Gear Operator, Valve4820-01-418-4603

NSN 4820-01-418-4603 · NIIN 014184603 · Part number 10-52INK3-5 OPERATOR

Core Industries Inc. Dba Mueller Steam Specialty · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 76588

Government record, cited

NSN 4820-01-418-4603 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-418-4603. Manufacturer of record part number: 10-52INK3-5 OPERATOR.

Also searched as 4820-01-418-4603 · 4820014184603 · NIIN 014184603 · 01-418-4603 · FSC 4820 Valves, Nonpowered · CAGE 76588 · 10-52INK3-5 OPERATOR · AN-10.0-52-L NUMBER 9

Nearby stock numbers ← 4820-01-418-4602 Disk, Valve · 4820-01-418-4605 Seat, Valve →

4820-01-418-4603 — Valves, Nonpowered

Features

Gear Operator,valve — FSC 4820
Valve Type for Which Designed: BUTTERFLY
Features Provided: HANDWHEEL
Valve Size for Which Designed: 10.000 INCHES IN
Material: IRON
2 manufacturer part numbers on file
Manufacturer of record: Core Industries Inc. Dba Mueller Steam Specialty

Identification

NSN: 4820-01-418-4603
NIIN: 014184603
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 10-52INK3-5 OPERATOR
Manufacturer: Core Industries Inc. Dba Mueller Steam Specialty

General Description

The Gear Operator,valve, cataloged under National Stock Number 4820-01-418-4603, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Core Industries Inc. Dba Mueller Steam Specialty. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-418-4603
Primary Part Number	10-52INK3-5 OPERATOR
Item Name	Gear Operator,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Core Industries Inc. Dba Mueller Steam Specialty
Status	ACTIVE
Valve Type for Which Designed	BUTTERFLY
Features Provided	HANDWHEEL
Valve Size for Which Designed	10.000 INCHES IN
Material	IRON

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
AN-10.0-52-L NUMBER 9	Core Industries Inc. Dba Mueller Steam Specialty (USA)
10-52INK3-5 OPERATOR PRIMARY	Core Industries Inc. Dba Mueller Steam Specialty (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 4820-01-418-4603?

NSN 4820-01-418-4603 is a Gear Operator,valve, manufactured by Core Industries Inc. Dba Mueller Steam Specialty, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-418-4603?

NSN 4820-01-418-4603 has 2 manufacturer part numbers on file: AN-10.0-52-L NUMBER 9 (Core Industries Inc. Dba Mueller Steam Specialty), 10-52INK3-5 OPERATOR (Core Industries Inc. Dba Mueller Steam Specialty).

What are the specifications of 10-52INK3-5 OPERATOR?

Key specifications for 10-52INK3-5 OPERATOR: Valve Type for Which Designed: BUTTERFLY; Features Provided: HANDWHEEL; Valve Size for Which Designed: 10.000 INCHES IN; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-418-4603 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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