Product Details | HELICAL COMPRESSION SPRING SEAT

5340-00-864-3470 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: 537240, 5340-00-864-3470, 00-864-3470, 5340008643470, 008643470

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1962 00-864-3470

Cross Reference | NSN 5340-00-864-3470

Part Number Cage Code Manufacturer
537240 73030 HAMILTON SUNDSTRAND CORPORATION

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Technical Data | NSN 5340-00-864-3470

Characteristic Specifications
MATERIAL STEEL, MIL-S-7720
MATERIAL HARDNESS RATING 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM
OVERALL HEIGHT 0.1200 INCHES NOMINAL
END DIAMETER 0.4600 INCHES NOMINAL
BORE DIAMETER 0.2000 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM
COUNTERBORE DIAMETER 0.3950 INCHES MINIMUM AND 0.4050 INCHES MAXIMUM
DESIGN TYPE SOLID
SPECIAL FEATURES BOTH ENDS C/BORED,0.395/0.405 IN. DIA;NOT CASEHARDENED
MANUFACTURERS CODE 73030
DESIGN CONTROL REFERENCE 537240

Restrictions/Controls & Freight Information | NSN 5340-00-864-3470

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 177980 SPRINGS NOI STL O/T WIRE
Less than car load rating T 55
Less than truck load rating T 55.0
Water commodity Code 579 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable