Product Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-012-9400 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.

Part Alternates: 2057D139, 5306-01-012-9400, 01-012-9400, 5306010129400, 010129400

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 20 NOV 1975 01-012-9400

Drawings & Photos | NSN 5306-01-012-9400


Cross Reference | NSN 5306-01-012-9400

Part Number Cage Code Manufacturer
2057D139 0AHP5 CURTISS-WRIGHT CONTROLS, INC DIV FLIGHT SYSTEMS

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Technical Data | NSN 5306-01-012-9400

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.590 INCHES NOMINAL
FASTENER LENGTH 1.420 INCHES NOMINAL
MATERIAL STEEL COMP 431 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5628 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE C26 DEE CHAMFER
HEAD DIAMETER 0.655 INCHES NOMINAL
HEAD HEIGHT 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO FLAT 0.247 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 4
FIRST DIAMETER FROM HEAD 0.3902 INCHES MINIMUM AND 0.3906 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD 0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM
THIRD DIAMETER FROM HEAD 0.3902 INCHES MINIMUM AND 0.3906 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD 0.300 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.405 INCHES MINIMUM AND 0.415 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER 0.460 INCHES MINIMUM AND 0.480 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER 0.730 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER 0.830 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATION AAWC AND AAWE

Restrictions/Controls & Freight Information | NSN 5306-01-012-9400

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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Category Code Description
No Freight Information

Management | NSN 5306-01-012-9400

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each