5305-00-515-7055 SCREW,MACHINE Index 5305-00-515-7057 SCREW,MACHINE

National Stock Number:
5305-00-515-7056

Federal Supply Class:
5305

National Item Identification Number:
005157056

Description:
SCREW,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
AIC551C3-52306725SPS TECHNOLOGIES, LLC
B1990-725472GOODRICH CORPORATION
BM19069-3-52317446HUCK INTERNATIONAL, INC
GS551C3-52326512NORTHROP GRUMMAN SYSTEMS CORPORATION
HP6551C3-5230ZC92HEARTLAND PRECISION FASTENERS INC
PBF 1285-3-52327624SPS TECHNOLOGIES LLC
PIL551C3-52347253PILGRIM SCREW CORPORATION
S100C3-52328972FASTENER ENGINEERING CORP


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH0.766 INCHES MINIMUM AND 0.796 INCHES MAXIMUM
HEAD DIAMETER0.266 INCHES MINIMUM AND 0.286 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLESLOT
MATERIALSTEEL COMP 4037 OR STEEL COMP 8740 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SHOULDER DIAMETER0.193 INCHES MINIMUM AND 0.195 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH0.405 INCHES MINIMUM AND 0.435 INCHES MAXIMUM FIRST SHOULDER
SPECIAL FEATURESHEAD PAINTED BLACK
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
SURFACE TREATMENTPAINT TOP OF HEAD
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.291 INCHES MINIMUM AND 0.351 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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