Product Details | HEXAGON PLAIN NUT

5310-01-621-9785 A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.

Part Alternates: MS519672, MS51967-2 , AEN04C250219WA9D71 , 5310-01-621-9785, 01-621-9785, 5310016219785, 016219785

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 2013267 01-621-9785

Drawings & Photos | NSN 5310-01-621-9785


Demand History | NSN 5310-01-621-9785

Part Number Request Date QTY Origin
MS519672 2025-12-335 40 Croatia
5310-01-621-9785 2024-12-358 25 us
MS519672 2024-08-226 238 United States
MS519672 2024-05-145 1 US
MS519672 2022-10-301 176 US
MS519672 2021-09-270 8 US
5310-01-621-9785 2017-11-333 8272 DIBBS
5310-01-621-9785 2017-08-214 2291 DIBBS
5310-01-621-9785 2017-05-151 9094 DIBBS
5310-01-621-9785 2017-01-04 2291 DIBBS
5310-01-621-9785 2016-06-154 801 DIBBS
5310-01-621-9785 2016-03-90 397 DIBBS
5310-01-621-9785 2016-02-35 268 DIBBS
5310-01-621-9785 2015-11-321 327 DIBBS
5310-01-621-9785 2015-08-242 197 DIBBS
5310-01-621-9785 2015-07-189 7 DIBBS
5310-01-621-9785 2015-04-120 22 DIBBS
5310-01-621-9785 2015-04-99 14 DIBBS
5310-01-621-9785 2015-04-92 15 DIBBS
5310-01-621-9785 2015-03-81 15 DIBBS
5310-01-621-9785 2015-03-62 7 DIBBS
5310-01-621-9785 2015-02-53 48 DIBBS
MS519672 2015-02-36 5 US
MS51967-2 2014-11-314 216 IL
5310-01-621-9785 2014-08-233 7 DIBBS
5310-01-621-9785 2014-08-222 265 DIBBS
MS51967-2 2013-08-227 150 US
MS519672 2013-01-03 40 US
MS519672 2012-06-160 250 United States
MS519672 2012-01-06 1000 United States
MS519672 2011-11-306 15000 US
MS519672 2009-08-222 10 United States
MS519672 2009-05-131 500 US

Cross Reference | NSN 5310-01-621-9785

Part Number Cage Code Manufacturer
AEN04C250219WA9D71 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS51967-2 05047 AMERICAN SOCIETY OF MECHANICAL ENGINEERS
MS51967-2 5B5M3 EDGEWOOD CHEMICAL BIOLOGICAL CENTER DIV DEPT OF ARMY

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Technical Data | NSN 5310-01-621-9785

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.250 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AE J995, GR 5 NATIONAL STD/SPEC 15TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STM F 1941, TY3A NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLE HEXAGON
NUT HEIGHT 0.219 INCHES MINIMUM
WIDTH ACROSS FLATS 0.428 INCHES MINIMUM AND
BEARING SURFACE TYPE FLAT
SPECIFICATION/STANDARD DATA 05047-B18.2.A-2006 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
III END ITEM IDENTIFICATION NSN 4940-01-601-1930;MRAP-M-ATV CS13 POP
III PART NAME ASSIGNED BY CONTROLLING AGENCY HEX NUT

Restrictions/Controls & Freight Information | NSN 5310-01-621-9785

Category Code Description
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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 093470 BOLTS/NUTS I/S
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code AZ U.S. Army Tank-Automotive and Armaments
Command
Warren, MI 48397-5000
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 5310-01-621-9785

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX 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 SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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