PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45M155A1C20Motor,hydraulic

Eaton Aerospace, Llc Dba Jackson South · NSN 4320-00-006-6149 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-006-6149 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-006-6149. Primary manufacturer part number: 45M155A1C20.
Features
  • Motor,hydraulic — FSC 4320
  • Shaft Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE
  • Bolt Hole Spacing: 3.062 IN. BY 1.687 IN. IN
  • Keyway Length: 1.120 INCHES NOMINAL IN
  • Keyway Depth: 0.156 INCHES NOMINAL IN
  • Mounting Hole Quantity: 2
  • Operating Speed at Rated Capacity in RPM: 3000.0
  • Mounting Bolt Circle Diameter: 7.125 INCHES NOMINAL IN
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
  • Applications requiring Steel Housing construction
General Description

The Motor,hydraulic, cataloged under National Stock Number 4320-00-006-6149, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-006-6149
Primary Part Number45M155A1C20
Item NameMotor,hydraulic
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Shaft Rotation DirectionCLOCKWISE AND COUNTERCLOCKWISE
Bolt Hole Spacing3.062 IN. BY 1.687 IN. IN
Keyway Length1.120 INCHES NOMINAL IN
Keyway Depth0.156 INCHES NOMINAL IN
Mounting Hole Quantity2
Operating Speed at Rated Capacity in RPM3000.0
Mounting Bolt Circle Diameter7.125 INCHES NOMINAL IN
Connection Quantity3
Maximum Working Pressure Rating at Specified Temp Range2500PSI
Bolt Hole Quantity8
Bolt Hole Thread Size0.500-13
Shaft Diameter1.248 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
Thread LocationINTERNAL
Screw Thread Series DesignatorNPT
Drive Shaft TypeMACHINE KEYWAY
Torque Load Rating3800.0 INCH-POUNDS IN
MaterialSTEEL HOUSING
Constant Displacement Per Revolution9.960 CUBIC INCHES
Displacement TypeCONSTANT
Shaft Protrusion Length1.880 INCHES NOMINAL IN
Mounting Hole Diameter0.688 INCHES NOMINAL IN
Thread Size0.500-14
Keyway Width0.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5310-00-523-2003 INTERCHANGEABLE
Washer,flat
5331-00-594-551750148 INTERCHANGEABLE
O-Ring
Waterous Company
5330-00-641-2171 INTERCHANGEABLE
Seal,plain Encased
5930-00-945-0085269-2356-000 INTERCHANGEABLE
Switch Section,rotary
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6920-01-045-0563PS201 INTERCHANGEABLE
Pressure Measuring System
Validyne Engineering Corp Dba Validyne Engineering Corp
4820-01-271-015550148-08 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5930-01-339-8733 INTERCHANGEABLE
Switch,toggle
5340-01-708-122850148 INTERCHANGEABLE
Plunger,detent
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
50148 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
45M155A1C20 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5310-00-523-2003INTERCHANGEABLE
WASHER,FLAT
5331-00-594-5517INTERCHANGEABLE
O-RING
50148
5330-00-641-2171INTERCHANGEABLE
SEAL,PLAIN ENCASED
5930-00-945-0085INTERCHANGEABLE
SWITCH SECTION,ROTARY
269-2356-000
6920-01-045-0563INTERCHANGEABLE
PRESSURE MEASURING SYSTEM
PS201
4820-01-271-0155INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
50148-08
5930-01-339-8733INTERCHANGEABLE
SWITCH,TOGGLE
5340-01-708-1228INTERCHANGEABLE
PLUNGER,DETENT
50148

Frequently Asked Questions

What is NSN 4320-00-006-6149?

NSN 4320-00-006-6149 is a Motor,hydraulic, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-006-6149?

NSN 4320-00-006-6149 has 2 cross-referenced part numbers: 50148 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 45M155A1C20 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 4320-00-006-6149?

There are 8 known substitutes for 4320-00-006-6149: 5310-00-523-2003, 5331-00-594-5517, 5330-00-641-2171 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45M155A1C20?

Key specifications for 45M155A1C20: Shaft Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE; Bolt Hole Spacing: 3.062 IN. BY 1.687 IN. IN; Keyway Length: 1.120 INCHES NOMINAL IN; Keyway Depth: 0.156 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com