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National Stock Number: 5305-00-275-1493
Federal Supply Class: 5305
National Item Identification Number: 002751493
Description: SETSCREW
Detail: An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.
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Manufacturer Information:
| 2955-128ALT1PC34 | 96169 | ELECTRIC BOAT CORPORATION | | 563-4105-938325PC82 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | GCP-C-859-15 | 16062 | M.T. DAVIDSON COMPANY | | CF-SP-36008TY1SZ1.25-BF500IDI | 71724 | JOHN CRANE, INC | | 563-4105-938325PCSP43 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 568-4805-937961ALT1PC34 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | R53PC82 | 63857 | CIRCOR NAVAL SOLUTIONS LLC | | R53PCSP43 | 63857 | CIRCOR NAVAL SOLUTIONS LLC |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD STYLE | HEADLESS (SETSCREW) | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 400 OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | NONDEFINITIVE SPEC/STD DATA | G TYPE | | POINT STYLE | CUP | | WIDTH ACROSS FLATS | 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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