NSN 5305-01-194-7891 12336185, 01-194-7891, 011947891

Product Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-194-7891 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 undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Part Alternates: 12336185, 5305-01-194-7891, 01-194-7891, 5305011947891, 011947891

Hardware and Abrasives | Screws

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	17 NOV 1984	01-194-7891	01852 ( SCREW, EXTERNALLY RELIEVED BODY )

Drawings & Photos | NSN 5305-01-194-7891

Part Number	Request Date	QTY	Origin
5305-01-194-7891	2018-03-81	500	DIBBS
5305-01-194-7891	2017-09-262	199	DIBBS
5305-01-194-7891	2017-08-219	520	DIBBS
5305-01-194-7891	2017-08-215	141	DIBBS
5305-01-194-7891	2011-07-202	750	DIBBS
5305-01-194-7891	2010-02-53	497	DIBBS

Cross Reference | NSN 5305-01-194-7891

Part Number	Cage Code	Manufacturer
12336185	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Related Products | NSN 5305-01-194-7891

5305-01-194-7892, 5305-01-194-7893, 5305-01-194-8337, 5305-01-194-8348, 5305-01-194-8351

Technical Data | NSN 5305-01-194-7891

Characteristic	Specifications
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.500 INCHES
THREAD QUANTITY PER INCH	13
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.303 INCHES NOMINAL
FASTENER LENGTH	0.472 INCHES NOMINAL
MATERIAL	PLASTIC POLYAMIDE LOCKING FEATURE STEEL COMP 304 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	POLYMER CORP POLYAMID PA11 MFR REF SINGLE MATERIAL RESPONSE LOCKING FEATURE QQ-S-763 CL 304 FED SPEC SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT	PASSIVATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
HEAD STYLE	C49 FLAT CHAMFER
HEAD DIAMETER	0.630 INCHES NOMINAL
HEAD HEIGHT	0.433 INCHES NOMINAL
INTERNAL DRIVE STYLE	D5 HEXAGON
WIDTH ACROSS FLATS	0.375 INCHES NOMINAL
LOCKING FEATURE	STRIP THREADS
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FIRST DIAMETER FROM HEAD	0.370 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.083 INCHES NOMINAL
III END ITEM IDENTIFICATION	M1A1 TANK

Restrictions/Controls & Freight Information | NSN 5305-01-194-7891

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:	A	Item 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	713	unknown
Originating Activity Code	BF	U.S. Army Armament and Chemical Acquisition and Logistics Activity Rock Island, IL 61299-6000
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 5305-01-194-7891

Army
Marines

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	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each

Category	Code	Description
Stores Account Code	1	Marine Corps Stock Fund Account Item.
Combat Essentiality Code	5	Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management Code	B	All CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code	2	ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DM	U.S. Marine Corps
Service Organization	M	U.S. Marine Corps
Reparability	Z	Nonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice Codes	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each