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501780 — GEAR ASSEMBLY,SPEED DECREASER

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

501780: GEAR ASSEMBLY,SPEED DECREASER.

The GEAR ASSEMBLY,SPEED DECREASER is a the manufacturer industrial component. Key specifications include material: PLASTIC PANEL, indicator_type: LIGHT LOCATION NOT OTHERWISE SPECIFIED, special_markings: ON; OFF; YAW DAMPER; TEST, end_item_identification: AIRCRAFT,SOH (AC130A,AC130H,MC130H,EC130E). This part is cataloged in the U.S.

Government catalog under NSN 4810-01-211-9472, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
501780
NSN: 4810-01-211-9472
NIINs: 012119472, 013437484, 013519044
FSC: 4810 — Valves, Powered
CAGE: 56642 — TYMCO INTERNATIONAL, INC. (USA)
SPECIFICATIONS
materialPLASTIC PANEL
indicator_typeLIGHT LOCATION NOT OTHERWISE SPECIFIED
special_markingsON; OFF; YAW DAMPER; TEST
end_item_identificationAIRCRAFT,SOH (AC130A,AC130H,MC130H,EC130E)
NSN4810-01-211-9472
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 501780 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: 12 VOLTS
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTION12 VOLTS
SUBSTITUTES & CROSS-REFERENCES 5
500238 ITEM 59Reference document
Same NSN cross-reference
Reference document — Secondary reference
12972 & 504833Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
500150Reference document
Same NSN cross-reference
Reference document — Secondary reference
503441Reference document
Same NSN cross-reference
Reference document — Secondary reference
504840 & 5048833Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 501780?
501780 is a GEAR ASSEMBLY,SPEED DECREASER.
What parts can replace 501780?
There are 5 known substitutes for 501780: 500238 ITEM 59, 12972 & 504833, 500150 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 501780?
501780 is cataloged in the U.S. Government catalog under NSN 4810-01-211-9472. This indicates validated use in U.S. government and defense supply chains.
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