Product Details | HEXAGON PLAIN NUT

5310-01-045-1608 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: MILDTL1222, MIL-DTL-1222, MILDTL1222L1, MIL-DTL-1222L1, MILDTL1222TYIIIGR4STYA, MILDTL1222TYIIIGR4STYAL1, MILS1222TYIIIGR4 11/4 8UN, MILS1222TYIIIGR4 11/4 8UNL1, MILS1222TYIIIGR41148UN, MILS1222TYIIIGR41148UNL1, TYIIIGR4STYA1148UNC2BL1, 5310-01-045-1608, 01-045-1608, 5310010451608, 010451608

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 28 JUL 1977 01-045-1608

Drawings & Photos | NSN 5310-01-045-1608


Demand History | NSN 5310-01-045-1608

Part Number Request Date QTY Origin
MILDTL1222 2023-06-159 12 United States
MILDTL1222 2013-06-169 59 US

Cross Reference | NSN 5310-01-045-1608

Part Number Cage Code Manufacturer
MIL-DTL-1222 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-DTL-1222,TYIII,GR4,STYA 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-DTL-1222,TYIII,GR4,STYAL1 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
MIL-DTL-1222L1 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
MILS1222TYIIIGR4 11/4 8UN 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILS1222TYIIIGR4 11/4 8UNL1 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
TY III,GR 4,STYA1 1/4-8UNC-2BL1 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG

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Technical Data | NSN 5310-01-045-1608

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 1.250 INCHES
THREAD QUANTITY PER INCH 8
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 1.062 INCHES NOMINAL
WIDTH ACROSS FLATS 1.334 INCHES NOMINAL
BEARING SURFACE TYPE ANY ACCEPTABLE
TEMP RATING NOT RATED
DEPARTURE FROM CITED DOCUMENT QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
CRITICALITY CODE JUSTIFICATION ZZZW
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-DTL-1222

Restrictions/Controls & Freight Information | NSN 5310-01-045-1608

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:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
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
No Freight Information

Management | NSN 5310-01-045-1608

Category Code Description
Cognizance Codes1HConsumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg
Special Material IDL1An items that supports either a SUBSAFE or Level 1 system that has undergone the extreme material control and quality assurance techniques that provide objective exidence of its acceptance for its appropriate application. Each item has certification papers (or special markings that provide traceability to the certification) that pedigree its material and physical properties, provide traceability, to manufacturer, contract list and lot, and document the quality assurance system and test requirements applied to the item.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityMMedium Demand Velocity Items (consumables)
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