Product Details | HELICAL COMPRESSION SPRING SEAT

2805-00-774-8317 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: 007748317

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

Supply Group (FSG) NSN Assign. NIIN
28 00-774-8317

Drawings & Photos | NSN 2805-00-774-8317


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Technical Data | NSN 2805-00-774-8317

Characteristic Specifications
MATERIAL STEEL
MATERIAL HARDNESS RATING NOT RATED
STYLE DESIGNATOR N15 SEAT
OVERALL HEIGHT 0.5000 INCHES NOMINAL
END DIAMETER 0.5312 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP 0.2969 INCHES NOMINAL
FIRST STEP DIAMETER 1.2344 INCHES NOMINAL
FIRST STEP LENGTH 0.0781 INCHES NOMINAL
SECOND STEP DIAMETER 1.6250 INCHES NOMINAL
BORE DIAMETER 0.4370 INCHES NOMINAL
COUNTERSINK DIAMETER 0.6250 INCHES NOMINAL
COUNTERBORE LENGTH 0.3438 INCHES NOMINAL
SECOND COUNTERBORE LENGTH 0.1250 INCHES NOMINAL
COUNTERBORE DIAMETER 0.5370 INCHES NOMINAL
SECOND COUNTERBORE DIAMETER 0.6280 INCHES NOMINAL
CHAMFER ANGLE IN DEG 45.0
DESIGN TYPE SOLID
SPECIAL FEATURES NOT CASEHARDENED

Restrictions/Controls & Freight Information | NSN 2805-00-774-8317

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