PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1656Ring,piston

Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor · NSN 4310-00-267-5208 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-267-5208 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-267-5208. Primary manufacturer part number: 1656.
Features
  • Ring,piston — FSC 4310
  • Ring Style: CONCENTRIC
  • Radial Wall Thickness: 0.0730 INCHES MINIMUM AND 0.0800 INCHES MAXIMUM IN
  • Material: IRON OVERALL
  • FSC Application Data: PISTON AIR COMPRESSOR
  • Oil Passage Type and Quantity: 1 GROOVE OUTSIDE PERIPHERY
  • Cross-Sectional Shape Style: STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
  • Standard Bore Diameter: 1.750 INCHES IN
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 4310-00-267-5208, 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 7 verified specifications, 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: Cancelled.

Technical Specifications
ParameterValue
NSN4310-00-267-5208
Primary Part Number1656
Item NameRing,piston
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerQuincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
StatusCANCELLED
Ring StyleCONCENTRIC
Radial Wall Thickness0.0730 INCHES MINIMUM AND 0.0800 INCHES MAXIMUM IN
MaterialIRON OVERALL
FSC Application DataPISTON AIR COMPRESSOR
Oil Passage Type and Quantity1 GROOVE OUTSIDE PERIPHERY
Cross-Sectional Shape StyleSTRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
Standard Bore Diameter1.750 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5340-00-071-94211656 INTERCHANGEABLE
Standoff,threaded,spacing
Keystone Electronics Corp
5905-00-106-7017 INTERCHANGEABLE
Resistor Set,matched
5310-00-208-95261656 INTERCHANGEABLE
Nut,plain,hexagon
Brinkley Technology Group Llc Dba Hercules Manufacturing
5999-00-234-5815 INTERCHANGEABLE
Contact,electrical
3455-00-236-3622 INTERCHANGEABLE
Reamer,machine
5996-00-267-1135 INTERCHANGEABLE
Amplifier,radio Frequency
4730-00-321-6143 INTERCHANGEABLE
Sleeve,compression,tube-Hose Fit
5330-00-409-44411656 INTERCHANGEABLE
Gasket
Aerosonic Llc
5307-00-423-76044001656-0 INTERCHANGEABLE
Stud,plain
Agco Corp Parts Opn
2920-00-622-37882084890 INTERCHANGEABLE
Armature,motor
Chrysler Realty Company Llc Dba Daimler Chrysler
Cross-Reference Index
Part NumberManufacturer
1656 PRIMARY Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (USA)
Related Parts
5340-00-071-9421INTERCHANGEABLE
STANDOFF,THREADED,SPACING
1656
5905-00-106-7017INTERCHANGEABLE
RESISTOR SET,MATCHED
5310-00-208-9526INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1656
5999-00-234-5815INTERCHANGEABLE
CONTACT,ELECTRICAL
3455-00-236-3622INTERCHANGEABLE
REAMER,MACHINE
5996-00-267-1135INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
4730-00-321-6143INTERCHANGEABLE
SLEEVE,COMPRESSION,TUBE-HOSE FIT
5330-00-409-4441INTERCHANGEABLE
GASKET
1656
5307-00-423-7604INTERCHANGEABLE
STUD,PLAIN
4001656-0
2920-00-622-3788INTERCHANGEABLE
ARMATURE,MOTOR
2084890
2805-00-732-5185INTERCHANGEABLE
VALVE,POPPET,ENGINE
1945318
5325-00-754-2288INTERCHANGEABLE
GROMMET,NONMETALLIC

Frequently Asked Questions

What is NSN 4310-00-267-5208?

NSN 4310-00-267-5208 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: cancelled.

What are the part numbers for NSN 4310-00-267-5208?

NSN 4310-00-267-5208 has 1 cross-referenced part number: 1656 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor).

What NSN replaces 4310-00-267-5208?

There are 12 known substitutes for 4310-00-267-5208: 5340-00-071-9421, 5905-00-106-7017, 5310-00-208-9526 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1656?

Key specifications for 1656: Ring Style: CONCENTRIC; Overall Width: 0.1550 INCHES NOMINAL IN; Radial Wall Thickness: 0.0730 INCHES MINIMUM AND 0.0800 INCHES MAXIMUM IN; Material: IRON OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4310-00-267-5208 still in active supply?

NSN 4310-00-267-5208 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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