PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Y999ARam,hydraulic

Bosch Automotive Service Solutions Inc. · NSN 4320-00-422-9805 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-422-9805 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-422-9805. Primary manufacturer part number: Y999A.
Features
  • Ram,hydraulic — FSC 4320
  • Carrying Handle: NOT INCLUDED
  • Capacity: 100.0 TONS
  • Retracted Height: 15.125 INCHES NOMINAL IN
  • Extended Height: 20.000 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Bosch Automotive Service Solutions Inc.
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Ram,hydraulic, cataloged under National Stock Number 4320-00-422-9805, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-422-9805
Primary Part NumberY999A
Item NameRam,hydraulic
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerBosch Automotive Service Solutions Inc.
StatusACTIVE
Carrying HandleNOT INCLUDED
Capacity100.0 TONS
Retracted Height15.125 INCHES NOMINAL IN
Extended Height20.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3010-00-007-9622149-9-1 INTERCHANGEABLE
Gearcase-Motor
Hansen Mfg Co Inc
2540-00-113-4180 INTERCHANGEABLE
Heater,vehicular,compartment
5120-00-224-3164 INTERCHANGEABLE
Wrench,open End Box
5305-00-349-81834130 INTERCHANGEABLE
Screw,adapter
Wakmann Watch Company Inc
5905-00-393-242916101-4 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ward Leonard Ct Llc
4820-00-580-301141-30 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
5305-00-723-51744310 INTERCHANGEABLE
Screw,shoulder
Roller Bearing Co of America, Inc Div Pic Design
5360-00-788-1547275479 INTERCHANGEABLE
Spring,helical,compression
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
6685-00-821-5470666007019 INTERCHANGEABLE
Thermocouple,immersion
Alnor Instrument Company
5905-00-945-36244130 INTERCHANGEABLE
Resistor,fixed,wire Wound,nonind
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
Cross-Reference Index
Part NumberManufacturer
Y999A Bosch Automotive Service Solutions Inc. (USA)
4130 Bosch Automotive Service Solutions Inc. (USA)
Related Parts
3010-00-007-9622INTERCHANGEABLE
GEARCASE-MOTOR
149-9-1
2540-00-113-4180INTERCHANGEABLE
HEATER,VEHICULAR,COMPARTMENT
5120-00-224-3164INTERCHANGEABLE
WRENCH,OPEN END BOX
5305-00-349-8183INTERCHANGEABLE
SCREW,ADAPTER
4130
5905-00-393-2429INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
16101-4
4820-00-580-3011INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
41-30
5305-00-723-5174INTERCHANGEABLE
SCREW,SHOULDER
4310
5360-00-788-1547INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
275479
6685-00-821-5470INTERCHANGEABLE
THERMOCOUPLE,IMMERSION
666007019
5905-00-945-3624INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,NONIND
4130
3040-00-955-3127INTERCHANGEABLE
SHAFT,SHOULDERED
DS-934704
6532-01-016-4741INTERCHANGEABLE
FOOTWEAR COVERS,OPERATING ROOM
4130

Frequently Asked Questions

What is NSN 4320-00-422-9805?

NSN 4320-00-422-9805 is a Ram,hydraulic, manufactured by Bosch Automotive Service Solutions Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-422-9805?

NSN 4320-00-422-9805 has 2 cross-referenced part numbers: Y999A (Bosch Automotive Service Solutions Inc.), 4130 (Bosch Automotive Service Solutions Inc.).

What NSN replaces 4320-00-422-9805?

There are 12 known substitutes for 4320-00-422-9805: 3010-00-007-9622, 2540-00-113-4180, 5120-00-224-3164 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of Y999A?

Key specifications for Y999A: Carrying Handle: NOT INCLUDED; Special Features: TWIN DOUBLE-ACTING CYLINDERS; 10.125 IN. W,13.250 IN. LG IN; Capacity: 100.0 TONS; Retracted Height: 15.125 INCHES NOMINAL IN. 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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