The Plate,electrical Shield, cataloged under National Stock Number 5999-01-217-3976, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Weldmac Manufacturing Company. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-217-3976 |
| Primary Part Number | 1040A0257-18 |
| Item Name | Plate,electrical Shield |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Weldmac Manufacturing Company |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 5 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.281 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Weight | 0.0100 lbs |
| Cube | 0.0010 cu ft |
| Part Number | Manufacturer |
|---|---|
| 1040A0257-0018 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 1040A0257-18 PRIMARY | Weldmac Manufacturing Company (USA) |
| Reference | Meaning |
|---|---|
| 1040A0257-18 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 5999-01-217-3976 is a Plate,electrical Shield, manufactured by Weldmac Manufacturing Company, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-217-3976 has 2 manufacturer part numbers on file: 1040A0257-0018 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 1040A0257-18 (Weldmac Manufacturing Company).
Key specifications for 1040A0257-18: Mounting Facility Type and Quantity: 5 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Unthreaded Mounting Hole Diameter: 0.281 INCHES NOMINAL SINGLE MOUNTING FACILITY IN; Overall Length: 6.300 INCHES NOMINAL IN; Overall Width: 5.800 INCHES NOMINAL IN. 2 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.