Valve, Butterfly4820-01-363-2109

NSN 4820-01-363-2109 · NIIN 013632109

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-363-2109 · 4820013632109 · NIIN 013632109 · 01-363-2109 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-01-363-2108 Valve, Butterfly · 4820-01-363-2110 Valve, Butterfly →

4820-01-363-2109 — Valves, Nonpowered

Features

Valve,butterfly — FSC 4820
Flange Shape: ROUND WITH HOLES ALL ENDS
Flange Face Design: PLAIN ALL ENDS
Bolt Circle Nominal Diameter: 11.750 INCHES ALL ENDS IN
Connection Type: FLANGE ALL ENDS
Style Designator: STRAIGHT THRU FLANGED ENDS
Bolt Hole Nominal Diameter: 0.533 INCHES ALL ENDS IN
Valve Size: 8.000 INCHES IN

Identification

NSN: 4820-01-363-2109
NIIN: 013632109
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,butterfly, cataloged under National Stock Number 4820-01-363-2109, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-363-2109
Item Name	Valve,butterfly
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flange Shape	ROUND WITH HOLES ALL ENDS
Flange Face Design	PLAIN ALL ENDS
Bolt Circle Nominal Diameter	11.750 INCHES ALL ENDS IN
Connection Type	FLANGE ALL ENDS
Style Designator	STRAIGHT THRU FLANGED ENDS
Bolt Hole Nominal Diameter	0.533 INCHES ALL ENDS IN
Valve Size	8.000 INCHES IN
Nominal Outside Diameter	7.428 INCHES ALL ENDS IN
Mounting Facility	LUG(S)
Bolt Hole Quantity	8 ALL ENDS
Face to Face Distance	2.540 INCHES IN
Material	NICKEL ALLOY STEM
Material	NICKEL ALLOY FLOW CONTROL DEVICE
Material	RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
Material	IRON ALLOY BODY
Valve Operation Method	MANUAL
Nominal Thickness	0.938 INCHES ALL ENDS IN

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
22929-5133319	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 4820-01-363-2109?

NSN 4820-01-363-2109 is a Valve,butterfly, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-363-2109?

Key specifications for 4820-01-363-2109: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Bolt Circle Nominal Diameter: 11.750 INCHES ALL ENDS IN; Connection Type: FLANGE ALL ENDS. 17 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-363-2109 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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