The Shield,test, cataloged under National Stock Number 6625-01-657-4407, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Tecknit Shielding Systems Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Shield,test |
| FSC / FSG | 6625 — Electrical and Electronic Properties Measuring and Testing Instruments (FSG 66) |
| Manufacturers | Tecknit Shielding Systems Inc (CAGE 0ZK58); Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division (CAGE 18565) |
| Parameter | Value |
|---|---|
| NSN | 6625-01-657-4407 |
| Primary Part Number | 39593-90043-1 |
| Item Name | Shield,test |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Tecknit Shielding Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | D |
| Part Number | Manufacturer |
|---|---|
| 39593-90043-1 PRIMARY | Tecknit Shielding Systems Inc (USA) |
| 39593-90043-1 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division (USA) |
| Reference | Meaning |
|---|---|
| 39593-90043-1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 6625-01-657-4407 is a Shield,test, manufactured by Tecknit Shielding Systems Inc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-657-4407 has 2 manufacturer part numbers on file: 39593-90043-1 (Tecknit Shielding Systems Inc), 39593-90043-1 (Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division).
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6625-01-657-4407 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.