PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

728600Gearbox Assembly

Hamilton Sundstrand Corporation · NSN 4920-01-159-4760 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-159-4760 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-159-4760. Primary manufacturer part number: 728600.
Features
  • Gearbox Assembly — FSC 4920
  • FSC Application Data: TEST SET,GEARBOX
  • 3 verified cross-references
  • Primary manufacturer: Hamilton Sundstrand Corporation
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Gearbox Assembly, cataloged under National Stock Number 4920-01-159-4760, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-01-159-4760
Primary Part Number728600
Item NameGearbox Assembly
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation
StatusACTIVE
FSC Application DataTEST SET,GEARBOX
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-881-2386718840-005 INTERCHANGEABLE
Saturable Reactor
Raytheon Company Div Rmd Strategic
6515-01-122-01481880 INTERCHANGEABLE
Cuff,sphygmomanometer
W. a. Baum Co., Inc. Dba Wa Baum Co Inc
5950-01-234-902013549 INTERCHANGEABLE
Coil,electrical
Magnespec Inc
4220-01-237-3257550-035 INTERCHANGEABLE
Stem
Kirby Morgan Dive Systems Inc
6515-01-290-17921880 INTERCHANGEABLE
Probe,temperature Monitoring
Carefusion Solutions, Llc Div Mms
6750-01-379-7408 INTERCHANGEABLE
Paper,photographic
5340-01-390-9044 INTERCHANGEABLE
Hardware Kit,mechanic Equipment
Cross-Reference Index
Part NumberManufacturer
728600 PRIMARY Hamilton Sundstrand Corporation (USA)
728600 Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
1880 Cotta Transmission Co Llc (USA)
Related Parts
5950-00-881-2386INTERCHANGEABLE
SATURABLE REACTOR
718840-005
6515-01-122-0148INTERCHANGEABLE
CUFF,SPHYGMOMANOMETER
1880
5950-01-234-9020INTERCHANGEABLE
COIL,ELECTRICAL
13549
4220-01-237-3257INTERCHANGEABLE
STEM
550-035
6515-01-290-1792INTERCHANGEABLE
PROBE,TEMPERATURE MONITORING
1880
6750-01-379-7408INTERCHANGEABLE
PAPER,PHOTOGRAPHIC
5340-01-390-9044INTERCHANGEABLE
HARDWARE KIT,MECHANIC EQUIPMENT

Frequently Asked Questions

What is NSN 4920-01-159-4760?

NSN 4920-01-159-4760 is a Gearbox Assembly, manufactured by Hamilton Sundstrand Corporation, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-01-159-4760?

NSN 4920-01-159-4760 has 3 cross-referenced part numbers: 728600 (Hamilton Sundstrand Corporation), 728600 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 1880 (Cotta Transmission Co Llc).

What NSN replaces 4920-01-159-4760?

There are 7 known substitutes for 4920-01-159-4760: 5950-00-881-2386, 6515-01-122-0148, 5950-01-234-9020 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 728600?

Key specifications for 728600: End Item Identification: AIRCRAFT MODEL S-3; FSC Application Data: TEST SET,GEARBOX. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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