4820-01-222-8449 DIAPHRAGM,VALVE,FLAT Index 5340-01-222-8452 SEAT,HELICAL COMPRESSION SPRING

National Stock Number:
5340-01-222-8451

Federal Supply Class:
5340

National Item Identification Number:
012228451

Description:
SEAT,HELICAL COMPRESSION SPRING

Detail:
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.


Manufacturer Information:
NMP-40275954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP-402 PIECE 1375954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP402PC 7,10,175954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
S4824H315748880064NAVAL SHIP SYSTEMS COMMAND
S4824H3157488 PIECE 1380064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
DISTANCE FROM END TO FIRST STEP0.1875 INCHES NOMINAL
BORE DIAMETER0.2500 INCHES NOMINAL
FIRST STEP DIAMETER1.5000 INCHES NOMINAL
OVERALL HEIGHT0.4375 INCHES NOMINAL
MATERIALSTEEL
SPECIAL FEATURESBORE THREADED 0.250-20 THDS THRU;LOWER SPRING STEP
STYLE DESIGNATORSEAT


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