Valve, Butterfly4820-01-438-7448

NSN 4820-01-438-7448 · NIIN 014387448

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-438-7448 · 4820014387448 · NIIN 014387448 · 01-438-7448 · FSC 4820 Valves, Nonpowered · 8F15L15F50 · 8IN F15L15F50

Nearby stock numbers ← 4820-01-438-7421 Valve, Check · 4820-01-438-7457 Gage and Panel Assy →

4820-01-438-7448 — Valves, Nonpowered

Features

Valve,butterfly — FSC 4820
Style Designator: STRAIGHT THRU
Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Size: 8.000 INCHES IN
Mounting Facility: LUG(S)
Material: STEEL BODY
Material: NICKEL ALLOY FLOW CONTROL DEVICE
Material: GRAPHITE PACKING

Identification

NSN: 4820-01-438-7448
NIIN: 014387448
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,butterfly, cataloged under National Stock Number 4820-01-438-7448, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-438-7448
Item Name	Valve,butterfly
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Style Designator	STRAIGHT THRU
Operating Pressure	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Size	8.000 INCHES IN
Mounting Facility	LUG(S)
Material	STEEL BODY
Material	NICKEL ALLOY FLOW CONTROL DEVICE
Material	GRAPHITE PACKING
Material	PLASTIC POLYTETRAFLUOROETHYLENE AND STEEL SEAT
Opening Pressure Setting	15.0 POUNDS PER SQUARE INCH LBS
Valve Operation Method	MANUAL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
8F15L15F50	3/9 Design control — primary reference Grinnell Co Memphis Br
8IN F15L15F50	5/9 Secondary reference Grinnell Co Memphis Br

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 4820-01-438-7448?

NSN 4820-01-438-7448 is a Valve,butterfly, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-438-7448?

Key specifications for 4820-01-438-7448: Style Designator: STRAIGHT THRU; Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Valve Size: 8.000 INCHES IN; Mounting Facility: LUG(S). 10 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-438-7448 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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