FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment
Government record, cited
Also searched as4920-01-256-7381 ·
4920012567381 ·
NIIN 012567381 ·
01-256-7381 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment
Nearby stock numbers← 4920-01-256-7379 Bench, Test Set
·
4920-01-256-7382 Function Module →
Features
Function Module — FSC 4920
General Characteristics Item Description: INPUT SIGNAL: 3 PHASE,2 WIRE TACH GENERATOR; FREQ: 0 TO 4543 HZ; AMPLITUDE: 1 TO 22V PEAK-TO-PEAK; OUTPUT: 0 TO 5.0 VDC; POWER: 24 VDC; MODEL: TA5100 TIMEVERTER VDC
Identification
NSN: 4920-01-256-7381
NIIN: 012567381
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
General Description
The Function Module, cataloged under National Stock Number 4920-01-256-7381, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
INPUT SIGNAL: 3 PHASE,2 WIRE TACH GENERATOR; FREQ: 0 TO 4543 HZ; AMPLITUDE: 1 TO 22V PEAK-TO-PEAK; OUTPUT: 0 TO 5.0 VDC; POWER: 24 VDC; MODEL: TA5100 TIMEVERTER VDC
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
BH22187
3/2Design control — primary reference
U.S. Government activity
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 4920-01-256-7381?
NSN 4920-01-256-7381 is a Function Module, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What are the specifications of 4920-01-256-7381?
Key specifications for 4920-01-256-7381: General Characteristics Item Description: INPUT SIGNAL: 3 PHASE,2 WIRE TACH GENERATOR; FREQ: 0 TO 4543 HZ; AMPLITUDE: 1 TO 22V PEAK-TO-PEAK; OUTPUT: 0 TO 5.0 VDC; POWER: 24 VDC; MODEL: TA5100 TIMEVERTER VDC. 1 specification is documented in the U.S. Government catalog.
Is NSN 4920-01-256-7381 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 4920-01-256-7381?
NSN 4920-01-256-7381 has DEMIL Code B. 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.