Product Details | HELICAL COMPRESSION SPRING SEAT

2805-00-625-8209 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: 006258209

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

Supply Group (FSG) NSN Assign. NIIN
28 00-625-8209

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Technical Data | NSN 2805-00-625-8209

Characteristic Specifications
MATERIAL STEEL
MATERIAL HARDNESS RATING NOT RATED
OVERALL HEIGHT 0.6250 INCHES NOMINAL
END DIAMETER 0.7810 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP 0.1250 INCHES NOMINAL
FIRST STEP DIAMETER 1.0940 INCHES NOMINAL
FIRST STEP LENGTH 0.1880 INCHES NOMINAL
SECOND STEP DIAMETER 1.1880 INCHES NOMINAL
SECOND STEP LENGTH 0.1560 INCHES NOMINAL
THIRD STEP DIAMETER 1.5000 INCHES NOMINAL
BORE DIAMETER 0.5010 INCHES MINIMUM AND 0.5030 INCHES MAXIMUM
COUNTERSINK DIAMETER 1.0650 INCHES NOMINAL
COUNTERBORE LENGTH 0.3130 INCHES NOMINAL
COUNTERBORE DIAMETER 0.8130 INCHES MINIMUM AND 0.8180 INCHES MAXIMUM
COUNTERSINK ANGLE IN DEG 45.000
DESIGN TYPE SOLID
SPECIAL FEATURES NOT CASEHARDENED;MATL-STEEL FED-STD-66 COMP 1112 OR COMP 1212
III FSC APPLICATION DATA ENGINES,GASOLINE,EXCEPT AIRCRAFT PRIME MOVER
MANUFACTURERS CODE 1ML14
DESIGN CONTROL REFERENCE 30556A

Restrictions/Controls & Freight Information | NSN 2805-00-625-8209

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