Product Details | SETSCREW

5305-01-027-6271 An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part Alternates: 1031226, 1031-226, 5305-01-027-6271, 01-027-6271, 5305010276271, 010276271

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 19 SEP 1976 01-027-6271

Drawings & Photos | NSN 5305-01-027-6271


Cross Reference | NSN 5305-01-027-6271

Part Number Cage Code Manufacturer
1031-226 66503 WOODWARD, INC. DBA WOODWARD

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Technical Data | NSN 5305-01-027-6271

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.164 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.500 INCHES NOMINAL
FASTENER LENGTH 0.500 INCHES NOMINAL
MATERIAL STEEL COMP 410 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION SP-151 77751 MFR REF SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 25.0 ROCKWELL C MINIMUM AND 31.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE C101 HEADLESS
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM
POINT STYLE F20 CUP
MANUFACTURERS CODE 66503
DESIGN CONTROL REFERENCE 1031-226

Restrictions/Controls & Freight Information | NSN 5305-01-027-6271

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information

Management | NSN 5305-01-027-6271

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative