Valve, Check4820-01-081-0859

NSN 4820-01-081-0859 · NIIN 010810859

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-081-0859 · 4820010810859 · NIIN 010810859 · 01-081-0859 · FSC 4820 Valves, Nonpowered · 84000264-001 · PRRX0501000B

Nearby stock numbers ← 4820-01-081-0331 Valve, Rotary, Selector · 4820-01-081-0860 Valve, Ball →

4820-01-081-0859 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Style Designator: STRAIGHT THRU FLANGED ENDS
Material Document and Classification: QQ-A-200/3,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Valve Size: 0.725 INCHES IN
Face to Face Distance: 1.420 INCHES IN
Material: ALUMINUM ALLOY 2024 OVERALL

Identification

NSN: 4820-01-081-0859
NIIN: 010810859
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,check, cataloged under National Stock Number 4820-01-081-0859, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4820-01-081-0859
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Style Designator	STRAIGHT THRU FLANGED ENDS
Material Document and Classification	QQ-A-200/3,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Valve Size	0.725 INCHES IN
Face to Face Distance	1.420 INCHES IN
Material	ALUMINUM ALLOY 2024 OVERALL

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
84000264-001	1/2 Source control — Government-approved source U.S. Government activity
PRRX0501000B	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 4820-01-081-0859?

NSN 4820-01-081-0859 is a Valve,check, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-081-0859?

Key specifications for 4820-01-081-0859: Style Designator: STRAIGHT THRU FLANGED ENDS; Material Document and Classification: QQ-A-200/3,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Valve Size: 0.725 INCHES IN; Face to Face Distance: 1.420 INCHES IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-081-0859 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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