NSN 4820-01-227-7148 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-227-7148. Manufacturer of record part number: D4711 F815W-33-1471-AH-4IN.
Material: NICKEL ALLOY AND PLASTIC POLYTETRAFLUOROETHYLENE SEAT
2 manufacturer part numbers on file
Manufacturer of record: Portland Valve Llc
Identification
NSN: 4820-01-227-7148
NIIN: 012277148
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: D4711 F815W-33-1471-AH-4IN
Manufacturer: Portland Valve Llc
General Description
The Valve,butterfly, cataloged under National Stock Number 4820-01-227-7148, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-227-7148
Primary Part Number
D4711 F815W-33-1471-AH-4IN
Item Name
Valve,butterfly
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Portland Valve Llc
Status
ACTIVE
Style Designator
STRAIGHT THRU
Material
COPPER ALLOY BODY
Material
NICKEL ALLOY STEM
Material
NICKEL ALLOY FLOW CONTROL DEVICE
Material
NICKEL ALLOY AND PLASTIC POLYTETRAFLUOROETHYLENE SEAT
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 4820-01-227-7148?
NSN 4820-01-227-7148 is a Valve,butterfly, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-227-7148?
NSN 4820-01-227-7148 has 2 manufacturer part numbers on file: F815W-33-1471-AH-4IN (Portland Valve Llc), D4711 F815W-33-1471-AH-4IN (Portland Valve Llc).
What are the specifications of D4711 F815W-33-1471-AH-4IN?
Key specifications for D4711 F815W-33-1471-AH-4IN: Style Designator: STRAIGHT THRU; Material: COPPER ALLOY BODY; Material: NICKEL ALLOY STEM; Material: NICKEL ALLOY FLOW CONTROL DEVICE. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-227-7148 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.