PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21318Balance Ring and Pin

Eaton Corporation Div Eaton Fluid Power · NSN 4320-01-324-3714 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-324-3714 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-324-3714. Primary manufacturer part number: 21318.
Features
  • Balance Ring and Pin — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Corporation Div Eaton Fluid Power
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Balance Ring and Pin, cataloged under National Stock Number 4320-01-324-3714, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Eaton Corporation Div Eaton Fluid Power. 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
NSN4320-01-324-3714
Primary Part Number21318
Item NameBalance Ring and Pin
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Corporation Div Eaton Fluid Power
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3520-00-390-0194 INTERCHANGEABLE
Cutter,trimmer
9540-00-596-3010 INTERCHANGEABLE
Angle,structural
4030-01-098-700821318 INTERCHANGEABLE
Wire Clamp
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
3120-01-190-414221318 INTERCHANGEABLE
Bushing,sleeve
Moog Inc. Dba Ampac-Isp Corp
4320-01-336-180021318 INTERCHANGEABLE
Pump,centrifugal
Industrial Technologies and Services Llc
7045-01-406-405198310 INTERCHANGEABLE
Cd-Rom Storage Case
Abm Federal Sales, Inc. Dba Abm Federal
7490-01-459-826435250 INTERCHANGEABLE
Oil,shredding Machine
Fellowes Inc
5340-01-522-734962-40-211-2 INTERCHANGEABLE
Latch,rim
Southco Inc
1005-01-562-091321318 INTERCHANGEABLE
Handguard Freefloat
Charles Reed Knight Jr Dba Knight's Armament Company
5310-01-678-107021318 INTERCHANGEABLE
Washer,flat
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
Cross-Reference Index
Part NumberManufacturer
21318 PRIMARY Eaton Corporation Div Eaton Fluid Power (USA)
Related Parts
3520-00-390-0194INTERCHANGEABLE
CUTTER,TRIMMER
9540-00-596-3010INTERCHANGEABLE
ANGLE,STRUCTURAL
4030-01-098-7008INTERCHANGEABLE
WIRE CLAMP
21318
3120-01-190-4142INTERCHANGEABLE
BUSHING,SLEEVE
21318
4320-01-336-1800INTERCHANGEABLE
PUMP,CENTRIFUGAL
21318
7045-01-406-4051INTERCHANGEABLE
CD-ROM STORAGE CASE
98310
7490-01-459-8264INTERCHANGEABLE
OIL,SHREDDING MACHINE
35250
5340-01-522-7349INTERCHANGEABLE
LATCH,RIM
62-40-211-2
1005-01-562-0913INTERCHANGEABLE
HANDGUARD FREEFLOAT
21318
5310-01-678-1070INTERCHANGEABLE
WASHER,FLAT
21318

Frequently Asked Questions

What is NSN 4320-01-324-3714?

NSN 4320-01-324-3714 is a Balance Ring and Pin, manufactured by Eaton Corporation Div Eaton Fluid Power, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-324-3714?

NSN 4320-01-324-3714 has 1 cross-referenced part number: 21318 (Eaton Corporation Div Eaton Fluid Power).

What NSN replaces 4320-01-324-3714?

There are 10 known substitutes for 4320-01-324-3714: 3520-00-390-0194, 9540-00-596-3010, 4030-01-098-7008 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21318?

Key specifications for 21318: End Item Identification: CHAR-LYNN MOTOR,10,000 SERIES. 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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