3M1312-4-5 Close Tolerance Screw

NSN
5305-01-512-8323
ECCN
EAR99
Schedule
7318.15.2091
Unit of Measure: EA

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Material
Iron alloy 660
Thread Class
3a
Criticality Code Justification
Agav
End Application
Aft pylon 01-485-5688;f/a-18e/f firing
Grip Diameter
0.249 inches
Grip Length
0.438 inches
Part Name Assigned By Controlling Agency
Aircraft close tolerance (inavy)screw
Special Features
95ksi shear;not intended for use in structural applications;use with retaining ring 3m1239 & self-locking plate nut a286cres gear drive recess 100deg reduced head fastner-captive
Supplementary Features
01-475-5569;suu-79a/a pylon & suu-80a/a pylon;for f /a-18e/f applications aircraft 01-470-6295 other end items are plyon
Thread Diameter
0.250 inches
Thread Direction
Right-hand
Thread Length
0.312 inches
Thread Qty Per Inch (tpi)
28
Thread Series Designator
Unjf (fine thread with external controlled root radius)