PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25522Piston,hydraulic Motor-Pump

Bosch Automotive Service Solutions Inc. · NSN 4320-01-323-8247 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-323-8247 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-323-8247. Primary manufacturer part number: 25522.
Features
  • Piston,hydraulic Motor-Pump — FSC 4320
  • Specification/standard Data: 45225-25522 MANUFACTURERS STANDARD
  • 1 verified cross-reference
  • Primary manufacturer: Bosch Automotive Service Solutions Inc.
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Piston,hydraulic Motor-Pump, cataloged under National Stock Number 4320-01-323-8247, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Bosch Automotive Service Solutions Inc.. Government technical data includes 1 verified specification, 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-323-8247
Primary Part Number25522
Item NamePiston,hydraulic Motor-Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerBosch Automotive Service Solutions Inc.
StatusACTIVE
Specification/standard Data45225-25522 MANUFACTURERS STANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-100-054625522 INTERCHANGEABLE
Cup,tapered Roller Bearing
Rbc Bearings Incorporated Div West Trenton Division
6830-00-192-9067 INTERCHANGEABLE
Nitrogen
9905-00-405-197225522 INTERCHANGEABLE
Band,marker
Hydro-Aire Aerospace Corp
3020-00-446-8380255-22 INTERCHANGEABLE
Gear,spur
Southern Gear & Machine Inc
4710-01-012-352925522 INTERCHANGEABLE
Tube Assembly,metal
Williams International Co., L.l.c.
5310-01-078-780425522R1 INTERCHANGEABLE
Nut,plain,hexagon
Nd Defense Llc
4940-01-104-127010341 INTERCHANGEABLE
Seat
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
4720-01-128-458625522 INTERCHANGEABLE
Hose Assembly,nonmetallic
Stewart & Stevenson Power Products Llc
5990-01-167-7043 INTERCHANGEABLE
Resolver,electrical,linear
4820-01-306-615125522 INTERCHANGEABLE
Seat,valve
Circor Aerospace, Inc. Dba Circor Aerospace Inc
Cross-Reference Index
Part NumberManufacturer
25522 Bosch Automotive Service Solutions Inc. (USA)
Related Parts
3110-00-100-0546INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
25522
6830-00-192-9067INTERCHANGEABLE
NITROGEN
9905-00-405-1972INTERCHANGEABLE
BAND,MARKER
25522
3020-00-446-8380INTERCHANGEABLE
GEAR,SPUR
255-22
4710-01-012-3529INTERCHANGEABLE
TUBE ASSEMBLY,METAL
25522
5310-01-078-7804INTERCHANGEABLE
NUT,PLAIN,HEXAGON
25522R1
4940-01-104-1270INTERCHANGEABLE
SEAT
10341
4720-01-128-4586INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
25522
5990-01-167-7043INTERCHANGEABLE
RESOLVER,ELECTRICAL,LINEAR
4820-01-306-6151INTERCHANGEABLE
SEAT,VALVE
25522

Frequently Asked Questions

What is NSN 4320-01-323-8247?

NSN 4320-01-323-8247 is a Piston,hydraulic Motor-Pump, manufactured by Bosch Automotive Service Solutions Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-323-8247?

NSN 4320-01-323-8247 has 1 cross-referenced part number: 25522 (Bosch Automotive Service Solutions Inc.).

What NSN replaces 4320-01-323-8247?

There are 10 known substitutes for 4320-01-323-8247: 3110-00-100-0546, 6830-00-192-9067, 9905-00-405-1972 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25522?

Key specifications for 25522: Specification/standard Data: 45225-25522 MANUFACTURERS STANDARD. 1 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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