|
|
|
National Stock Number:
5305-01-325-2738
Federal Supply Class:
5305
National Item Identification Number:
013252738
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:
| 0.250-20UNC-3A X 1.000 IN LG | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | 122-5486623 PC122 | 43689 | HUNTINGTON INGALLS INC | | 53A-00-199-4 | 32386 | ILLINOIS TOOL WKS INC LINAC DIV | | FF-S-86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | 53A-00-199-4 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
|
Techincal Specification:
| FASTENER LENGTH | 1.000 INCHES NOMINAL | | HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PELLET OR STRIP THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CLA FED SPEC SINGLE MATERIAL RESPONSE FASTENER | | MATERIAL | NICKEL ALLOY 400 FASTENER | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 40000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | NONDEFINITIVE SPEC/STD DATA | N TYPE | | SPECIAL FEATURES | OPTIONAL TYPE LOCKING FEATURE,PATCH,PELLET OR STRIP | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.900 INCHES MINIMUM AND 1.000 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL |
|
|