PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17580Piston Assembly,pum

Haskel International, Llc Dba Haskel International, Llc · NSN 4320-01-178-9435 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-178-9435 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-178-9435. Primary manufacturer part number: 17580.
Features
  • Piston Assembly,pum — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Haskel International, Llc Dba Haskel International, Llc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Piston Assembly,pum, cataloged under National Stock Number 4320-01-178-9435, 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. This item has 1 commercial cross-reference from 1 manufacturer, 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 NamePiston Assembly,pum
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersHaskel International, Llc Dba Haskel International, Llc (CAGE 81400)
Technical Specifications
ParameterValue
NSN4320-01-178-9435
Primary Part Number17580
Item NamePiston Assembly,pum
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-100-316817119 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
3110-00-100-316917580 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
6940-00-467-101217-504 INTERCHANGEABLE
Camshaft
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
6520-00-568-4150 INTERCHANGEABLE
Wheel,buffing
3030-00-844-445612420471 INTERCHANGEABLE
Belt,v
U S Army Tank Automotive Command Amsta-Im-Mm
2520-00-905-43012279998 INTERCHANGEABLE
Parts Kit,universal Joint
Chrysler Realty Company Llc Dba Daimler Chrysler
6670-01-124-1793175-80 INTERCHANGEABLE
Center Plain Assy
Troemner Llc
5330-01-125-421917580 INTERCHANGEABLE
Gasket
Cunico Corporation
1005-01-682-2814 INTERCHANGEABLE
Lever,disassembly
Cross-Reference Index
Part NumberManufacturer
17580 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
3110-00-100-3168INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
17119
3110-00-100-3169INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
17580
6940-00-467-1012INTERCHANGEABLE
CAMSHAFT
17-504
6520-00-568-4150INTERCHANGEABLE
WHEEL,BUFFING
3030-00-844-4456INTERCHANGEABLE
BELT,V
12420471
2520-00-905-4301INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
2279998
6670-01-124-1793INTERCHANGEABLE
CENTER PLAIN ASSY
175-80
5330-01-125-4219INTERCHANGEABLE
GASKET
17580
1005-01-682-2814INTERCHANGEABLE
LEVER,DISASSEMBLY

Frequently Asked Questions

What is NSN 4320-01-178-9435?

NSN 4320-01-178-9435 is a Piston Assembly,pum, 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 4320-01-178-9435?

NSN 4320-01-178-9435 has 1 cross-referenced part number: 17580 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 4320-01-178-9435?

There are 9 known substitutes for 4320-01-178-9435: 3110-00-100-3168, 3110-00-100-3169, 6940-00-467-1012 and 6 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com