PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43044Pump,rotary

Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co · NSN 4320-01-170-7036 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-170-7036 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-170-7036. Primary manufacturer part number: 43044.
Features
  • Pump,rotary — FSC 4320
  • Intake Connection Type: RECTANGULAR FLANGE
  • Operating Speed at Rated Capacity: 2500.0 REVOLUTIONS PER MINUTE
  • Drive Shaft End Diameter: 1.249 INCHES NOMINAL IN
  • Pumping Element Operating Position: HORIZONTAL
  • Rotary Pump Design: GEAR
  • Drive Shaft Length: 2.188 INCHES NOMINAL IN
  • Media for Which Designed: HYDROCARBON FUELS AND OILS
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,rotary, cataloged under National Stock Number 4320-01-170-7036, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co. Government technical data includes 16 verified specifications, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-170-7036
Primary Part Number43044
Item NamePump,rotary
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerKoehring Cranes and Excavators Inc Sub of Northwest Engineering Co
StatusACTIVE
Intake Connection TypeRECTANGULAR FLANGE
Operating Speed at Rated Capacity2500.0 REVOLUTIONS PER MINUTE
Drive Shaft End Diameter1.249 INCHES NOMINAL IN
Pumping Element Operating PositionHORIZONTAL
Rotary Pump DesignGEAR
Drive Shaft Length2.188 INCHES NOMINAL IN
Media for Which DesignedHYDROCARBON FUELS AND OILS
Discharge Connection Quantity1
Maximum Discharge Flow Rate54.75 GALLONS PER MINUTE
Discharge Connection TypeRECTANGULAR FLANGE
Drive Shaft TypeSPLINED, INVOLUTE EXTERNAL
Pump Rotation DirectionCOUNTERCLOCKWISE
Operation MethodPOWERED
Mounting TypeFLANGE
Discharge Pressure500.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME
Intake Connection Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5970-00-144-7345 INTERCHANGEABLE
Insulator,plate
2915-00-949-640043044 INTERCHANGEABLE
Parts Kit,valve,overhaul
Meggitt North Hollywood Inc
6610-01-232-442543044 INTERCHANGEABLE
Case Assembly
Aerosonic Llc
5315-01-587-227643044 INTERCHANGEABLE
Pin,straight,headless
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
43044 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
43044 Koehring Co (USA)
20250A-1D Dana Corp Tyrone Hydraulics Inc Div (USA)
Related Parts
5970-00-144-7345INTERCHANGEABLE
INSULATOR,PLATE
2915-00-949-6400INTERCHANGEABLE
PARTS KIT,VALVE,OVERHAUL
43044
6610-01-232-4425INTERCHANGEABLE
CASE ASSEMBLY
43044
5315-01-587-2276INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
43044

Frequently Asked Questions

What is NSN 4320-01-170-7036?

NSN 4320-01-170-7036 is a Pump,rotary, manufactured by Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-170-7036?

NSN 4320-01-170-7036 has 3 cross-referenced part numbers: 43044 (Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co), 43044 (Koehring Co), 20250A-1D (Dana Corp Tyrone Hydraulics Inc Div).

What NSN replaces 4320-01-170-7036?

There are 4 known substitutes for 4320-01-170-7036: 5970-00-144-7345, 2915-00-949-6400, 6610-01-232-4425 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43044?

Key specifications for 43044: Special Features: SAE C H/4 14 TOOTH SPLINE; Intake Connection Type: RECTANGULAR FLANGE; Operating Speed at Rated Capacity: 2500.0 REVOLUTIONS PER MINUTE; Drive Shaft End Diameter: 1.249 INCHES NOMINAL IN. 17 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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