Disk, Valve4820-00-042-0975

NSN 4820-00-042-0975 · NIIN 000420975 · Part number 025-00703

Grove Valve Operations · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 26505

Government record, cited

NSN 4820-00-042-0975 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-042-0975. Manufacturer of record part number: 025-00703.

Also searched as 4820-00-042-0975 · 4820000420975 · NIIN 000420975 · 00-042-0975 · FSC 4820 Valves, Nonpowered · CAGE 26505 · 025-00703

Nearby stock numbers ← 4820-00-042-0974 · 4820-00-042-0976 →

4820-00-042-0975 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Outside Diameter: 0.859 INCHES NOMINAL IN
Style Designator: PLAIN
Inside Diameter: 0.843 INCHES NOMINAL IN
Material: PLASTIC
1 manufacturer part number on file
Manufacturer of record: Grove Valve Operations

Identification

NSN: 4820-00-042-0975
NIIN: 000420975
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 025-00703
Manufacturer: Grove Valve Operations

General Description

The Disk,valve, cataloged under National Stock Number 4820-00-042-0975, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Grove Valve Operations. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-00-042-0975
Primary Part Number	025-00703
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Grove Valve Operations
Status	ACTIVE
Outside Diameter	0.859 INCHES NOMINAL IN
Style Designator	PLAIN
Inside Diameter	0.843 INCHES NOMINAL IN
Material	PLASTIC

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

Part Number	Manufacturer
025-00703 PRIMARY	Grove Valve Operations (USA)

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 4820-00-042-0975?

NSN 4820-00-042-0975 is a Disk,valve, manufactured by Grove Valve Operations, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-00-042-0975?

NSN 4820-00-042-0975 has 1 manufacturer part number on file: 025-00703 (Grove Valve Operations).

What are the specifications of 025-00703?

Key specifications for 025-00703: Overall Height: 0.094 INCHES NOMINAL IN; Outside Diameter: 0.859 INCHES NOMINAL IN; Style Designator: PLAIN; Inside Diameter: 0.843 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-042-0975 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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