Product Details | HELICAL COMPRESSION SPRING SEAT

1650-00-180-4455 A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a RETAINER, HELICAL COMPRESSION SPRING. Excludes WASHER (1), (as modified); SEAT, BALL SOCKET and HOLDER, SPRING. See also ROTOR, ENGINE POPPET VALVE.

Part Alternates: 001804455

Aircraft Components and Accessories | Aircraft Hydraulic, Vacuum, and De-icing System Components

Supply Group (FSG) NSN Assign. NIIN
16 00-180-4455

Drawings & Photos | NSN 1650-00-180-4455


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Technical Data | NSN 1650-00-180-4455

Characteristic Specifications
MATERIAL STEEL, ASTM A582, TYPE 416
MATERIAL HARDNESS RATING 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
SURFACE TREATMENT PASSIVATED
STYLE DESIGNATOR N1 SEAT
OVERALL HEIGHT 0.1090 INCHES NOMINAL
END DIAMETER 0.2350 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP 0.0620 INCHES NOMINAL
FIRST STEP DIAMETER 0.3250 INCHES NOMINAL
BORE DIAMETER 0.1600 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM
COUNTERBORE LENGTH 0.0300 INCHES NOMINAL
COUNTERBORE DIAMETER 0.1950 INCHES NOMINAL
CHAMFER ANGLE IN DEG 15.0
DESIGN TYPE SOLID
SPECIAL FEATURES NOT CASEHARDENED
III FSC APPLICATION DATA HYDRAULIC CONTROL,AIRCRAFT

Restrictions/Controls & Freight Information | NSN 1650-00-180-4455

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