PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45506Parts Kit,hydraulic Motor

Dana Corp Tyrone Hydraulics Inc Div · NSN 4320-01-257-3729 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-257-3729 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-257-3729. Primary manufacturer part number: 45506.
Features
  • Parts Kit,hydraulic Motor — FSC 4320
  • Component Quantity: 22
  • Nonsupply Items and Quantities: CENTER SEPARATOR 2; BACKUP RING 8; END SEPARATOR 4; O-RING 6; SHAFT SEAL 1; SNAP RING 1
  • 2 verified cross-references
  • Primary manufacturer: Dana Corp Tyrone Hydraulics Inc Div
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Parts Kit,hydraulic Motor, cataloged under National Stock Number 4320-01-257-3729, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Dana Corp Tyrone Hydraulics Inc Div. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN4320-01-257-3729
Primary Part Number45506
Item NameParts Kit,hydraulic Motor
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDana Corp Tyrone Hydraulics Inc Div
StatusACTIVE
Component Quantity22
Nonsupply Items and QuantitiesCENTER SEPARATOR 2; BACKUP RING 8; END SEPARATOR 4; O-RING 6; SHAFT SEAL 1; SNAP RING 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1650-00-075-225114306 INTERCHANGEABLE
Stem,sequence Valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
3455-00-189-915316292 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Precision Industries Inc Sharpaloy Div
5970-00-240-384425369 INTERCHANGEABLE
Insulator,bushing
Lapp Insulators Llc
5340-00-322-396945506 INTERCHANGEABLE
Clevis,rod End
Jergens Inc Div Tooling Components Division
5950-00-405-252052C228 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
1650-00-601-363914306 INTERCHANGEABLE
Cap,valve
Mid-America Aerotech, Llc
5985-00-636-2420B30936 INTERCHANGEABLE
Plate,antenna Mast
Smart Machines, Inc. Dba Barker and Williamson
3040-00-773-5831A6000 INTERCHANGEABLE
Bell Crank
Am General Llc
1610-00-799-468514306 INTERCHANGEABLE
Parts Kit,servo Spe
Hamilton Sundstrand Corporation Dba Collins Aerospace
5905-01-139-3805 INTERCHANGEABLE
Resistor,fixed,wire Wound
Cross-Reference Index
Part NumberManufacturer
45506 Dana Corp Tyrone Hydraulics Inc Div (USA)
14306 Dana Corp Tyrone Hydraulics Inc Div (USA)
Related Parts
1650-00-075-2251INTERCHANGEABLE
STEM,SEQUENCE VALVE
14306
3455-00-189-9153INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
16292
5970-00-240-3844INTERCHANGEABLE
INSULATOR,BUSHING
25369
5340-00-322-3969INTERCHANGEABLE
CLEVIS,ROD END
45506
5950-00-405-2520INTERCHANGEABLE
TRANSFORMER,POWER
52C228
1650-00-601-3639INTERCHANGEABLE
CAP,VALVE
14306
5985-00-636-2420INTERCHANGEABLE
PLATE,ANTENNA MAST
B30936
3040-00-773-5831INTERCHANGEABLE
BELL CRANK
A6000
1610-00-799-4685INTERCHANGEABLE
PARTS KIT,SERVO SPE
14306
5905-01-139-3805INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
5920-01-432-0499INTERCHANGEABLE
FUSE,CARTRIDGE
45.508
1240-01-589-1886INTERCHANGEABLE
CELL,OPTICAL ELEMENT
45506R

Frequently Asked Questions

What is NSN 4320-01-257-3729?

NSN 4320-01-257-3729 is a Parts Kit,hydraulic Motor, manufactured by Dana Corp Tyrone Hydraulics Inc Div, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-257-3729?

NSN 4320-01-257-3729 has 2 cross-referenced part numbers: 45506 (Dana Corp Tyrone Hydraulics Inc Div), 14306 (Dana Corp Tyrone Hydraulics Inc Div).

What NSN replaces 4320-01-257-3729?

There are 12 known substitutes for 4320-01-257-3729: 1650-00-075-2251, 3455-00-189-9153, 5970-00-240-3844 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45506?

Key specifications for 45506: Component Quantity: 22; Nonsupply Items and Quantities: CENTER SEPARATOR 2; BACKUP RING 8; END SEPARATOR 4; O-RING 6; SHAFT SEAL 1; SNAP RING 1. 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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