|
|
National Stock Number: 5305-01-309-1521
Federal Supply Class: 5305
National Item Identification Number: 013091521
Description: SCREW,CAP,SOCKET HEAD
Detail: An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
|
Manufacturer Information:
15603 | 27646 | WARN INDUSTRIES, INC. | 15603 | 27647 | WARN INDUSTRIES INC | 2155W | 08303 | LAKE REGION DEVELOPMENT CO INC BRADFORD MACHINE TOOL DIV | 703-2298086 PIECE 11 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
|
Techincal Specification:
THREAD SERIES DESIGNATOR | UNC | NOMINAL THREAD DIAMETER | 0.250 INCHES | THREAD QUANTITY PER INCH | 20 | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 2.860 INCHES MINIMUM AND | | 3.000 INCHES MAXIMUM | FASTENER LENGTH | 3.000 INCHES NOMINAL | MATERIAL | STEEL OVERALL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | SURFACE TREATMENT | ZINC OR | | CADMIUM OVERALL | HEAD STYLE | FLAT CHAMFER | HEAD DIAMETER | 0.365 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | HEAD HEIGHT | 0.244 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM | INTERNAL DRIVE STYLE | HEXAGON | WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL |
|
|