PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9-X-4Arm,center Steering

Pdi Ground Support Systems, Inc. · NSN 2530-01-066-4166 · FSC 2530 · No Item Name Available
Verified by PartsTable
NSN 2530-01-066-4166 — this item is cataloged by the U.S. Government under National Stock Number 2530-01-066-4166. Primary manufacturer part number: 9-X-4.
Features
  • Arm,center Steering — FSC 2530
  • General Characteristics Item Description: LENGTH CENTERLINE OF AXLE MTG HOLE TO CENTERLINE OF DRAWBAR HINGE PIN HOLES,19-1/2 IN.; FURNISHED WITH LATCH ASSEMBLY IN
  • 3 verified cross-references
  • Primary manufacturer: Pdi Ground Support Systems, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Arm,center Steering, cataloged under National Stock Number 2530-01-066-4166, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Pdi Ground Support Systems, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN2530-01-066-4166
Primary Part Number9-X-4
Item NameArm,center Steering
FSC / FSG2530 / 25 — No Item Name Available
ManufacturerPdi Ground Support Systems, Inc.
StatusACTIVE
General Characteristics Item DescriptionLENGTH CENTERLINE OF AXLE MTG HOLE TO CENTERLINE OF DRAWBAR HINGE PIN HOLES,19-1/2 IN.; FURNISHED WITH LATCH ASSEMBLY IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-032-1973 INTERCHANGEABLE
Washer,lock
3110-00-107-7555 INTERCHANGEABLE
Bearing,ball,annular
3020-00-239-38789508 INTERCHANGEABLE
Gear,spur
Cummins Inc.
3040-00-510-92529508 INTERCHANGEABLE
Shaft,shouldered
Beseler, Charles Co Inc
4320-00-773-75949508 INTERCHANGEABLE
Impeller,pump,centrifugal
Coffin Turbo Pump Inc
5315-00-877-50249508 INTERCHANGEABLE
Pin,clutch Shoe
General Electric Company
5915-00-919-00129992193 INTERCHANGEABLE
Network,pulse Forming
Us Army Aviation and Missile Command
6145-01-159-8628CIT 4130 INTERCHANGEABLE
Cable,special Purpose,electrical
Cableco Inc
2530-01-163-73409508 INTERCHANGEABLE
Tank,pressure
Overhill Mfg Inc
5360-01-437-3237KAL-01C PG 8.1 ITEM 8 INTERCHANGEABLE
Spring,helical,compression
Clausing Industrial Inc Dba Clausing Corp
Cross-Reference Index
Part NumberManufacturer
X-73 Pdi Ground Support Systems, Inc. (USA)
9-508 Pdi Ground Support Systems, Inc. (USA)
9-X-4 PRIMARY Pdi Ground Support Systems, Inc. (USA)
Related Parts
5310-00-032-1973INTERCHANGEABLE
WASHER,LOCK
3110-00-107-7555INTERCHANGEABLE
BEARING,BALL,ANNULAR
3020-00-239-3878INTERCHANGEABLE
GEAR,SPUR
9508
3040-00-510-9252INTERCHANGEABLE
SHAFT,SHOULDERED
9508
4320-00-773-7594INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
9508
5315-00-877-5024INTERCHANGEABLE
PIN,CLUTCH SHOE
9508
5915-00-919-0012INTERCHANGEABLE
NETWORK,PULSE FORMING
9992193
6145-01-159-8628INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
CIT 4130
2530-01-163-7340INTERCHANGEABLE
TANK,PRESSURE
9508
5360-01-437-3237INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
KAL-01C PG 8.1 ITEM 8
3040-01-490-1540INTERCHANGEABLE
AXLE,REAR
6145-01-570-1495INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
9508

Frequently Asked Questions

What is NSN 2530-01-066-4166?

NSN 2530-01-066-4166 is a Arm,center Steering, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 2530 (No Item Name Available). Status: active.

What are the part numbers for NSN 2530-01-066-4166?

NSN 2530-01-066-4166 has 3 cross-referenced part numbers: X-73 (Pdi Ground Support Systems, Inc.), 9-508 (Pdi Ground Support Systems, Inc.), 9-X-4 (Pdi Ground Support Systems, Inc.).

What NSN replaces 2530-01-066-4166?

There are 12 known substitutes for 2530-01-066-4166: 5310-00-032-1973, 3110-00-107-7555, 3020-00-239-3878 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9-X-4?

Key specifications for 9-X-4: General Characteristics Item Description: LENGTH CENTERLINE OF AXLE MTG HOLE TO CENTERLINE OF DRAWBAR HINGE PIN HOLES,19-1/2 IN.; FURNISHED WITH LATCH ASSEMBLY IN; End Item Identification: UNITED @MFG SERIES 2A2. 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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