Product Details | HELICAL COMPRESSION SPRING SEAT

1680-00-297-9857 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: 002979857

Aircraft Components and Accessories | Miscellaneous Aircraft Accessories and Components

Supply Group (FSG) NSN Assign. NIIN
16 00-297-9857

Drawings & Photos | NSN 1680-00-297-9857


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Technical Data | NSN 1680-00-297-9857

Characteristic Specifications
MATERIAL ALUMINUM ALLOY QQ-A-225/6 TEMPER T351
MATERIAL HARDNESS RATING NOT RATED
SURFACE TREATMENT ANODIZE LCP77-2037 FSCM 36659,CL 1,GR A,TYPE 1
STYLE DESIGNATOR N2 SEAT
OVERALL HEIGHT 0.3200 INCHES NOMINAL
END DIAMETER 0.7500 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP 0.1300 INCHES NOMINAL
FIRST STEP DIAMETER 1.1300 INCHES MINIMUM AND 1.1400 INCHES MAXIMUM
FIRST STEP LENGTH 0.0600 INCHES NOMINAL
SECOND END DIAMETER 0.6950 INCHES MINIMUM AND 0.7050 INCHES MAXIMUM
BORE DIAMETER 0.5600 INCHES NOMINAL
DESIGN TYPE SOLID
III FSC APPLICATION DATA REGULATION,CABLE TENSION ACFT
MANUFACTURERS CODE 98897
DESIGN CONTROL REFERENCE 1292511-101

Restrictions/Controls & Freight Information | NSN 1680-00-297-9857

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