5310-00-180-3321 WASHER,FLAT Index 5306-00-180-3323 BOLT,MACHINE

National Stock Number:
5305-00-180-3322

Federal Supply Class:
5305

National Item Identification Number:
001803322

Description:
SCREW,MACHINE

Detail:
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.


Manufacturer Information:
AN525-10R60P012H. V. MODY, INC.
AN525-10R688044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
AN525-10R6K8768DEFENCE AVIATION REPAIR AGENCY


Techincal Specification:
EXTENDED WASHER DIAMETER0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM
FASTENER LENGTH0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD HEIGHT0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM
HEAD STYLEROUND EXTENDED WASHER
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.190 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6050 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE
SCREW MATERIALSTEEL COMP 8630 OR STEEL COMP 4037
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE
SCREW SURFACE TREATMENTCADMIUM OR ZINC
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.297 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


Click here to Register for Free 30-day Trial