The Washer,piston, cataloged under National Stock Number 4310-00-677-2223, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Washer,piston
FSC / FSG
4310 — Compressors and Vacuum Pumps (FSG 43)
Technical Specifications
Parameter
Value
NSN
4310-00-677-2223
Item Name
Washer,piston
FSC / FSG
4310 / 43 — Compressors and Vacuum Pumps
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
44390W
3/9Design control — primary reference
U.S. Government activity
44390W
5/9Secondary reference
Joy Global Underground Mining Llc
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 4310-00-677-2223?
NSN 4310-00-677-2223 is a Washer,piston, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
Is NSN 4310-00-677-2223 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.