Product Details | INTERNAL WRENCHING BOLT

5306-01-203-6812 An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.

Part Alternates: CS101401, CS1014-01, HFU 7900-12D-M-16, HFU790012DM1, HFU7900-12D-M-1, HFU790012DM16, HFU7900-12D-M-16, S2581, S-2581, FT11481314, FT1148-13-14, 5306-01-203-6812, 01-203-6812, 5306012036812, 012036812

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 17 MAR 1985 01-203-6812

Demand History | NSN 5306-01-203-6812

Part Number Request Date QTY Origin
5306-01-203-6812 2010-06-174 351 DIBBS
5306-01-203-6812 2010-04-102 240 DIBBS
5306-01-203-6812 2009-05-151 111 DIBBS

Cross Reference | NSN 5306-01-203-6812

Part Number Cage Code Manufacturer
CS1014-01 58794 FASTENER TECHNOLOGY CORP.
FT1148-13-14 58998 EMHART TEKNOLOGIES LLC DBA FASTENER INNOVATION TECHNOLOGY
HFU 7900-12D-M-16 72914 GRIMES AEROSPACE COMPANY DBA HONEYWELL
HFU 7900-12D-M-16 97928 HUCK INTL INC
HFU7900-12D-M-1 97928 HUCK INTL INC
HFU7900-12D-M-16 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
S-2581 97928 HUCK INTL INC

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Technical Data | NSN 5306-01-203-6812

Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.625 INCHES MAXIMUM
FASTENER LENGTH 0.625 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE II,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD HEIGHT 0.308 INCHES MINIMUM AND 0.315 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
EXTENDED WASHER DIAMETER 0.625 INCHES NOMINAL
EXTENDED WASHER THICKNESS 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY 1
FIRST DIAMETER FROM HEAD 0.205 INCHES MINIMUM AND 0.206 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER 0.563 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5306-01-203-6812

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:AItem does not contain precious metal
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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code ZA Australia
ZB
ZC
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5306-01-203-6812

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
H
EA : Each