Valve, Vent4820-00-253-5565

NSN 4820-00-253-5565 · NIIN 002535565

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-00-253-5565 · 4820002535565 · NIIN 002535565 · 00-253-5565 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-00-253-5543 · 4820-00-253-5577 Disk, Valve →

4820-00-253-5565 — Valves, Nonpowered

Features

Valve,vent — FSC 4820
Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
Connection Type: THREADED EXTERNAL BOSS FIRST END
Style Designator: STRAIGHT THRU
Material Document and Classification: QQ-A-225/6,ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE BODY
Thread Direction: RIGHT-HAND FIRST END
Nominal Thread Size: 0.750 INCHES FIRST END IN
Thread Class: 2A FIRST END A

Identification

NSN: 4820-00-253-5565
NIIN: 002535565
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,vent, cataloged under National Stock Number 4820-00-253-5565, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-00-253-5565
Item Name	Valve,vent
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Connection Style	EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
Connection Type	THREADED EXTERNAL BOSS FIRST END
Style Designator	STRAIGHT THRU
Material Document and Classification	QQ-A-225/6,ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE BODY
Thread Direction	RIGHT-HAND FIRST END
Nominal Thread Size	0.750 INCHES FIRST END IN
Thread Class	2A FIRST END A
Material	ALUMINUM ALLOY 2024 BODY
Thread Series Designator	UNF FIRST END

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
TA294-10-10	3/9 Design control — primary reference Agm Container Controls Inc Dba Agm Container Controls Inc

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 4820-00-253-5565?

NSN 4820-00-253-5565 is a Valve,vent, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-00-253-5565?

Key specifications for 4820-00-253-5565: Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END; Connection Type: THREADED EXTERNAL BOSS FIRST END; Style Designator: STRAIGHT THRU; Material Document and Classification: QQ-A-225/6,ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE BODY. 9 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-253-5565 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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