5305-00-427-8686 SCREW,CLOSE TOLERANCE Index 5330-00-427-8690 SEAL,PLAIN ENCASED

National Stock Number:
5310-00-427-8688

Federal Supply Class:
5310

National Item Identification Number:
004278688

Description:
NUT,SELF-LOCKING,CLINCH

Detail:
A nut having a sleeve portion on its under side, which can be crimped or clinched to hold the item in place when inserted in a hole. An integral feature is incorporated for locking.


Manufacturer Information:
1944478-1119315HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS
1944478-1155974HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER TEST SYSTEMS DIV
DPN250-20SCL83324HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
LUBRICATIONDRY FILM LUBRICANT
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT DIAMETER0.435 INCHES MINIMUM AND 0.465 INCHES MAXIMUM
NUT HEIGHT0.651 INCHES MAXIMUM
NUT STYLECLINCH
PILOT DIAMETER0.368 INCHES MINIMUM AND 0.374 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
TEMP RATING-65.0 FAHRENHEIT MINIMUM AND 600.0 FAHRENHEIT MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)


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