The Adapter,mechanical Test, cataloged under National Stock Number 4940-01-325-2138, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4940-01-325-2138 |
| Item Name | Adapter,mechanical Test |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | CONSIST OF FEEDBACK ARM GAGE; FEEDBACK ARM; SPRING LOADED PLUNGER ASSEMBLY |
| Functional Description | USED TO MEASURE THE FEEDBACK ARM POSITION; THE MEASUREMENT FOR DETERMINING THE LOCATION OF THE ARM IS MADE WITH A DEPTH MICROMETER THROUGH A HOLE PROVIDED TO THE GAGE; A 5 LB. 12 OZ. COUNTERCLOCKWISE LOAD IS APPLIED LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 281980 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4940-01-325-2138 is a Adapter,mechanical Test, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6515-01-466-3018. Verify interchangeability with system specifications before substitution.
Key specifications for 4940-01-325-2138: General Characteristics Item Description: CONSIST OF FEEDBACK ARM GAGE; FEEDBACK ARM; SPRING LOADED PLUNGER ASSEMBLY; Functional Description: USED TO MEASURE THE FEEDBACK ARM POSITION; THE MEASUREMENT FOR DETERMINING THE LOCATION OF THE ARM IS MADE WITH A DEPTH MICROMETER THROUGH A HOLE PROVIDED TO THE GAGE; A 5 LB. 12 OZ. COUNTERCLOCKWISE LOAD IS APPLIED LBS; End Item Identification: B-1B AIRCRAFT. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.