Nu (heavy) Nylon Insert Lock Nuts
from Bayou City Bolt & Supply Co., Inc.

A nut is a type of fastener with a threaded hole. Nuts are almost always used opposite a mating bolt to fasten parts together. The two components work together by a combination of friction between the threads, a slight stretch of the bolt, and compression of the mating parts. Nuts are graded with... [See More]

  • Size: 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 3/8"; 1 1/2"; 1 3/4"; 2"; 2 1/4"; 2 1/2"; 2 3/4"
  • Material: Steel (optional feature); Stainless Steel (optional feature); Plastic (optional feature); Nylon (optional feature); Alloy Steel
  • Type: Nylon Insert Nut
  • Standards: ASME/ANSI (optional feature); SAE (optional feature); ASTM
Lock Nuts
from G.L. Huyett

A locknut, also known as a lock nut, locking nut, prevailing torque nut, stiff nut or elastic stop nut, is a nut that resists loosening under vibrations and torque. Elastic stop nuts and prevailing torque nuts are of the particular type where some portion of the nut deforms elastically to provide a... [See More]

  • Size: #10; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; M4; M5; M6; M8; M10; M12
  • Material: Carbon Steel
  • Type: Elastic Stop Nut
  • Thread Direction: Right Hand
Flange Locknut,Stl,7/16-20,PK50 -- 4CAN6 [4CAN6 from Earnest Machine Products Co.]
from Grainger Industrial Supply

Locknut, Serrated Flange, Steel, Finish Zinc Plated, Grade 2, Thread Size 7/16-20, Thread Type UNF, Thread Direction Right Hand, Width 11/16 In, Height 25/64 In, Flange Dia. 15/16 In, Flange Thickness 0.04 In, For Use With Up to Grade 2 Bolts, Resist Vibration, Package Quantity 50 [See More]

  • Size: 7/16"
  • Thread Direction: Right Hand
  • Material: Steel
ERM Slotted Self-Locking Hexagon Nut -- ERMNOOUNC
from J.Lanfranco Fastener Systems Inc.

The one-piece ERM is a great time saver. The ERM combines the performance of the ESL with an integrated disc spring washer. The result: Quick installations and absolute tension maintained under dynamic loads. [See More]

  • Size: 7/16"
  • Material: Exotic Metals (optional feature); Steel (optional feature); Hardened Steel (optional feature); Stainless Steel (optional feature); Titanium (optional feature)
  • Type: Slotted Locknut
  • Finish: Anti-Galling Coating (optional feature); Phosphate (optional feature); Galvanized (optional feature); Nickel Plated (optional feature); Zinc Plated (optional feature); Zinc Chromate (optional feature); Self-Color, Pass., Anti-Galling, Geomet
Spinner-Grip™ Flange Lock Nut -- 19803
from Jergens, Inc.

Spinner-GripTM Flange Lock Nuts are the latest innovation in locking nuts. Free Spinning installation eliminates the need to "wrench" the nut down the thread. Please click here to watch a product demonstration [See More]

  • Size: 7/16"
  • Finish: Plain
  • Material: Steel
  • Thread Direction: Right Hand
Heavy Hex Jam Nut: 7/16-14 Thread -- 42204
from Te-Co, Inc.

Product Information. Black Oxide Finish. Case Hardened. High Grade Alloy Steel. Will outlast ordinary Hex Jam Nuts when used in repetitive operations. Standard package quantity: 25 pcs. [See More]

  • Size: 7/16"
  • Material: Hardened Steel
  • Type: Jam Nut
  • Finish: Black Oxide
Nuts -- 725324605
from Gates Corporation

Hydraulics-- >Accessories-- >Tube Nuts and Sleeves-- >Locknuts for Bulkhead Fittings [See More]

  • Size: #20; 7/16"
  • Thread Direction: Right Hand
7/16-14 Gr. G Flange Nut, Top Lock, Black Phosphate -- NTGFLN03514BP
from NBS Corp.

Individually top pressed to produce a razor tight sealing lock, NBS’ top lock flange nuts set the standard for all locking flange nuts. Available from ¼” through ¾” (inch) and M6 through M16 (metric) internal diameter, all top lock flange nuts are non-serrated and... [See More]

  • Size: 7/16"
  • Finish: Phosphate
  • Material: Steel
Hex Jam Nut -- 7/16-14 HX - JAM - NU
from PENCOM

Custom sizes and other finishes available [See More]

  • Size: 7/16"
  • Material: Steel (optional feature); Stainless Steel (optional feature)
  • Type: Jam Nut
  • Finish: Zinc Plated; Black Zinc