NSN 5305-00-156-2326

Part Details | MACHINE SCREW

5305-00-156-2326 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.

Alternate Parts: AN50351616, AN503-516-16, MILS7839, MILS7839, 5305-00-156-2326, 00-156-2326, 5305001562326, 001562326

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-156-232606657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

ROUND

Cross Reference | NSN 5305-00-156-2326
Part Number Cage Code Manufacturer
AN503-516-1688044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
MILS783981349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MILS783980205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-00-156-2326
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.780 INCHES MINIMUM AND 0.954 INCHES MAXIMUM
FASTENER LENGTH1.000 INCHES NOMINAL
SCREW MATERIAL STEEL COMP 8630
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMIL-S-6050$JEAAN-S-9 3RD MATERIAL RESPONSE
SCREW SURFACE TREATMENT CADMIUM
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER0.490 INCHES MINIMUM AND 0.518 INCHES MAXIMUM
HEAD HEIGHT0.201 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
HEAD HOLE CONFIGURATION STYLE ROUND
HOLE QUANTITY1
HOLE DIAMETER0.074 INCHES NOMINAL
END ITEM IDENTIFICATIONW/S: AIRCRAFT, T-38; AIRCRAFT, T-37; ENGINE, AIRCRAFT F-117-PW-100 (C-17A); AIRCRAFT, F-16