PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4586Pump,hydraulic

Buffalo Turbine Defense Llc · NSN 4320-01-680-5278 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-680-5278 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-680-5278. Primary manufacturer part number: 4586.
Features
  • Pump,hydraulic — FSC 4320
  • 3 verified cross-references
  • Primary manufacturer: Buffalo Turbine Defense Llc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,hydraulic, cataloged under National Stock Number 4320-01-680-5278, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Buffalo Turbine Defense Llc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePump,hydraulic
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersBuffalo Turbine Defense Llc (CAGE 93146); J.w.f. Technologies, Llc (CAGE 31KK8)
Technical Specifications
ParameterValue
NSN4320-01-680-5278
Primary Part Number4586
Item NamePump,hydraulic
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerBuffalo Turbine Defense Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2825-00-146-41793568 INTERCHANGEABLE
Bucket Assembly
Northrop Grumman Systems Corporation Div Marine Systems
4810-00-167-3798 INTERCHANGEABLE
Ring,brazing
6240-00-174-19914586 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5905-00-192-03900524-121 INTERCHANGEABLE
Resistor,fixed,composition
Alliant Techsystems Operations Llc Div Defense Electronic Systems
3020-00-196-0804NO60 .75 PITCH INTERCHANGEABLE
Chain,roller
The American Society of Mechanical Engineers
6810-00-234-8369 INTERCHANGEABLE
Sodium Borate,decahydrate
5330-00-239-35349B8660 INTERCHANGEABLE
Gasket
Caterpillar Inc Div Caterpillar Defense
5310-00-297-73474586 INTERCHANGEABLE
Washer,flat
Telemechanics Inc
2805-00-354-184829288-A INTERCHANGEABLE
Guide,valve Stem
Brinkley Technology Group Llc Dba Hercules Manufacturing
5935-00-459-13624586 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
Cross-Reference Index
Part NumberManufacturer
4586 PRIMARY Buffalo Turbine Defense Llc (USA)
3568 Buffalo Turbine Defense Llc (USA)
1019323 J.w.f. Technologies, Llc (USA)
Related Parts
2825-00-146-4179INTERCHANGEABLE
BUCKET ASSEMBLY
3568
4810-00-167-3798INTERCHANGEABLE
RING,BRAZING
6240-00-174-1991INTERCHANGEABLE
LAMP,INCANDESCENT
4586
5905-00-192-0390INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
0524-121
3020-00-196-0804INTERCHANGEABLE
CHAIN,ROLLER
NO60 .75 PITCH
6810-00-234-8369INTERCHANGEABLE
SODIUM BORATE,DECAHYDRATE
5330-00-239-3534INTERCHANGEABLE
GASKET
9B8660
5310-00-297-7347INTERCHANGEABLE
WASHER,FLAT
4586
2805-00-354-1848INTERCHANGEABLE
GUIDE,VALVE STEM
29288-A
5935-00-459-1362INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
4586
2920-00-918-9400INTERCHANGEABLE
DRIVE,ENGINE,ELECTRICAL STARTER
1925079
7025-01-093-9860INTERCHANGEABLE
MODULE

Frequently Asked Questions

What is NSN 4320-01-680-5278?

NSN 4320-01-680-5278 is a Pump,hydraulic, manufactured by Buffalo Turbine Defense Llc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-680-5278?

NSN 4320-01-680-5278 has 3 cross-referenced part numbers: 4586 (Buffalo Turbine Defense Llc), 3568 (Buffalo Turbine Defense Llc), 1019323 (J.w.f. Technologies, Llc).

What NSN replaces 4320-01-680-5278?

There are 12 known substitutes for 4320-01-680-5278: 2825-00-146-4179, 4810-00-167-3798, 6240-00-174-1991 and 9 more. Verify interchangeability with system specifications before substitution.

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