As an Amazon Associate, we earn from qualifying purchases. Stanley Engineered Fastening Stanley Engineered Fastening . A3591-4CNW250 Gallery Attributes Brand name, Manufacturer name, Manufacturer, Extra Product NameStanley Engineered Fastening Attribute00, Attribute16Helical Insert Attribute01Screw Locking Helical Attribute02304 Stainless Steel, Dry Film Lubricant Attribute031/4-28 Attribute04, Attribute150.25 in Attribute05Right Hand Attribute060.316 in Attribute07UNF Attribute08- Attribute091/4-28 STI Attribute10, atoms100 Attribute11200,000 to 250,000 Attribute12For Metal Attribute13G Attribute14C43-C50 Attribute17United States AttributeKey00Item AttributeKey01Type AttributeKey02Material AttributeKey03Internal Thread Size AttributeKey04Length AttributeKey05Thread Direction AttributeKey06Free Coil Dia. AttributeKey07Thread Type AttributeKey08Meets/Exceeds AttributeKey09Tap Sizes AttributeKey10Package Quantity AttributeKey11Tensile Strength (PSI) AttributeKey12Application AttributeKey13Drill Size AttributeKey14Rockwell Hardness AttributeKey15Length (Straight Wireway) AttributeKey16Product Type AttributeKey17Country of Origin (subject to change) DimensionUnitinch GraingerSku4GDP1 UnitOfMeasurePK Weight0.18 WeightUnitlbs cali_prop65_orglabel, cali_prop65_whtlabelFalse countryOfOriginUS extendedLead45 extendedQty-2 height2 jsonUrlData924526ffbdad25e5923b length4 moq, multiple, tierMinQty11 MPNA3591-4CNW250 qtyInStock0 qtyInStockOverrideDrop Ship SKUG3323494 tierPrice155.39 urlhttps://www.zoro.com/stanley-engineered-fastening-helical-insert-lock-14-28-pk100-a3591-4cnw250/i/G3323494/ width3.7 Distributor offers SellerSKUMOQIn stockMultiplePrices ZoroG3323494111 @ $55.39