PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

59040Pump Unit,reciprocating

Haskel International, Llc Dba Haskel International, Llc · NSN 4320-01-419-6341 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-419-6341 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-419-6341. Primary manufacturer part number: 59040.
Features
  • Pump Unit,reciprocating — FSC 4320
  • Intake Connection Quantity: 1
  • Pumping Element Operating Position: HORIZONTAL
  • Prime Mover Quantity: 1
  • Discharge Pressure: 00.0 COMPREHENSIVE PROCUREMENT GUIDELINE - VEHICULAR PRODUCTS - REBUILT VEHICULAR PARTS
  • Prime Mover Type: PNEUMATIC MOTOR
  • Pumping Element Type: PISTON
  • Intake Connection Thread Size and Series/type Designator: 0.500-14 NPT
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Unit,reciprocating, cataloged under National Stock Number 4320-01-419-6341, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. Government technical data includes 17 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-419-6341
Primary Part Number59040
Item NamePump Unit,reciprocating
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
Intake Connection Quantity1
Pumping Element Operating PositionHORIZONTAL
Prime Mover Quantity1
Discharge Pressure00.0 COMPREHENSIVE PROCUREMENT GUIDELINE - VEHICULAR PRODUCTS - REBUILT VEHICULAR PARTS
Prime Mover TypePNEUMATIC MOTOR
Pumping Element TypePISTON
Intake Connection Thread Size and Series/type Designator0.500-14 NPT
Reciprocating Stroke TypeFIXED
Pump Quantity1
Pump Reciprocating DesignSINGLE ACTING
Operating Pressure40.0 POUNDS PER SQUARE INCH GAUGE (PSIG) NOMINAL POWER DRIVE LBS
Discharge Connection TypeTHREADED INTERNAL
Cylinder Quantity1
Mounting TypeFRAME
Discharge Connection Quantity1
Intake Connection TypeTHREADED INTERNAL
Discharge Connection Thread Size and Series/type Designator0.500-14 NPT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5110-00-596-93701412 INTERCHANGEABLE
Scraper,bearing
C. S. Osborne and Company Dba Cs Osborne & Co
5365-00-977-3129 INTERCHANGEABLE
Ring,valve Bonnet
5310-01-336-668659040 INTERCHANGEABLE
Nut,plain,hexagon
Prestolite Electric Inc
Cross-Reference Index
Part NumberManufacturer
59040 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
5110-00-596-9370INTERCHANGEABLE
SCRAPER,BEARING
1412
5365-00-977-3129INTERCHANGEABLE
RING,VALVE BONNET
5310-01-336-6686INTERCHANGEABLE
NUT,PLAIN,HEXAGON
59040

Frequently Asked Questions

What is NSN 4320-01-419-6341?

NSN 4320-01-419-6341 is a Pump Unit,reciprocating, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-419-6341?

NSN 4320-01-419-6341 has 1 cross-referenced part number: 59040 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 4320-01-419-6341?

There are 3 known substitutes for 4320-01-419-6341: 5110-00-596-9370, 5365-00-977-3129, 5310-01-336-6686. Verify interchangeability with system specifications before substitution.

What are the specifications of 59040?

Key specifications for 59040: Intake Connection Quantity: 1; Pumping Element Operating Position: HORIZONTAL; Prime Mover Quantity: 1; Discharge Pressure: 00.0 COMPREHENSIVE PROCUREMENT GUIDELINE - VEHICULAR PRODUCTS - REBUILT VEHICULAR PARTS. 18 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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