PartsTable TECHNICAL DATA SHEET

NSN 4920-01-421-0693Government record, cited

Test Set, Control4920-01-421-0693

NSN 4920-01-421-0693 · NIIN 014210693 · Part number 2643-GA

Barfield Inc · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 21844

Government record, cited

NSN 4920-01-421-0693 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-421-0693. Manufacturer of record part number: 2643-GA.

Also searched as 4920-01-421-0693 · 4920014210693 · NIIN 014210693 · 01-421-0693 · FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 21844 · 2643-GA

Nearby stock numbers ← 4920-01-421-0655 · 4920-01-421-0694 Tester, Pitot and Static Systems →

Features

Test Set,control — FSC 4920
Length: 8.000 INCHES NOMINAL IN
Height: 10.000 INCHES NOMINAL IN
Width: 10.000 INCHES NOMINAL IN
Test Type for Which Designed: FUEL GAUGE
1 manufacturer part number on file
Manufacturer of record: Barfield Inc

Identification

NSN: 4920-01-421-0693
NIIN: 014210693
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 2643-GA
Manufacturer: Barfield Inc

General Description

The Test Set,control, cataloged under National Stock Number 4920-01-421-0693, 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 4 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.

Technical Specifications

Parameter	Value
NSN	4920-01-421-0693
Primary Part Number	2643-GA
Item Name	Test Set,control
FSC / FSG	4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment
Manufacturer	Barfield Inc
Status	ACTIVE
Length	8.000 INCHES NOMINAL IN
Height	10.000 INCHES NOMINAL IN
Width	10.000 INCHES NOMINAL IN
Test Type for Which Designed	FUEL GAUGE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
2643-GA PRIMARY	Barfield Inc (USA)

No interchangeability data on file.

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 4920-01-421-0693?

NSN 4920-01-421-0693 is a Test Set,control, manufactured by Barfield Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.

What part numbers are listed for NSN 4920-01-421-0693?

NSN 4920-01-421-0693 has 1 manufacturer part number on file: 2643-GA (Barfield Inc).

What are the specifications of 2643-GA?

Key specifications for 2643-GA: Length: 8.000 INCHES NOMINAL IN; Height: 10.000 INCHES NOMINAL IN; Width: 10.000 INCHES NOMINAL IN; End Item Identification: BELL 222 HELICOPTER AND SIKORSKY S76 (SPRINT). 4 specifications are documented in the U.S. Government catalog.

Is NSN 4920-01-421-0693 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.

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.

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