Product Details | HEXAGON PLAIN NUT

5310-00-251-0088 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: 122-2420529 PIECE 99, 1222420529PIECE99, 122-2557733 PC NO. 71, 1222557733PCNO71, 122-6818601 PC, 1226818601PC, 124-4322621 PC 109, 1244322621PC109, 1377A, 1D4717, 2420529, 2557733, 4322621, 5310-00-251-0088, 00-251-0088, 5310002510088, 002510088

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 09 JUL 1969 00-251-0088

Drawings & Photos | NSN 5310-00-251-0088


Demand History | NSN 5310-00-251-0088

Part Number Request Date QTY Origin
1D4717 2014-09-247 12 US
1D4717 2014-09-245 12 US

Cross Reference | NSN 5310-00-251-0088

Part Number Cage Code Manufacturer
122-2420529 PIECE 99 53711 NAVAL SEA SYSTEMS COMMAND
122-2557733 PC NO. 71 81898 SUPERVISOR OF SHIPBUILDING CONVERSION AND REPAIR USN
122-6818601 PC 53711 NAVAL SEA SYSTEMS COMMAND
124-4322621 PC 109 53711 NAVAL SEA SYSTEMS COMMAND
1377A 15564 MGM BRAKES INC DIV INDIAN HEAD INDUSTRIES INC
1D4717 D9182 BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT
2420529 53711 NAVAL SEA SYSTEMS COMMAND
2557733 53711 NAVAL SEA SYSTEMS COMMAND
4322621 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 5310-00-251-0088

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE,GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
BEARING SURFACE TYPE CHAMFERED
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-00-251-0088

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 5310-00-251-0088

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each