Product Details | HELICAL COMPRESSION SPRING SEAT

2805-00-649-9447 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: 006499447

Engines, Turbines, and Components | Gasoline Reciprocating Engines, Except Aircraft; and Components

Supply Group (FSG) NSN Assign. NIIN
28 00-649-9447

Drawings & Photos | NSN 2805-00-649-9447


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Technical Data | NSN 2805-00-649-9447

Characteristic Specifications
MATERIAL STEEL
MATERIAL HARDNESS RATING NOT RATED
STYLE DESIGNATOR N15 SEAT
OVERALL HEIGHT 0.4980 INCHES NOMINAL
END DIAMETER 0.6500 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP 0.1490 INCHES NOMINAL
FIRST STEP DIAMETER 0.9480 INCHES NOMINAL
FIRST STEP LENGTH 0.2400 INCHES NOMINAL
SECOND STEP DIAMETER 1.3730 INCHES NOMINAL
BORE DIAMETER 0.4390 INCHES NOMINAL
COUNTERSINK DIAMETER ANY ACCEPTABLE
COUNTERBORE LENGTH 0.4062 INCHES NOMINAL
SECOND COUNTERBORE LENGTH 0.2220 INCHES NOMINAL
COUNTERBORE DIAMETER 0.5320 INCHES NOMINAL
SECOND COUNTERBORE DIAMETER 0.6250 INCHES NOMINAL
COUNTERSINK ANGLE IN DEG ANY ACCEPTABLE
CHAMFER ANGLE IN DEG 45.0
DESIGN TYPE SOLID
SPECIAL FEATURES NOT CASEHARDENED

Restrictions/Controls & Freight Information | NSN 2805-00-649-9447

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