LMT Defense - 410 SS Washer w/ Nitride - 5.56 - #L7S1WAS

LMT Defense - 410 SS Washer w/ Nitride - 5.56 - L7S1WAS

LMT Defense
SKU:
L7S1WAS
$4.86
$5.40
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Description

The LMT Defense MRP Locking Screw Washer for MRP-L 5.56 (L7S1WAS) is the genuine OEM replacement locking screw washer for LMT's MRP-L (light/AR-15) Monolithic Rail Platform upper receivers. This critical small component provides the proper bearing surface for the barrel locking screws that secure the barrel assembly within the MRP-L upper receiver chassis. Using genuine LMT OEM washers ensures proper torque retention and protects the receiver's barrel locking surfaces from damage. NSN-listed for military procurement and supply. Available in stainless steel with nitride finish for enhanced corrosion resistance.

  • Part Number: L7S1WAS
  • NSN: 5365-01-650-1443
  • Platform: LMT MRP-L (light/AR-15 upper receivers)
  • Function: Barrel locking screw washer — bearing surface for MRP-L barrel locking screws
  • Material: Stainless steel with nitride finish
  • Compatibility: All LMT MRP-L upper receivers (5.56/.223, .300 BLK, .350 Legend)
  • Manufacturer: Lewis Machine & Tool (LMT Defense), Milan, Illinois, USA

Genuine LMT OEM replacement part. Also available for MRP-H (AR-10/.308 platform) as LM308B1WAS. Sold individually. Always use genuine LMT hardware to maintain proper barrel locking torque specifications and receiver integrity.