The Tester,pitot and Static Systems, cataloged under National Stock Number 4920-01-548-2985, 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 3 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-548-2985 |
| Primary Part Number | 1811GA645 |
| 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 |
| Accessory Components and Quantity | HOSE KITS; PILOT MASTER ADAPTER KIT |
| Carrying Case | PROVIDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1811GA645 PRIMARY | Barfield Inc (USA) |
| 18579377-7 | Safran Electronics & Defense (FRA) |
| Reference | Meaning |
|---|---|
| 18579377-7 | 5/9 Secondary reference Safran |
NSN 4920-01-548-2985 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 4920-01-548-2985 has 2 manufacturer part numbers on file: 1811GA645 (Barfield Inc), 18579377-7 (Safran Electronics & Defense).
Key specifications for 1811GA645: Portability: PORTABLE; Accessory Components and Quantity: HOSE KITS; PILOT MASTER ADAPTER KIT; Special Features: AIRSPEED INDICATOR, 250 KNOT RANGE; VERTICAL SPEED INDICATOR, 4000 FEET MINIMUM RANGE; ALTIMETER, SENSITIVE, 3PTR., 35,000 FEET; DIMENSIONS, 15.4X14.9X9.76 INCHES; WEIGHT, 24.0 LBS LBS; Carrying Case: PROVIDED. 3 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.