50 New HST1094UHWU5 Self-Locking Stainless-Steel Collars with Encapselated Washer for 5/16” Pins with #8-32 Threaded HI-Lok (Hi-Lite) Pins. These types of Collars are used extensively throughout the Aerospace and Aircraft Industry. They are self-locking using an elliptical internal thread shape.  The wrenching element breaks away at 15-25 Inch-Pounds, the designed preload. Pre-load consistency among fasteners in a joint has been a long-standing need in the industry. These are for 1/16” grip variation, Shear Application and are for use on standard and 1/64” oversize Hi-Lite Pins.

Technical Characteristics

COLLAR INSIDE DIAMETER                 0.169 INCHES MIN AND 0.173 INCHES MAX

COLLAR OUTSIDE DIAMETER             0.283 INCHES MIN AND 0.287 INCHES MAX

COLLAR OVERALL HEIGHT                 0.405 INCHES MIN AND 0.425 INCHES MAX

COLLAR STYLE                                     THREADED (BREAK OFF) TYPE

NOMINAL THREAD SIZE                      0.1640 INCHES (#8-32)

LUBRICATION                                       CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP AND SOLID FILM LUBE

MATERIAL                                             STAINLESS STEEL COMP XM-7 OR 305 OR 302 OR 303 BODY

PART NAME ASSIGNED                        HI-LITE COLLAR

SPECIAL FEATURES                              TORQUE-OFF 15-25 INCH-POUNDS

HIGH SHEAR SPEC                                 306, TYPE I, MFR REF SINGLE TREATMENT RESPONSE WASHER

THREAD CLASS                                     3B

THREAD DIRECTION                            RIGHT-HAND

THREAD QUANTITY PER INCH            32

THREAD SERIES DESIGNATOR            UNJC