Product Details | HELICAL COMPRESSION SPRING SEAT

1680-00-279-3693 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: 002793693

Aircraft Components and Accessories | Miscellaneous Aircraft Accessories and Components

Supply Group (FSG) NSN Assign. NIIN
16 00-279-3693

Drawings & Photos | NSN 1680-00-279-3693


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Technical Data | NSN 1680-00-279-3693

Characteristic Specifications
MATERIAL ALUMINUM ALLOY,ALLOY 7075,TEMPER T7651
MATERIAL HARDNESS RATING NOT RATED
SURFACE TREATMENT ANODIZE,HARD,OD OF SECOND STEP
STYLE DESIGNATOR N5 SEAT
OVERALL HEIGHT 2.2000 INCHES NOMINAL
END DIAMETER 0.9850 INCHES MINIMUM AND 0.9950 INCHES MAXIMUM
DISTANCE FROM END TO FIRST STEP 1.8880 INCHES NOMINAL
FIRST STEP DIAMETER 1.6700 INCHES NOMINAL
FIRST STEP LENGTH 0.0920 INCHES NOMINAL
SECOND STEP DIAMETER 2.1900 INCHES MINIMUM AND 2.2000 INCHES MAXIMUM
BORE DIAMETER 0.5000 INCHES MINIMUM AND 0.5200 INCHES MAXIMUM
COUNTERBORE DIAMETER 0.8120 INCHES NOMINAL
DESIGN TYPE SOLID
III FSC APPLICATION DATA AIRCRAFT
MANUFACTURERS CODE 98897
DESIGN CONTROL REFERENCE 1202217-101

Restrictions/Controls & Freight Information | NSN 1680-00-279-3693

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
Controlled Inventory Item Code:UUNCLASSIFIED
Category Code Description
No Freight Information