PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11590Maintenance Kit,aircraft

Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div · NSN 4920-01-350-2773 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-01-350-2773 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-350-2773. Primary manufacturer part number: 11590.
Features
  • Maintenance Kit,aircraft — FSC 4920
  • End Item Name: MAIN ROTOR BLADE TRIM TAB
  • End Item Source: 99866
  • Reference Data and Literature: SOW: 88-MMSXR-029-H53-SOW
  • 1 verified cross-reference
  • Primary manufacturer: Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Maintenance Kit,aircraft, cataloged under National Stock Number 4920-01-350-2773, 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 Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-01-350-2773
Primary Part Number11590
Item NameMaintenance Kit,aircraft
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
StatusACTIVE
End Item NameMAIN ROTOR BLADE TRIM TAB
End Item Source99866
Reference Data and LiteratureSOW: 88-MMSXR-029-H53-SOW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1660-00-031-575311590 INTERCHANGEABLE
Shaft
Triumph Thermal Systems - Maryland, Inc.
3110-00-100-313265C35476-1 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5330-00-115-8841116556978 INTERCHANGEABLE
Gasket
U S Army Tank Automotive Command Amsta-Im-Mm
3455-00-243-2167 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
5315-00-371-610411590 INTERCHANGEABLE
Pin,transmission Su
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
3040-00-392-7755SM-B-148386 INTERCHANGEABLE
Bell Crank
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6680-00-416-07123232490 INTERCHANGEABLE
Drive Assembly,tach
Hatch & Kirk, Inc.
5950-00-563-718211590 INTERCHANGEABLE
Transformer,power,s
Power Paragon, Inc. Dba Power Magnetics Div Power Magnetics
6610-01-014-3961 INTERCHANGEABLE
Bulkhead Mechanism
5342-01-070-369211590 INTERCHANGEABLE
Clamp
Amfs American Fleet Services
Cross-Reference Index
Part NumberManufacturer
11590 PRIMARY Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div (USA)
Related Parts
1660-00-031-5753INTERCHANGEABLE
SHAFT
11590
3110-00-100-3132INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
65C35476-1
5330-00-115-8841INTERCHANGEABLE
GASKET
116556978
3455-00-243-2167INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
5315-00-371-6104INTERCHANGEABLE
PIN,TRANSMISSION SU
11590
3040-00-392-7755INTERCHANGEABLE
BELL CRANK
SM-B-148386
6680-00-416-0712INTERCHANGEABLE
DRIVE ASSEMBLY,TACH
3232490
5950-00-563-7182INTERCHANGEABLE
TRANSFORMER,POWER,S
11590
6610-01-014-3961INTERCHANGEABLE
BULKHEAD MECHANISM
5342-01-070-3692INTERCHANGEABLE
CLAMP
11590
4820-01-218-8027INTERCHANGEABLE
SEAT,VALVE
10876-1 PIECE 4 1 1/2
6220-01-242-9030INTERCHANGEABLE
LAMP UNIT,VEHICULAR
15200R

Frequently Asked Questions

What is NSN 4920-01-350-2773?

NSN 4920-01-350-2773 is a Maintenance Kit,aircraft, manufactured by Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-01-350-2773?

NSN 4920-01-350-2773 has 1 cross-referenced part number: 11590 (Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div).

What NSN replaces 4920-01-350-2773?

There are 12 known substitutes for 4920-01-350-2773: 1660-00-031-5753, 3110-00-100-3132, 5330-00-115-8841 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11590?

Key specifications for 11590: End Item Name: MAIN ROTOR BLADE TRIM TAB; End Item Identification: H-53 HELICOPTER; Special Features: KIT STORAGE CASE SHALL BE OF STURDY CONSTRUCTION SUITABLE FOR FLIGHT LINE USE BY MAINTENANCE PERSONNEL. CASE SHALL CONTAIN HEAVY DUTY LATCHES,HINGE AND CARRYING HANDLE. CASE INTERIOR SHALL CONTAIN PROVISIONS FOR COMPARTMENTALIZING. SECURING AND PROTECTING COMPONENTS DURING TRANSPORTATION. CASE MATL: ALUMINUM,MOULDED PLASTIC,OR A THREE OR MORE PLY COMBINATION STRENGTH AND/OR PROTECTION SUCH AS HINGE/HANDLE ATTACH POINTS. KIT C/O CARRYING CASE P/N 11597; DIAL INDICATOR P/N 11453; TAB MEASURING TOOL P/N 11590; CALIBRATION FIXTURE P/N 11592; AND TAB BENDING TOOL; End Item Source: 99866. 5 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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