PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29440Crankshaft,pump

Bourns Inc · NSN 4320-01-391-6772 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-391-6772 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-391-6772. Primary manufacturer part number: 29440.
Features
  • Crankshaft,pump — FSC 4320
  • 4 verified cross-references
  • Primary manufacturer: Bourns Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Crankshaft,pump, cataloged under National Stock Number 4320-01-391-6772, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Bourns Inc. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCrankshaft,pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersSlce Watermakers (CAGE F9758); Cat Pumps Corp (CAGE 57783); Bourns Inc (CAGE 32997)
Technical Specifications
ParameterValue
NSN4320-01-391-6772
Primary Part Number29440
Item NameCrankshaft,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerBourns Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5120-00-083-2062294-40 INTERCHANGEABLE
Inserter and Remover,electrical
Amphenol Corp Div Amphenol Aerospace Operations
5133-00-228-1413 INTERCHANGEABLE
Drill,twist
3110-00-251-511129440EM INTERCHANGEABLE
Roller,bearing
Timken Co Div the Timken Company
5999-00-419-142429-440 INTERCHANGEABLE
Contact,electrical
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
4520-01-135-812129440 INTERCHANGEABLE
Heater,space,electric
Adobeair Inc.
5935-01-301-23842944-0 INTERCHANGEABLE
Plug,tip
Fluke Electronics Corp
5950-01-361-26908509766 INTERCHANGEABLE
Coil,electrical
Honeywell International Inc. Dba Honeywell International
5915-01-477-975629440 INTERCHANGEABLE
Filter Assembly,electrical
Creating Technology Solutions, Llc Dba Technology Research Corp Div Technology Research Corp
6530-01-703-197629440 INTERCHANGEABLE
Drape,surgical
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
710218-25 Slce Watermakers (FRA)
29440/57783 Slce Watermakers (FRA)
29440 Cat Pumps Corp (USA)
29440 PRIMARY Bourns Inc (USA)
Related Parts
5120-00-083-2062INTERCHANGEABLE
INSERTER AND REMOVER,ELECTRICAL
294-40
5133-00-228-1413INTERCHANGEABLE
DRILL,TWIST
3110-00-251-5111INTERCHANGEABLE
ROLLER,BEARING
29440EM
5999-00-419-1424INTERCHANGEABLE
CONTACT,ELECTRICAL
29-440
4520-01-135-8121INTERCHANGEABLE
HEATER,SPACE,ELECTRIC
29440
5935-01-301-2384INTERCHANGEABLE
PLUG,TIP
2944-0
5950-01-361-2690INTERCHANGEABLE
COIL,ELECTRICAL
8509766
5915-01-477-9756INTERCHANGEABLE
FILTER ASSEMBLY,ELECTRICAL
29440
6530-01-703-1976INTERCHANGEABLE
DRAPE,SURGICAL
29440

Frequently Asked Questions

What is NSN 4320-01-391-6772?

NSN 4320-01-391-6772 is a Crankshaft,pump, manufactured by Bourns Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-391-6772?

NSN 4320-01-391-6772 has 4 cross-referenced part numbers: 710218-25 (Slce Watermakers), 29440/57783 (Slce Watermakers), 29440 (Cat Pumps Corp), 29440 (Bourns Inc).

What NSN replaces 4320-01-391-6772?

There are 9 known substitutes for 4320-01-391-6772: 5120-00-083-2062, 5133-00-228-1413, 3110-00-251-5111 and 6 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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