PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8704-4Ram,jack,third Stage

Age Logistics Corporation · NSN 4320-01-042-4717 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-042-4717 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-042-4717. Primary manufacturer part number: 8704-4.
Features
  • Ram,jack,third Stage — FSC 4320
  • General Characteristics Item Description: MATERIAL-4140/4142 STEEL 9IN. LONG BY 3.500 OUTSIDE DIAMETER,FINISHED DIMENSIONS-8.750 IN. LONG BY 3.472 MINIMUM/3.475 MAXIMUM DIAMETER,HEAT TREAT MINUMUM 125,000 POUNDS PER SQUARE INCH LBS
  • 3 verified cross-references
  • Primary manufacturer: Age Logistics Corporation
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Ram,jack,third Stage, cataloged under National Stock Number 4320-01-042-4717, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Age Logistics Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). 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.

Technical Specifications
ParameterValue
NSN4320-01-042-4717
Primary Part Number8704-4
Item NameRam,jack,third Stage
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerAge Logistics Corporation
StatusACTIVE
General Characteristics Item DescriptionMATERIAL-4140/4142 STEEL 9IN. LONG BY 3.500 OUTSIDE DIAMETER,FINISHED DIMENSIONS-8.750 IN. LONG BY 3.472 MINIMUM/3.475 MAXIMUM DIAMETER,HEAT TREAT MINUMUM 125,000 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-110-3500 INTERCHANGEABLE
Transformer,power
5365-00-216-10238704 INTERCHANGEABLE
Spacer,sleeve
Dialight Corporation
2520-00-364-84981K2673 INTERCHANGEABLE
Yoke,universal Joint,vehicular
Caterpillar Inc Div Caterpillar Defense
2915-00-484-70718704 INTERCHANGEABLE
Arm-Stop Servo---Ap
Triumph Engine Control Systems Llc
5360-00-526-9835 INTERCHANGEABLE
Spring,helical,compression
4510-00-528-0245 INTERCHANGEABLE
Arm,waste Pipe
5950-00-875-6829201810 INTERCHANGEABLE
Transformer,power
North Atlantic Industries, Inc. Dba North Atlantic Industries
4320-01-042-47198704-3 INTERCHANGEABLE
Ram,jack,second Stage
Columbus Jack Corporation Div Columbus Jack
1730-01-042-4720 INTERCHANGEABLE
Extension,screw
4820-01-067-3971A6790-007-132 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
8704-4 Age Logistics Corporation (USA)
8704-4 Columbus Jack Corporation Div Columbus Jack (USA)
8704 Age Logistics Corporation (USA)
Related Parts
5950-00-110-3500INTERCHANGEABLE
TRANSFORMER,POWER
5365-00-216-1023INTERCHANGEABLE
SPACER,SLEEVE
8704
2520-00-364-8498INTERCHANGEABLE
YOKE,UNIVERSAL JOINT,VEHICULAR
1K2673
2915-00-484-7071INTERCHANGEABLE
ARM-STOP SERVO---AP
8704
5360-00-526-9835INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4510-00-528-0245INTERCHANGEABLE
ARM,WASTE PIPE
5950-00-875-6829INTERCHANGEABLE
TRANSFORMER,POWER
201810
4320-01-042-4719INTERCHANGEABLE
RAM,JACK,SECOND STAGE
8704-3
1730-01-042-4720INTERCHANGEABLE
EXTENSION,SCREW
4820-01-067-3971INTERCHANGEABLE
STEM,FLUID VALVE
A6790-007-132
4820-01-296-6985INTERCHANGEABLE
RETAINER,DISK,VALVE
6153-55-5 ITEM 12
6530-01-330-6745INTERCHANGEABLE
DISPOSAL CONTAINER,HYPODERMIC NE

Frequently Asked Questions

What is NSN 4320-01-042-4717?

NSN 4320-01-042-4717 is a Ram,jack,third Stage, manufactured by Age Logistics Corporation, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-042-4717?

NSN 4320-01-042-4717 has 3 cross-referenced part numbers: 8704-4 (Age Logistics Corporation), 8704-4 (Columbus Jack Corporation Div Columbus Jack), 8704 (Age Logistics Corporation).

What NSN replaces 4320-01-042-4717?

There are 12 known substitutes for 4320-01-042-4717: 5950-00-110-3500, 5365-00-216-1023, 2520-00-364-8498 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8704-4?

Key specifications for 8704-4: General Characteristics Item Description: MATERIAL-4140/4142 STEEL 9IN. LONG BY 3.500 OUTSIDE DIAMETER,FINISHED DIMENSIONS-8.750 IN. LONG BY 3.472 MINIMUM/3.475 MAXIMUM DIAMETER,HEAT TREAT MINUMUM 125,000 POUNDS PER SQUARE INCH LBS; End Item Identification: 35 TON AIRCRAFT AXLE JACK MODEL 8704-B. 2 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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