Product Details | VALVE SEAT

4820-01-159-7705 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 4820-01-159-7705, 01-159-7705, 4820011597705, 011597705

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01-159-7705

Drawings & Photos | NSN 4820-01-159-7705


Cross Reference | NSN 4820-01-159-7705

Part Number Cage Code Manufacturer
23399 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
23399 P/N 2555-062-062-S 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
23399-1 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
23399-1ITEM 5 PN 2555-062-062S 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
2555-062-062-S 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION

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Technical Data | NSN 4820-01-159-7705

Characteristic Specifications
STYLE DESIGNATOR B12 PLAIN FLANGED
FLANGE DIAMETER 1.500 INCHES NOMINAL
BODY OUTSIDE DIAMETER 1.375 INCHES NOMINAL
BODY INSIDE DIAMETER 1.244 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.575 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.320 INCHES NOMINAL
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 7.000 NOMINAL

Restrictions/Controls & Freight Information | NSN 4820-01-159-7705

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information