Gear Operator, Valve4820-01-485-0460

NSN 4820-01-485-0460 · NIIN 014850460 · Part number GS50.3

Auma Actuators, Inc Dba Auma Automation, Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 61098

Government record, cited

NSN 4820-01-485-0460 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-485-0460. Manufacturer of record part number: GS50.3.

Also searched as 4820-01-485-0460 · 4820014850460 · NIIN 014850460 · 01-485-0460 · FSC 4820 Valves, Nonpowered · CAGE 61098 · GS50.3

Nearby stock numbers ← 4820-01-485-0419 Parts Kit, Check Valve · 4820-01-485-0470 Cap, Valve →

4820-01-485-0460 — Valves, Nonpowered

Features

Gear Operator,valve — FSC 4820
Gear Type: WORM
Gear Ratio: 51 TO 1
1 manufacturer part number on file
Manufacturer of record: Auma Actuators, Inc Dba Auma Automation, Llc

Identification

NSN: 4820-01-485-0460
NIIN: 014850460
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: GS50.3
Manufacturer: Auma Actuators, Inc Dba Auma Automation, Llc

General Description

The Gear Operator,valve, cataloged under National Stock Number 4820-01-485-0460, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Auma Actuators, Inc Dba Auma Automation, Llc. Government technical data includes 2 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	4820-01-485-0460
Primary Part Number	GS50.3
Item Name	Gear Operator,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Auma Actuators, Inc Dba Auma Automation, Llc
Status	ACTIVE
Gear Type	WORM
Gear Ratio	51 TO 1

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
GS50.3 PRIMARY	Auma Actuators, Inc Dba Auma Automation, Llc (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 4820-01-485-0460?

NSN 4820-01-485-0460 is a Gear Operator,valve, manufactured by Auma Actuators, Inc Dba Auma Automation, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-485-0460?

NSN 4820-01-485-0460 has 1 manufacturer part number on file: GS50.3 (Auma Actuators, Inc Dba Auma Automation, Llc).

What are the specifications of GS50.3?

Key specifications for GS50.3: Gear Type: WORM; Special Features: MAX. HANDWHEEL DIA. 10 INCH,RATED TORQUE (FT. LBS) 260 IN; Gear Ratio: 51 TO 1. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-485-0460 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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