Seat, Valve4820-01-448-5908

NSN 4820-01-448-5908 · NIIN 014485908 · Part number 146-00431 OXYGEN CLEANED

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

Government record, cited

NSN 4820-01-448-5908 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-448-5908. Manufacturer of record part number: 146-00431 OXYGEN CLEANED.

Also searched as 4820-01-448-5908 · 4820014485908 · NIIN 014485908 · 01-448-5908 · FSC 4820 Valves, Nonpowered · CAGE 26505 · 146-00431 OXYGEN CLEANED

Nearby stock numbers ← 4820-01-448-5741 Actuator, Valve Assy · 4820-01-448-5939 Diaphragm, Valve, Flat →

4820-01-448-5908 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Body Outside Diameter: 1.062 INCHES NOMINAL IN
Style Designator: PLAIN
Body Inside Diameter: 0.875 INCHES NOMINAL IN
Material: STEEL CORROSION RESISTING SEAT
Seating Surface Shape: FLAT
1 manufacturer part number on file
Manufacturer of record: Grove Valve Operations

Identification

NSN: 4820-01-448-5908
NIIN: 014485908
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 146-00431 OXYGEN CLEANED
Manufacturer: Grove Valve Operations

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-448-5908, 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 5 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	4820-01-448-5908
Primary Part Number	146-00431 OXYGEN CLEANED
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Grove Valve Operations
Status	ACTIVE
Body Outside Diameter	1.062 INCHES NOMINAL IN
Style Designator	PLAIN
Body Inside Diameter	0.875 INCHES NOMINAL IN
Material	STEEL CORROSION RESISTING SEAT
Seating Surface Shape	FLAT

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
146-00431 OXYGEN CLEANED 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 4820-01-448-5908?

NSN 4820-01-448-5908 is a Seat,valve, manufactured by Grove Valve Operations, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-448-5908?

NSN 4820-01-448-5908 has 1 manufacturer part number on file: 146-00431 OXYGEN CLEANED (Grove Valve Operations).

What are the specifications of 146-00431 OXYGEN CLEANED?

Key specifications for 146-00431 OXYGEN CLEANED: Overall Height: 0.484 INCHES NOMINAL IN; Body Outside Diameter: 1.062 INCHES NOMINAL IN; Style Designator: PLAIN; Body Inside Diameter: 0.875 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-448-5908 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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