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APPROVED SUPPLIER
Prevailing Torque USS Lock Nut, Grade 5 Steel, 5/16"-18, Zinc Plated, 100 PK
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Technical Specifications
Basic Material
Steel
Nut Standards
ASTM A563 Grade B; IFI 100/107
Brand
APPROVED SUPPLIER
Package Quantity
100
Diameter
5/16 in.
Rockwell Hardness
B69-C32
Finish
Zinc Plated
Shipping Weight
1.1 lb.
Item
Lock Nut
System of Measurement
Fractional
Lock Nut Style
Prevailing Torque
Thickness
0.3438 in.
Material
Steel
Thread Size
5/16"-18
Mfr. Part Number
59108
Thread Type
Coarse
Nut Material Grade/Class
Grade 5
Width Across Flats
1/2 in.
Product Description
USS Prevailing Torque Lock Nut For Use With SAE J429 Grade 5 Fasteners
- Complies With Astm A563 Grade B; Ifi 100/107.
- Zinc Plated.
- Locks In All Positions.
- Proof Load: 120,000 Psi.
- One Piece All Steel. Easy To Apply.
- Tempering Temperature: 800° F. (Minimum) Decarburization: SAE J121 Discontinuities: SAE J122A
- Rockwell Hardness: B69-C32
- Size: 5/16-18
- Width Across Flats: 1/2
Compliance & Restrictions

Lot Tracked Item Details
Item Barcode
Locknut 5/16-18 USS GR B
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