PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

132-WParts Kit,rotary Pump

Weldon Pump Llc · NSN 4320-01-311-8409 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-311-8409 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-311-8409. Primary manufacturer part number: 132-W.
Features
  • Parts Kit,rotary Pump — FSC 4320
  • Nonsupply Items and Quantities: 64560 10615 PISTON ASSY 1; 64560 10702 GUIDE 1;64560 8990 O-RING 1; 64560 10800 LOCKNUT 1; 64560 10751 SCREW 1; 64560 10850 RETAINING RING 1
  • End Item Name: PUMP,ROTARY
  • Component Quantity: 6
  • End Item Source: 64560
  • 2 verified cross-references
  • Primary manufacturer: Weldon Pump Llc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Parts Kit,rotary Pump, cataloged under National Stock Number 4320-01-311-8409, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Weldon Pump Llc. Government technical data includes 4 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-311-8409
Primary Part Number132-W
Item NameParts Kit,rotary Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerWeldon Pump Llc
StatusACTIVE
Nonsupply Items and Quantities64560 10615 PISTON ASSY 1; 64560 10702 GUIDE 1;64560 8990 O-RING 1; 64560 10800 LOCKNUT 1; 64560 10751 SCREW 1; 64560 10850 RETAINING RING 1
End Item NamePUMP,ROTARY
Component Quantity6
End Item Source64560
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5210-00-189-9518131A INTERCHANGEABLE
Gage,thickness
Lucent Technologies Inc Corporate Headquarters
Cross-Reference Index
Part NumberManufacturer
132-W Weldon Pump Llc (USA)
132-W Weldon Tool Co the (USA)
Related Parts
5210-00-189-9518INTERCHANGEABLE
GAGE,THICKNESS
131A

Frequently Asked Questions

What is NSN 4320-01-311-8409?

NSN 4320-01-311-8409 is a Parts Kit,rotary Pump, manufactured by Weldon Pump Llc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-311-8409?

NSN 4320-01-311-8409 has 2 cross-referenced part numbers: 132-W (Weldon Pump Llc), 132-W (Weldon Tool Co the).

What NSN replaces 4320-01-311-8409?

There is 1 known substitute for 4320-01-311-8409: 5210-00-189-9518. Verify interchangeability with system specifications before substitution.

What are the specifications of 132-W?

Key specifications for 132-W: Nonsupply Items and Quantities: 64560 10615 PISTON ASSY 1; 64560 10702 GUIDE 1;64560 8990 O-RING 1; 64560 10800 LOCKNUT 1; 64560 10751 SCREW 1; 64560 10850 RETAINING RING 1; End Item Identification: 4320-01-090-3264; End Item Name: PUMP,ROTARY; Component Quantity: 6. 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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