The Test Program Set, cataloged under National Stock Number 6625-01-421-9729, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6625-01-421-9729 |
| Item Name | Test Program Set |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Supply Items and Quantities | 685401-1 ITA,1;DK685542-1 SOFTWARE DISK,1;685408-301 ACCESSORY KIT,1;681830-1 ACCESSORY KIT,1;685315-1 PIU,1;685316-1 INTERCONNECTING BOX,1 |
| Unpackaged Unit Length | 84.000 INCHES NOMINAL IN |
| Criticality Code Justification | FEAT |
| Unpackaged Unit Width | 144.000 INCHES NOMINAL IN |
| Unpackaged Unit Height | 90.600 INCHES NOMINAL IN |
| Functional Description | USED IN CONJUNCTION W/AN/USM-643 TEST STATION AND PROVIDES FAULT DETECTION OF R/T FAILURES,ISOLATION OF FAILURES,FUNCTIONAL PERFORMANCE TESTING AT THE LRU LEVEL AND DIAGNOSTIC TESTING TO THE FAILED SRU LEVEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | Y |
| Unit of Issue | EA |
| Acquisition advice code | JS |
| Reference | Meaning |
|---|---|
| 809075-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 809075-1 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
| OQ-541/USM-643 | 5/1 Secondary reference U.S. Government activity |
NSN 6625-01-421-9729 is a Test Program Set, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
Key specifications for 6625-01-421-9729: Supply Items and Quantities: 685401-1 ITA,1;DK685542-1 SOFTWARE DISK,1;685408-301 ACCESSORY KIT,1;681830-1 ACCESSORY KIT,1;685315-1 PIU,1;685316-1 INTERCONNECTING BOX,1; Unpackaged Unit Length: 84.000 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Unpackaged Unit Width: 144.000 INCHES NOMINAL IN. 6 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.
NSN 6625-01-421-9729 has DEMIL Code D. 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.