The Test Set Subassembly,electrical, cataloged under National Stock Number 6625-01-147-6174, 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 Air Force Metrology and Calibration. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6625-01-147-6174 |
| Primary Part Number | CASE 25-TSM131A |
| Item Name | Test Set Subassembly,electrical |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Air Force Metrology and Calibration |
| 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 | VS |
| Weight | 45.0000 lbs |
| Cube | 4.4722 cu ft |
| Part Number | Manufacturer |
|---|---|
| CASE 25-TSM131A PRIMARY | Air Force Metrology and Calibration (USA) |
| Reference | Meaning |
|---|---|
| ML-125-01 | D/9 Drawing number reference only Air Force Metrology and Calibration |
NSN 6625-01-147-6174 is a Test Set Subassembly,electrical, manufactured by Air Force Metrology and Calibration, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-147-6174 has 1 manufacturer part number on file: CASE 25-TSM131A (Air Force Metrology and Calibration).
Key specifications for CASE 25-TSM131A: Special Features: WAVEMETER GROUP, CASE NO. 25, INCLUDES A 39-350-1587 TRANSIT CASE, X382A VARIABLE ATTENUATOR, 537A WAVEMETER,536A WAVEMETER, X923A WAVEGUIDE SHORT, TM506 POWER MODULE MAINFRAME, P932A HAEMONIC MIXER A; End Item Identification: ELECTRICAL STANDARDS SET, JEDTS TYPE NUMBER AN/TSM-131A USED TO SUPPORT THE F-15 AIRCRAFT A. 0 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 6625-01-147-6174 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.