NSN 5306-00-638-3208 MS200044, MS20004-4 , MS2001016

Product Details | INTERNAL WRENCHING BOLT

5306-00-638-3208 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: MS200044, MS20004-4 , MS2001016, MS20010-16, 5306-00-638-3208, 00-638-3208, 5306006383208, 006383208

Hardware and Abrasives | Bolts

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	01 JAN 1963	00-638-3208	06666 ( BOLT, INTERNAL WRENCHING )

Drawings & Photos | NSN 5306-00-638-3208

Part Number	Request Date	QTY	Origin
MS200044	2025-12-350	4	United States
MS200044	2024-09-253	370	United States
MS200044	2024-08-233	400	United States
MS200044	2017-12-349	400	US
MS200044	2016-02-53	208	United States
MS200044	2014-07-196	10	Italy
MS200044	2013-08-231	64	Australia
MS200044	2013-03-66	100	Australia
MS200044	2012-10-285	100	Australia
5306-00-638-3208	2012-03-79	68	DIBBS
MS200044	2012-02-38	100	Australia
MS200044	2011-10-276	16	Australia
MS200044	2011-10-276	20	Australia
5306-00-638-3208	2011-09-265	64	DIBBS
MS200044	2011-08-228	100	United States
5306-00-638-3208	2011-06-157	25	DIBBS
MS200044	2011-02-41	40	US
MS200044	2010-09-244	150	United States
5306-00-638-3208	2009-08-236	250	DIBBS
5306-00-638-3208	2008-09-260	150	DIBBS

Cross Reference | NSN 5306-00-638-3208

Part Number	Cage Code	Manufacturer
MS20010-16	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Related Products | NSN 5306-00-638-3208

5306-00-638-3215, 5306-00-638-3216, 5306-00-638-3217, 5306-00-638-3218, 5306-00-638-3220

Technical Data | NSN 5306-00-638-3208

Characteristic	Specifications
THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.625 INCHES
THREAD QUANTITY PER INCH	18
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.912 INCHES MINIMUM AND 0.962 INCHES MAXIMUM
FASTENER LENGTH	1.923 INCHES MINIMUM AND 1.953 INCHES MAXIMUM
MATERIAL	STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
HEAD STYLE	C28 BEVEL-CONICAL
HEAD DIAMETER	1.040 INCHES MINIMUM AND 1.050 INCHES MAXIMUM
HEAD HEIGHT	0.625 INCHES NOMINAL
INTERNAL DRIVE STYLE	D5 HEXAGON
WIDTH ACROSS FLATS	0.500 INCHES MINIMUM AND 0.503 INCHES MAXIMUM
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS20010-16

Restrictions/Controls & Freight Information | NSN 5306-00-638-3208

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	U	Precious 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
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	XX
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 5306-00-638-3208

Army
Navy

Category	Code	Description
Materiel Category and Inventory Manager	T	Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity	2	Stock Fund Secondary Items
Management Inventory Segment	2	NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code	0	Medical Materiel
Weapons Systems/End Item or Homogeneous Group	00	DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements Code	X	Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DA	Department of the Army
Service Organization	A	U.S. Army
Reparability	Z	This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice Codes	Y	TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each

Category	Code	Description
Cognizance Codes	9Z	Navy-owned stocks of defense industrial material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	Y	TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each