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487-819-100-430-MAS — GEAR OPERATOR,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

487-819-100-430-MAS: GEAR OPERATOR,VALVE.

The GEAR OPERATOR,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER, gear_type: BEVEL, gear_ratio: 80 TO 0NE, features_provided: HANDWHEEL, valve_size_for_which_designed: 10.000 INCHES IN, valve_type_for_which_designed: BUTTERFLY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-394-6192, 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
487-819-100-430-MAS
NSN: 4820-01-394-6192
FSC: 4820 — Valves, Nonpowered
CAGE: 0E9F7 — MASTERGEAR CORP (USA)
SPECIFICATIONS
materialCOPPER
gear_typeBEVEL
gear_ratio80 TO 0NE
features_providedHANDWHEEL
valve_size_for_which_designed10.000 INCHES IN
valve_type_for_which_designedBUTTERFLY
NSN4820-01-394-6192
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 487-819-100-430-MAS · 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
•
VALVE TYPE FOR WHICH DESIGNED: BUTTERFLY
•
GEAR TYPE: BEVEL
•
FEATURES PROVIDED: HANDWHEEL
•
VALVE SIZE FOR WHICH DESIGNED: 10.000 INCHES IN
•
MATERIAL: COPPER
•
GEAR RATIO: 80 TO 0NE
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBUTTERFLY
GEAR TYPEBEVEL
FEATURES PROVIDEDHANDWHEEL
VALVE SIZE FOR WHICH DESIGNED10.000 INCHES IN
MATERIALCOPPER
GEAR RATIO80 TO 0NE
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 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 2
487-819-100-430-MAAReference document
Same NSN cross-reference
Reference document — Secondary reference
D430-4-10-487Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 487-819-100-430-MAS?
487-819-100-430-MAS is a GEAR OPERATOR,VALVE.
What parts can replace 487-819-100-430-MAS?
There are 2 known substitutes for 487-819-100-430-MAS: 487-819-100-430-MAA, D430-4-10-487. Substitute compatibility should be verified for your specific system.
What is the NSN for 487-819-100-430-MAS?
487-819-100-430-MAS is cataloged in the U.S. Government catalog under NSN 4820-01-394-6192. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.