NSN 4920-01-558-7541 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-558-7541. Manufacturer of record part number: 1811GAA0A.
Also searched as4920-01-558-7541 ·
4920015587541 ·
NIIN 015587541 ·
01-558-7541 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 21844 · 1811GAA0A
Reference Data and Literature: BARFIELD WEB PAGE DATA
Accessory Components and Quantity: 25FT HOSES 2EA, PITOT MASTER ADAPTER 1EA; 2342F STATIC PORT ADAPTER KIT; VIDEOTAPE FT
Functional Classification: AA-9.3
Entry Date: 07-11-20
Carrying Case: PROVIDED
Functional Description: PORTABLE SELF-CONTAINED UNIT USED FOR TESTING AND CALIBRATING AIRCRAFT PITOT STATIC SYSTEMS. USES THREE ANALOG INSTRUMENTS; ALTIMETER, VERTICAL SPEED, AND AIRSPEED TO PERFORM AIRCRAFT LEAK TESTS OR INSTRUMENT CALIBRATION
Identification
NSN: 4920-01-558-7541
NIIN: 015587541
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 1811GAA0A
Manufacturer: Barfield Inc
General Description
The Tester,pitot and Static Systems, cataloged under National Stock Number 4920-01-558-7541, 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 7 specifications, 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. Current acquisition status: Active.
25FT HOSES 2EA, PITOT MASTER ADAPTER 1EA; 2342F STATIC PORT ADAPTER KIT; VIDEOTAPE FT
Functional Classification
AA-9.3
Entry Date
07-11-20
Carrying Case
PROVIDED
Functional Description
PORTABLE SELF-CONTAINED UNIT USED FOR TESTING AND CALIBRATING AIRCRAFT PITOT STATIC SYSTEMS. USES THREE ANALOG INSTRUMENTS; ALTIMETER, VERTICAL SPEED, AND AIRSPEED TO PERFORM AIRCRAFT LEAK TESTS OR INSTRUMENT CALIBRATION
Other items in FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4920-00-000-0190
TEST SET,FLIGHT CONTROL SYSTEM
4920-00-001-1405
4920-00-001-1405 · Item name not on file
4920-00-001-1716
4920-00-001-1716 · Item name not on file
4920-00-001-1744
4920-00-001-1744 · Item name not on file
4920-00-001-1745
4920-00-001-1745 · Item name not on file
4920-00-001-1746
4920-00-001-1746 · Item name not on file
4920-00-001-1747
4920-00-001-1747 · Item name not on file
4920-00-001-1748
4920-00-001-1748 · Item name not on file
Frequently Asked Questions
What is NSN 4920-01-558-7541?
NSN 4920-01-558-7541 is a Tester,pitot and Static Systems, manufactured by Barfield Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What part numbers are listed for NSN 4920-01-558-7541?
NSN 4920-01-558-7541 has 1 manufacturer part number on file: 1811GAA0A (Barfield Inc).
What are the specifications of 1811GAA0A?
Key specifications for 1811GAA0A: Portability: PORTABLE; Reference Data and Literature: BARFIELD WEB PAGE DATA; Accessory Components and Quantity: 25FT HOSES 2EA, PITOT MASTER ADAPTER 1EA; 2342F STATIC PORT ADAPTER KIT; VIDEOTAPE FT; Functional Classification: AA-9.3. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-558-7541 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 4920-01-558-7541?
NSN 4920-01-558-7541 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.