PartsTable TECHNICAL DATA SHEET
NSN 4310-01-248-4231Government record, cited

Ring Set, Piston4310-01-248-4231

NSN 4310-01-248-4231 · NIIN 012484231 · Part number 976-0009-2
Efdyn Inc · FSC 4310 — Compressors and Vacuum Pumps · FSG 43 — Pumps and Compressors · CAGE 06623
Government record, cited
NSN 4310-01-248-4231 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-248-4231. Manufacturer of record part number: 976-0009-2.
Also searched as  4310-01-248-4231 · 4310012484231 · NIIN 012484231 · 01-248-4231 · FSC 4310 Compressors and Vacuum Pumps · CAGE 06623 · 976-0009-2
Nearby stock numbers  ·
Features
  • Ring Set,piston — FSC 4310
  • Ring Set Component Parts: PISTON RING,976-009-2,06623,13
  • Piston Accommodation Quantity: 1
  • Standard Bore Diameter: 3.500 INCHES IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Efdyn Inc
Identification
  • NSN: 4310-01-248-4231
  • NIIN: 012484231
  • FSC: 4310 — Compressors and Vacuum Pumps
  • FSG: 43 — Pumps and Compressors
  • Primary part number: 976-0009-2
  • Manufacturer: Efdyn Inc
General Description

The Ring Set,piston, cataloged under National Stock Number 4310-01-248-4231, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Efdyn Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-01-248-4231
Primary Part Number976-0009-2
Item NameRing Set,piston
FSC / FSG4310 / 43 — Compressors and Vacuum Pumps
ManufacturerEfdyn Inc
StatusACTIVE
Ring Set Component PartsPISTON RING,976-009-2,06623,13
Piston Accommodation Quantity1
Standard Bore Diameter3.500 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
976-0009-2 PRIMARY Efdyn Inc (USA)
No interchangeability data on file.
Other items in FSC 4310 — Compressors and Vacuum Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4310-00-000-0050
COMPRESSOR UNIT,RECIPROCATING
4310-00-001-0059
4310-00-001-0059 · Item name not on file
4310-00-001-2044
MOUNTING PAD,TANK,PRESSURE
4310-00-001-3477
PARTS KIT,VACUUM PUMP
4310-00-001-3493
VACUUM PUMP,ROTARY
4310-00-001-6194
4310-00-001-6194 · Item name not on file
4310-00-001-6381
4310-00-001-6381 · Item name not on file
4310-00-001-7755
PARTS KIT,VACUUM PUMP

Frequently Asked Questions

What is NSN 4310-01-248-4231?

NSN 4310-01-248-4231 is a Ring Set,piston, manufactured by Efdyn Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.

What part numbers are listed for NSN 4310-01-248-4231?

NSN 4310-01-248-4231 has 1 manufacturer part number on file: 976-0009-2 (Efdyn Inc).

What are the specifications of 976-0009-2?

Key specifications for 976-0009-2: Ring Set Component Parts: PISTON RING,976-009-2,06623,13; Piston Accommodation Quantity: 1; Standard Bore Diameter: 3.500 INCHES IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4310-01-248-4231 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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