PartsTable TECHNICAL DATA SHEET
NSN 4820-00-677-2220Government record, cited

Ring, Valve Piston4820-00-677-2220

NSN 4820-00-677-2220 · NIIN 006772220 · Part number 43796W
Joy Global Underground Mining Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 32537
Government record, cited
NSN 4820-00-677-2220 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-677-2220. Manufacturer of record part number: 43796W.
Also searched as  4820-00-677-2220 · 4820006772220 · NIIN 006772220 · 00-677-2220 · FSC 4820 Valves, Nonpowered · CAGE 32537 · 43796W
Nearby stock numbers  ·
Features
  • Ring,valve Piston — FSC 4820
  • General Characteristics Item Description: STEEL; 3.375 IN. OD; 2.438 IN. ID; 0.032IN. THK IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Joy Global Underground Mining Llc
Identification
  • NSN: 4820-00-677-2220
  • NIIN: 006772220
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 43796W
  • Manufacturer: Joy Global Underground Mining Llc
General Description

The Ring,valve Piston, cataloged under National Stock Number 4820-00-677-2220, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Joy Global Underground Mining Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-677-2220
Primary Part Number43796W
Item NameRing,valve Piston
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerJoy Global Underground Mining Llc
StatusACTIVE
General Characteristics Item DescriptionSTEEL; 3.375 IN. OD; 2.438 IN. ID; 0.032IN. THK 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
43796W Joy Global Underground Mining Llc (USA)
Reference documents
ReferenceMeaning
43796W 3/9 Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-00-677-2220?

NSN 4820-00-677-2220 is a Ring,valve Piston, manufactured by Joy Global Underground Mining Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-00-677-2220?

NSN 4820-00-677-2220 has 1 manufacturer part number on file: 43796W (Joy Global Underground Mining Llc).

What are the specifications of 43796W?

Key specifications for 43796W: General Characteristics Item Description: STEEL; 3.375 IN. OD; 2.438 IN. ID; 0.032IN. THK IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-00-677-2220 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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