Gear Operator, Valve 4820-01-340-5634 NSN 4820-01-340-5634 · NIIN 013405634 · Part number C81738 ASSY M81738-1
Transdigm Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 04638
NSN 4820-01-340-5634 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-340-5634. Manufacturer of record part number: C81738 ASSY M81738-1 .
Also searched as
4820-01-340-5634 ·
4820013405634 ·
NIIN 013405634 ·
01-340-5634 ·
FSC 4820 Valves, Nonpowered · CAGE 04638 · C81738 ASSY M81738-1 · M81738-1
Nearby stock numbers
← 4820-01-340-5611
·
4820-01-340-5732 Valve, Globe →
4820-01-340-5634 — Valves, Nonpowered
Features
Gear Operator,valve — FSC 4820 2 manufacturer part numbers on file Manufacturer of record: Transdigm Inc
Identification
NSN: 4820-01-340-5634
NIIN: 013405634
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: C81738 ASSY M81738-1
Manufacturer: Transdigm Inc
General Description
The Gear Operator,valve, cataloged under National Stock Number 4820-01-340-5634, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Transdigm Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name Gear Operator,valve FSC / FSG 4820 — Valves, Nonpowered (FSG 48) Manufacturers Transdigm Inc (CAGE 04638)
Technical Specifications
Parameter Value NSN 4820-01-340-5634 Primary Part Number C81738 ASSY M81738-1 Item Name Gear Operator,valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Transdigm Inc Status ACTIVE
Lifecycle & Compliance
Acquisition Status ACTIVE DEMIL Code DEMIL A — No Demilitarization Required Hazard No hazard code in the DLA record (HMIC N)
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 4820-01-340-5634?
NSN 4820-01-340-5634 is a Gear Operator,valve, manufactured by Transdigm Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-340-5634?
NSN 4820-01-340-5634 has 2 manufacturer part numbers on file: M81738-1 (Transdigm Inc), C81738 ASSY M81738-1 (Transdigm Inc).
Is NSN 4820-01-340-5634 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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