The Shield,expansion, cataloged under National Stock Number 5340-00-448-9081, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Illinois Tool Works 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-448-9081 |
| Primary Part Number | 3717-1 |
| Item Name | Shield,expansion |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Illinois Tool Works Inc |
| Status | ACTIVE |
| Thread Provision | THREADED |
| Hole Accommodation Diameter | 0.375 INCHES NOMINAL IN |
| Insert Size | 0.312 IN. DIA IN |
| Style Designator | SINGLE EXPANSION MACHINE SCREW |
| Fastener Type | BOLT |
| Insert Type for Which Designed | STUD BOLT |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 3717-1 PRIMARY | Illinois Tool Works Inc (USA) |
NSN 5340-00-448-9081 is a Shield,expansion, manufactured by Illinois Tool Works Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-448-9081 has 1 manufacturer part number on file: 3717-1 (Illinois Tool Works Inc).
1 possible match (shared part number, not a government interchangeability claim): 3010-01-331-6707. Verify interchangeability with system specifications before substitution.
Key specifications for 3717-1: Thread Provision: THREADED; Hole Accommodation Diameter: 0.375 INCHES NOMINAL IN; Insert Size: 0.312 IN. DIA IN; Style Designator: SINGLE EXPANSION MACHINE SCREW. 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.