5305-01-365-0851 SCREW,MACHINE Index 5305-01-365-0853 SCREW,MACHINE

National Stock Number:
5305-01-365-0852

Federal Supply Class:
5305

National Item Identification Number:
013650852

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:
MS3212-51L96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH0.777 INCHES MINIMUM AND 0.800 INCHES MAXIMUM
FEATURES PROVIDEDO RING
HEAD HEIGHT0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
HEAD DIAMETER0.473 INCHES MINIMUM AND 0.517 INCHES MAXIMUM
HEAD STYLEWATERTIGHT
INTERNAL DRIVE STYLESLOT
LOCKING FEATURE MATERIALPLASTIC POLYAMIDE (NYLON)
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-82496 MIL SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
SCREW MATERIALSTEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
SCREW SURFACE TREATMENTPASSIVATE
SPECIFICATION/STANDARD DATA96906-MS3212 GOVERNMENT SPECIFICATION
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH20


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