5340-01-213-4662 is a Shield,expansion, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-213-4662 has 2 manufacturer part numbers on file: 12339397-4 (U S Army Tank Automotive Command Amsta-Im-Mm), 5591957 (Am General Llc).
Key specifications for 12339397-4: Thread Provision: THREADED; Hole Accommodation Diameter: 0.500 INCHES NOMINAL IN; Overall Length: 0.801 INCHES NOMINAL IN; Insert Type for Which Designed: MACHINE SCREW. 5 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.