Valve, Pressure Equalizing, Gaseou4820-01-134-2840

NSN 4820-01-134-2840 · NIIN 011342840

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-134-2840 · 4820011342840 · NIIN 011342840 · 01-134-2840 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-01-134-2804 · 4820-01-134-2987 →

4820-01-134-2840 — Valves, Nonpowered

Features

Valve,pressure Equalizing,gaseou — FSC 4820
Flow Control Device: ANY ACCEPTABLE
First End Thread Direction: RIGHT-HAND
Body Style: SINGLE CONNECTION, STRAIGHT FLOW
First End Style Designator: EXTERNAL SEAT FOR GASKET SEAL
End Connection Quantity: 1
Valve Venting Design Type: ATMOSPHERIC
Opening Pressure Setting: ERR-060

Identification

NSN: 4820-01-134-2840
NIIN: 011342840
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,pressure Equalizing,gaseou, cataloged under National Stock Number 4820-01-134-2840, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-134-2840
Item Name	Valve,pressure Equalizing,gaseou
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flow Control Device	ANY ACCEPTABLE
First End Thread Direction	RIGHT-HAND
Body Style	SINGLE CONNECTION, STRAIGHT FLOW
First End Style Designator	EXTERNAL SEAT FOR GASKET SEAL
End Connection Quantity	1
Valve Venting Design Type	ATMOSPHERIC
Opening Pressure Setting	ERR-060
First End Connection Type	THREADED EXTERNAL PIPE
Surface Treatment	ANODIZE OUTSIDE
Material	ALUMINUM BODY
Furnished Items	GASKET AND NUT AND WASHER
Valve Relief Design Type	PRESSURE AND VACUUM

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
TA330-25-35	3/2 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 4820-01-134-2840?

NSN 4820-01-134-2840 is a Valve,pressure Equalizing,gaseou, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-134-2840?

Key specifications for 4820-01-134-2840: Flow Control Device: ANY ACCEPTABLE; First End Thread Direction: RIGHT-HAND; Body Style: SINGLE CONNECTION, STRAIGHT FLOW; First End Style Designator: EXTERNAL SEAT FOR GASKET SEAL. 12 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-134-2840 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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