| CROSS-SECTIONAL SHAPE | ROUND | 
| FLANGE THICKNESS | 0.575 INCHES MINIMUM AND 0.625 INCHES MAXIMUM | 
| LENGTH | 1.645 INCHES MINIMUM AND 1.655 INCHES MAXIMUM | 
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A564 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL CORROSION RESISTING OVERALL | 
| PART NAME ASSIGNED BY CONTROLLING AGENCY | LOCK - RESTRAINT COLLAR ASSY | 
| PROPRIETARY CHARACTERISTICS | PACS | 
| NOMINAL THREAD SIZE | 0.625 INCHES FLANGE HOLE | 
| STYLE DESIGNATOR | FLANGED | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2700, TYPE 2 NATIONAL STD SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | PASSIVATE OVERALL | 
| THREAD DIRECTION | RIGHT-HAND FLANGE HOLE | 
| THREAD LENGTH | 1.840 INCHES MINIMUM  AND 1.860 INCHES MAXIMUM FLANGE HOLE | 
| THREAD QUANTITY PER INCH | 11 FLANGE HOLE | 
| THREAD SERIES DESIGNATOR | UNC FLANGE HOLE |