NSN 5305-01-371-8456 CUPPTSLFLOCKMS51023153, MILDTL1222, MIL-DTL-1222

Product Details | SOCKET HEAD CAP SCREW

5305-01-371-8456 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: CUPPTSLFLOCKMS51023153, MILDTL1222, MIL-DTL-1222, MILS1222, MIL-S-1222, 1/2-20UNF-3A X 1-1/4" GR316 , 1/2-20UNF-3A X 1-1/4inch GR316, 1220UNF3AX114GR316, 1220UNF3AX114inchGR316, 5305-01-371-8456, 01-371-8456, 5305013718456, 013718456

Hardware and Abrasives | Screws

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	25 FEB 1993	01-371-8456	16282 ( SCREW, CAP, SOCKET HEAD )

Drawings & Photos | NSN 5305-01-371-8456

Part Number	Request Date	QTY	Origin
MILDTL1222	2023-06-159	12	United States
MILS1222	2015-03-89	3000	BH
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 5305-01-371-8456

Part Number	Cage Code	Manufacturer
1/2-20UNF-3A X 1-1/4" GR316	80204	AMERICAN NATIONAL STANDARDS INSTITUTE, INCORPORATED
1/2-20UNF-3A X 1-1/4" GR316	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
CUP PT,SLF LOCK ,MS51023-153	D9182	BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
MIL-DTL-1222	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-S-1222	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

Request a Quote

What Our Customers Say

Thank you very much for the excellent service and professional customer care.

Ernie G. Honeywell

The service was excellent. I can think of no improvements to date that you can make regarding internet sales.

John L. Raytheon

The representative for WBParts was efficient & handled our request in a timely & professional manner.

Karen G. General Dynamics

Tried two other sources, neither of them responded, was all done online, never spoke to anyone.

Rex S. US Airforce

The response is quick and the price is often very good. We are completely satisfied.

Patricia S. NASA

Compare

NSNs for Compare ( up to 4 ): Add 5305-01-371-8456

Compare

Related Products | NSN 5305-01-371-8456

5305-01-371-8457, 5305-01-371-8458, 5305-01-371-8459, 5305-01-371-8460, 5305-01-371-8461

Technical Data | NSN 5305-01-371-8456

Characteristic	Specifications
THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.500 INCHES
THREAD QUANTITY PER INCH	20
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.250 INCHES MINIMUM
FASTENER LENGTH	1.250 INCHES NOMINAL
MATERIAL	STEEL COMP 316 OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	95.0 ROCKWELL B MINIMUM OVERALL
MINIMUM TENSILE STRENGTH	90000 POUNDS PER SQUARE INCH
HEAD STYLE	C49 FLAT CHAMFER
HEAD DIAMETER	0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT	0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
INTERNAL DRIVE STYLE	D5 HEXAGON
WIDTH ACROSS FLATS	0.375 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA	2 TYPE
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MIL-S-1222

Restrictions/Controls & Freight Information | NSN 5305-01-371-8456

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.
Automatic Data Processing Equipment:	0	Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)

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	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 5305-01-371-8456

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	J	NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each