Product Details | HEXAGON HEAD CAP SCREW

5305-01-371-7943 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.

Part Alternates: M1222RX6C312SDLN, MILDTL1222, MIL-DTL-1222, MILS1222, MIL-S-1222, 3/8-16UNC-3A X 3/4 LG TYI GR316, 3816UNC3AX34LGTYIGR316, 5305-01-371-7943, 01-371-7943, 5305013717943, 013717943

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 23 FEB 1993 01-371-7943

Drawings & Photos | NSN 5305-01-371-7943


Demand History | NSN 5305-01-371-7943

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
5305-01-371-7943 2014-06-180 1329 DIBBS
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 5305-01-371-7943

Part Number Cage Code Manufacturer
3/8-16UNC-3A X 3/4 LG TYI GR316 80204 AMERICAN NATIONAL STANDARDS INSTITUTE, INCORPORATED
M1222RX6C312SDLN 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-DTL-1222 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-S-1222 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5305-01-371-7943

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.750 INCHES MAXIMUM
FASTENER LENGTH 0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
MATERIAL PLASTIC POLYAMIDE LOCKING FEATURE STEEL COMP 316 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION ASTM F593 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT PASSIVATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE FASTENER
MINIMUM TENSILE STRENGTH 120000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 95000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
LOCKING FEATURE PATCH OR STRIP THREADS
NONDEFINITIVE SPEC/STD DATA 1 TYPE
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-S-1222

Restrictions/Controls & Freight Information | NSN 5305-01-371-7943

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.
Automatic Data Processing Equipment:0Represents 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 5305-01-371-7943

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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each