The Shield,expansion, cataloged under National Stock Number 5340-00-684-9479, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Star Expansion Co. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-684-9479 |
| Primary Part Number | 4025J |
| Item Name | Shield,expansion |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Star Expansion Co |
| Status | ACTIVE |
| Thread Provision | THREADED |
| Hole Accommodation Diameter | 0.750 INCHES NOMINAL IN |
| Insert Size | 3/8-16 THD |
| Style Designator | SINGLE EXPANSION MACHINE SCREW |
| Features Provided | INSTALLATION SETTING TOOL |
| Insert Type for Which Designed | MACHINE SCREW |
| Safe Operating Load Rating | 450.0 POUNDS NOMINAL LBS |
| Material | ZINC ALLOY |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 4025J PRIMARY | Star Expansion Co (USA) |
NSN 5340-00-684-9479 is a Shield,expansion, manufactured by Star Expansion Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-684-9479 has 1 manufacturer part number on file: 4025J (Star Expansion Co).
Key specifications for 4025J: Thread Provision: THREADED; Hole Accommodation Diameter: 0.750 INCHES NOMINAL IN; Insert Size: 3/8-16 THD; Style Designator: SINGLE EXPANSION MACHINE SCREW. 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.