Product Details | HEXAGON HEAD CAP SCREW

5305-01-321-8584 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: MILDTL1222, MIL-DTL-1222, MILS1222, MIL-S-1222, 3/4-10UNC-3A X 61/2 IN. LG NI-CU, 3/4-10UNC-3A X 6-1/2 LG, 3410UNC3AX612INLGNICU, 3410UNC3AX612LG, 5305-01-321-8584, 01-321-8584, 5305013218584, 013218584

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 23 JUN 1990 01-321-8584

Drawings & Photos | NSN 5305-01-321-8584


Demand History | NSN 5305-01-321-8584

Part Number Request Date QTY Origin
MILDTL1222 2023-06-159 12 United States
5305-01-321-8584 2019-04-120 80 DIBBS
5305-01-321-8584 2019-02-58 129 DIBBS
5305-01-321-8584 2018-08-225 53 DIBBS
5305-01-321-8584 2018-08-220 15 DIBBS
5305-01-321-8584 2018-05-122 63 DIBBS
5305-01-321-8584 2018-04-107 10 DIBBS
5305-01-321-8584 2018-04-107 32 DIBBS
5305-01-321-8584 2018-03-86 16 DIBBS
5305-01-321-8584 2016-03-66 10 DIBBS
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 5305-01-321-8584

Part Number Cage Code Manufacturer
3/4-10UNC-3A X 6-1/2 LG 80204 AMERICAN NATIONAL STANDARDS INSTITUTE, INCORPORATED
3/4-10UNC-3A X 61/2 IN. LG NI-CU 80204 AMERICAN NATIONAL STANDARDS INSTITUTE, INCORPORATED
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 5305-01-321-8584

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.750 INCHES
THREAD QUANTITY PER INCH 10
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 2.000 INCHES MINIMUM
FASTENER LENGTH 6.320 INCHES MINIMUM AND 6.500 INCHES MAXIMUM
MATERIAL NICKEL ALLOY 400 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 80.0 ROCKWELL B MINIMUM OVERALL
MINIMUM TENSILE STRENGTH 80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 40000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM
WIDTH BETWEEN FLATS 1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA 1 TYPE
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-S-1222

Restrictions/Controls & Freight Information | NSN 5305-01-321-8584

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.
Category Code Description
NMF Description 139820 NICKEL BOLTS/NAILS/NUTS/RIVETS ETC
Less than car load rating
Less than truck load rating M 85.0
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 5305-01-321-8584

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 CodesJNOT 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 CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each