The Tester,pitot and Static Systems, cataloged under National Stock Number 4920-01-455-7741, 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 Barfield Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-455-7741 |
| Primary Part Number | DPS500 |
| Item Name | Tester,pitot and Static Systems |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Barfield Inc |
| Status | ACTIVE |
| Portability | PORTABLE |
| Carrying Case | PROVIDED |
| 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 |
|---|---|
| DPS500 PRIMARY | Barfield Inc (USA) |
| ADTS 405F | Aertekno S.r.l. (ITA) |
| 101-01190 | Barfield Inc (USA) |
| ADTS 405F PRIMARY | Druck, Llc Dba Druck, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4920PL1739127 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4920-01-455-7741 is a Tester,pitot and Static Systems, manufactured by Barfield Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-455-7741 has 4 manufacturer part numbers on file: DPS500 (Barfield Inc), ADTS 405F (Aertekno S.r.l.), 101-01190 (Barfield Inc), ADTS 405F (Druck, Llc Dba Druck, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4920-01-505-2736, 6130-01-591-0759. Verify interchangeability with system specifications before substitution.
Key specifications for DPS500: Portability: PORTABLE; Special Features: HANDHELD REMOTE; CAPABLE OF SAVING THE LIMIT DATA OF UP TO 9 ACFT AND STORED IN A BATTERY BACKED MEMORY; PC PROGRAMMABLE; 1EEE 488 CONNECTOR; Carrying Case: PROVIDED. 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.
NSN 4920-01-455-7741 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.