PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6451Ring,piston

Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor · NSN 4310-01-290-9220 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-01-290-9220 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-290-9220. Primary manufacturer part number: 6451.
Features
  • Ring,piston — FSC 4310
  • Material: IRON OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 4310-01-290-9220, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor. Government technical data includes 1 verified specification, 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
NSN4310-01-290-9220
Primary Part Number6451
Item NameRing,piston
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerQuincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
StatusACTIVE
MaterialIRON OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-242-40648090000070 INTERCHANGEABLE
Valve,pneumatic Tank
Schrader-Bridgeport International Inc Dba Schrader Automotive
6150-00-636-40266451 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
4820-00-640-5997388595PC11 INTERCHANGEABLE
Valve,pneumatic Tank
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4030-00-641-3082 INTERCHANGEABLE
Band,wire Strand
5950-00-683-72406451 INTERCHANGEABLE
Transformer,power Autotransforme
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
6140-00-949-41916451 INTERCHANGEABLE
Battery,insulator C
Gulton Industries Inc
3120-01-249-170110026922 INTERCHANGEABLE
Bearing Half,sleeve
Deutz Corporation
6240-01-294-45362DY730 INTERCHANGEABLE
Lamp,incandescent
Oshkosh Defense Llc
5998-01-318-5529766-00005 INTERCHANGEABLE
Circuit Card Assembly
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
5360-01-368-86956451 INTERCHANGEABLE
Spring,helical,compression
Eaton Corporation Div Eaton Fluid Power
Cross-Reference Index
Part NumberManufacturer
75-2543 Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (USA)
6451 PRIMARY Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (USA)
Related Parts
4820-00-242-4064INTERCHANGEABLE
VALVE,PNEUMATIC TANK
8090000070
6150-00-636-4026INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
6451
4820-00-640-5997INTERCHANGEABLE
VALVE,PNEUMATIC TANK
388595PC11
4030-00-641-3082INTERCHANGEABLE
BAND,WIRE STRAND
5950-00-683-7240INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
6451
6140-00-949-4191INTERCHANGEABLE
BATTERY,INSULATOR C
6451
3120-01-249-1701INTERCHANGEABLE
BEARING HALF,SLEEVE
10026922
6240-01-294-4536INTERCHANGEABLE
LAMP,INCANDESCENT
2DY730
5998-01-318-5529INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
766-00005
5360-01-368-8695INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6451
1005-01-528-7843INTERCHANGEABLE
CLEANING KIT,GUN
MFX-645-1
6515-01-561-1229INTERCHANGEABLE
HOLDER,DRILL BIT,SURGICAL
AC16

Frequently Asked Questions

What is NSN 4310-01-290-9220?

NSN 4310-01-290-9220 is a Ring,piston, manufactured by Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-01-290-9220?

NSN 4310-01-290-9220 has 2 cross-referenced part numbers: 75-2543 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor), 6451 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor).

What NSN replaces 4310-01-290-9220?

There are 12 known substitutes for 4310-01-290-9220: 4820-00-242-4064, 6150-00-636-4026, 4820-00-640-5997 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6451?

Key specifications for 6451: Material: IRON OVERALL; Overall Width: 0.0200 INCHES NOMINAL IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com