Valve, Gate4820-00-063-0891

NSN 4820-00-063-0891 · NIIN 000630891

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-00-063-0891 · 4820000630891 · NIIN 000630891 · 00-063-0891 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-00-063-0875 Stem, Valve · 4820-00-063-0900 Stem, Fluid Valve →

4820-00-063-0891 — Valves, Nonpowered

Features

Valve,gate — FSC 4820
Inlet Relationship with Outlet: IDENTICAL
Stem Type: RISING
Valve Size: 0.500 INCHES IN
Features Provided: BONNET PACKING
Bonnet Type: INSIDE SCREW
Nominal Thread Size: 0.500 INCHES IN
Bonnet Attachment Method: THREADED

Identification

NSN: 4820-00-063-0891
NIIN: 000630891
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,gate, cataloged under National Stock Number 4820-00-063-0891, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-00-063-0891
Item Name	Valve,gate
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Inlet Relationship with Outlet	IDENTICAL
Stem Type	RISING
Valve Size	0.500 INCHES IN
Features Provided	BONNET PACKING
Bonnet Type	INSIDE SCREW
Nominal Thread Size	0.500 INCHES IN
Bonnet Attachment Method	THREADED
Material	COPPER ALLOY BODY
Material	COPPER ALLOY STEM
Material	COPPER ALLOY DISK
Material	COPPER ALLOY SEAT
Thread Series Designator	NPT
Valve Operation Method	MANUAL
Reference Number Differentiating Characteristics	CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330

Lifecycle & Compliance

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

Cross-Reference Index

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

Reference documents

Reference	Meaning
3200562-3	3/1 Design control — primary reference Cosmodyne, Llc Dba Cosmodyne Llc

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 4820-00-063-0891?

NSN 4820-00-063-0891 is a Valve,gate, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-00-063-0891?

Key specifications for 4820-00-063-0891: Inlet Relationship with Outlet: IDENTICAL; Stem Type: RISING; Valve Size: 0.500 INCHES IN; Features Provided: BONNET PACKING. 14 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-063-0891 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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