NSN 5305-01-368-4686 MILDTL1222, MIL-DTL-1222, MILS1222

Product Details | SOCKET HEAD CAP SCREW

5305-01-368-4686 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Part Alternates: MILDTL1222, MIL-DTL-1222, MILS1222, MIL-S-1222, 53A001993, 53A-00-199-3, 5305-01-368-4686, 01-368-4686, 5305013684686, 013684686

Hardware and Abrasives | Screws

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	02 DEC 1992	01-368-4686	16282 ( SCREW, CAP, SOCKET HEAD )

Drawings & Photos | NSN 5305-01-368-4686

Part Number	Request Date	QTY	Origin
MILDTL1222	2025-03-72	40	United States
MILDTL1222	2025-02-49	40	United States
MILS1222	2025-01-22	8	United States
MILS1222	2025-01-22	8	United States
MILDTL1222	2023-06-159	12	United States
5305-01-368-4686	2022-10-293	31	DIBBS
5305-01-368-4686	2021-09-249	32	DIBBS
5305-01-368-4686	2021-07-209	22	DIBBS
5305-01-368-4686	2021-04-119	15	DIBBS
5305-01-368-4686	2020-11-309	26	DIBBS
5305-01-368-4686	2020-10-281	26	DIBBS
5305-01-368-4686	2019-10-290	34	DIBBS
5305-01-368-4686	2018-09-259	30	DIBBS
5305-01-368-4686	2017-09-247	50	DIBBS
5305-01-368-4686	2017-05-129	35	DIBBS
MILS1222	2015-03-89	3000	BH
5305-01-368-4686	2014-09-251	11	DIBBS
MILS1222	2014-08-230	1	US
MILDTL1222	2013-06-169	59	US
MILS1222	2012-07-209	4	United States
MILS1222	2012-03-74	1	US
MILS1222	2011-02-49	3	US
MILS1222	2011-02-49	4	US
MILS1222	2011-02-49	5	US
MILS1222	2011-02-49	10	US
MILS1222	2011-02-49	18	US
MILS1222	2011-02-49	35	US
MILS1222	2011-02-49	40	US
MILS1222	2011-02-49	42	US
MILS1222	2011-02-49	185	US
MILS1222	2011-02-49	195	US

Cross Reference | NSN 5305-01-368-4686

Part Number	Cage Code	Manufacturer
53A-00-199-3	32386	ILLINOIS TOOL WKS INC LINAC DIV
53A-00-199-3	53711	NAVAL SEA SYSTEMS COMMAND
MIL-DTL-1222	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-S-1222	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Related Products | NSN 5305-01-368-4686

5305-01-368-4687, 5305-01-368-4688, 5305-01-368-4689, 5305-01-368-4690, 5305-01-368-4691

Technical Data | NSN 5305-01-368-4686

Characteristic	Specifications
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	20
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.400 INCHES NOMINAL
FASTENER LENGTH	0.500 INCHES NOMINAL
MATERIAL	NICKEL ALLOY 400 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MINIMUM TENSILE STRENGTH	80000 POUNDS PER SQUARE INCH
HEAD STYLE	C49 FLAT CHAMFER
HEAD DIAMETER	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT	0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLE	D5 HEXAGON
WIDTH ACROSS FLATS	0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM
LOCKING FEATURE	STRIP THREADS
MANUFACTURERS CODE	81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MIL-S-1222

Restrictions/Controls & Freight Information | NSN 5305-01-368-4686

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	096640	SCREWS, IRON OR STEEL
Less than car load rating
Less than truck load rating	Q	70.0
Water commodity Code	713	unknown
Originating Activity Code	KZ	Defense Supply Center Philadelphia Philadelphia, PA 19101
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 5305-01-368-4686

Navy

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA 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	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