PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1504-2Connecting Rod Assembly

Nikkiso Pumps America, Inc · NSN 4320-01-188-3701 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-188-3701 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-188-3701. Primary manufacturer part number: 1504-2.
Features
  • Connecting Rod Assembly — FSC 4320
  • General Characteristics Item Description: ALUMINUM ALLOY; W/SEAL BEARING
  • 1 verified cross-reference
  • Primary manufacturer: Nikkiso Pumps America, Inc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Connecting Rod Assembly, cataloged under National Stock Number 4320-01-188-3701, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Nikkiso Pumps America, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-188-3701
Primary Part Number1504-2
Item NameConnecting Rod Assembly
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerNikkiso Pumps America, Inc
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY; W/SEAL BEARING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-189-9287 INTERCHANGEABLE
Drill,twist
4810-00-325-997415042 INTERCHANGEABLE
Seat,valve
Parker-Hannifin Corporation Dba Control Systems Division
2825-00-390-4073 INTERCHANGEABLE
Guide,emergency Trip
5360-00-446-5442 INTERCHANGEABLE
Spring,helical,compression
5950-00-648-2206 INTERCHANGEABLE
Transformer,power
5910-00-666-745917 INTERCHANGEABLE
Capacitor,variable,air Dielectri
R F Products, Inc
5365-00-834-5550 INTERCHANGEABLE
Spacer,sleeve
6520-01-003-212315042 INTERCHANGEABLE
Bur,dental,excavating
Ss White Burs Llc
5331-01-099-884515042 INTERCHANGEABLE
O-Ring
Eaton Corporation Div Eaton Fluid Power
4010-01-133-63081504-2 INTERCHANGEABLE
Chain Assembly
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
1504-2 PRIMARY Nikkiso Pumps America, Inc (USA)
Related Parts
5133-00-189-9287INTERCHANGEABLE
DRILL,TWIST
4810-00-325-9974INTERCHANGEABLE
SEAT,VALVE
15042
2825-00-390-4073INTERCHANGEABLE
GUIDE,EMERGENCY TRIP
5360-00-446-5442INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5950-00-648-2206INTERCHANGEABLE
TRANSFORMER,POWER
5910-00-666-7459INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
17
5365-00-834-5550INTERCHANGEABLE
SPACER,SLEEVE
6520-01-003-2123INTERCHANGEABLE
BUR,DENTAL,EXCAVATING
15042
5331-01-099-8845INTERCHANGEABLE
O-RING
15042
4010-01-133-6308INTERCHANGEABLE
CHAIN ASSEMBLY
1504-2
6210-01-238-2910INTERCHANGEABLE
LENS,LIGHT
15042
6645-01-324-0344INTERCHANGEABLE
TIMER,INTERVAL
15042

Frequently Asked Questions

What is NSN 4320-01-188-3701?

NSN 4320-01-188-3701 is a Connecting Rod Assembly, manufactured by Nikkiso Pumps America, Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-188-3701?

NSN 4320-01-188-3701 has 1 cross-referenced part number: 1504-2 (Nikkiso Pumps America, Inc).

What NSN replaces 4320-01-188-3701?

There are 12 known substitutes for 4320-01-188-3701: 5133-00-189-9287, 4810-00-325-9974, 2825-00-390-4073 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1504-2?

Key specifications for 1504-2: General Characteristics Item Description: ALUMINUM ALLOY; W/SEAL BEARING. 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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