Product Details | HELICAL COMPRESSION SPRING SEAT

2805-00-354-3542 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: 003543542

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

Supply Group (FSG) NSN Assign. NIIN
28 00-354-3542

Drawings & Photos | NSN 2805-00-354-3542


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Technical Data | NSN 2805-00-354-3542

Characteristic Specifications
MATERIAL STEEL, SAE 1020
MATERIAL HARDNESS RATING NOT RATED
STYLE DESIGNATOR N15 SEAT
OVERALL HEIGHT 0.4680 INCHES NOMINAL
END DIAMETER 0.6250 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP 0.2500 INCHES NOMINAL
FIRST STEP DIAMETER 0.7850 INCHES MINIMUM AND 0.7900 INCHES MAXIMUM
FIRST STEP LENGTH 0.1560 INCHES NOMINAL
SECOND STEP DIAMETER 1.1880 INCHES NOMINAL
BORE DIAMETER 0.4360 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM
COUNTERSINK DIAMETER 0.5300 INCHES MINIMUM AND 0.5340 INCHES MAXIMUM
COUNTERBORE LENGTH 0.5000 INCHES NOMINAL
COUNTERBORE DIAMETER 0.4580 INCHES MINIMUM AND 0.4680 INCHES MAXIMUM
COUNTERSINK ANGLE IN DEG 14.3
DESIGN TYPE SOLID
FEATURES PROVIDED CASEHARDENED
III FSC APPLICATION DATA ENGINE,GASOLINE,NON-AIRCRAFT
MANUFACTURERS CODE 65282
DESIGN CONTROL REFERENCE 362098

Restrictions/Controls & Freight Information | NSN 2805-00-354-3542

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