|
|
|
National Stock Number:
5305-01-322-7315
Federal Supply Class:
5305
National Item Identification Number:
013227315
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:
| 1/2-13UNC-3A X 2.000 IN. LG | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | FF-S-86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
|
Techincal Specification:
| COUNTERSINK ANGLE | 84.0 DEGREES MINIMUM | | FASTENER LENGTH | 2.000 INCHES NOMINAL | | HEAD DIAMETER | 0.872 INCHES MINIMUM AND 0.938 INCHES MAXIMUM | | HEAD HEIGHT | 1.595 INCHES MINIMUM AND 1.749 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | NONDEFINITIVE SPEC/STD DATA | 4 TYPE | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.595 INCHES MINIMUM AND 1.749 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 13 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH ACROSS FLATS | 0.312 INCHES NOMINAL |
|
|