The Adapter Kit,test, cataloged under National Stock Number 4920-01-322-6294, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Nav Usa Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4920-01-322-6294 |
| Primary Part Number | AD41B-612 |
| Item Name | Adapter Kit,test |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Nav Usa Inc |
| Status | ACTIVE |
| Functional Description | REQUIRE TO TEST FROM SOURCE THE PITOT AND STATIC AIR DATA SYSTEM ON THEC-141A/B ACFT A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AD41B-612 PRIMARY | Nav Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| AD41B-612 | 5/9 Secondary reference Nav-Aids Ltd |
NSN 4920-01-322-6294 is a Adapter Kit,test, manufactured by Nav Usa Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-322-6294 has 1 manufacturer part number on file: AD41B-612 (Nav Usa Inc).
Key specifications for AD41B-612: Special Features: C/O PITOT STATIC ADAPTER,PN PS16859-4-6; PRE-TEST PROBE,PN PT11685; SEAL KIT,PN 859; Functional Description: REQUIRE TO TEST FROM SOURCE THE PITOT AND STATIC AIR DATA SYSTEM ON THEC-141A/B ACFT A; End Item Identification: C-141A/B ACFT AGE A. 1 specification is 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.
NSN 4920-01-322-6294 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.