The MS21921-4 nut is a specialized fastener designed for secure assembly in aerospace, military, and industrial applications. It provides reliable thread engagement and durability in high-stress environments, ensuring safety and performance. This nut is commonly used in aircraft, machinery, and equipment requiring precise and robust fastening solutions.This component is manufactured to the applicable MS, AN, or NAS specification, ensuring compliance with recognized military and aerospace dimensional, material, and performance requirements. Material certifications, Certificates of Conformance (CoC), and traceability are available where applicable.
hide-Quantity Increment:
1
note-Sold In:
Per Package
note-Units Per Package:
1
spec-Material:
Steel
note-Note:
Our inventory is extensive. The majority of the items listed in our catalog are stocked and available for immediate shipment.
hide-ItemID:
56211
note-Industry Standards/Certification:
MIL-S-8879|MS21921
spec-Dimension H:
0.562"
spec-Dimension A:
0.72"
spec-Dimension B:
0.18"
spec-Dimension C:
0.552"
spec-Dimension B Tolerance:
0.01"
spec-Dimension A Tolerance:
0.01"
spec-Tube Outside Diameter:
1/4"
spec-Thread T (MIL-S-8879):
0.4375"-20
spec-Diameter C Tolerance:
-000|+0.005"
spec-Alternate Part Number:
MS21921V4P
spec-NSN:
4730-00-554-8015|4730-00-825-2086
spec-NIIN:
00-554-8015|00-825-2086
hide-Part # Unpunctuated:
MS219214
note-Minimum Order Note:
Minimum order is 1. Must order in increments of 1.
note-Inventory Note:
Need additional stock? Call (877) 920-1876 or email
note-California Residents:
Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm.
