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Paulin® Papco® 108-523 Nylon Insert Standard Lock Nut, 9/16-12, Carbon Steel, Yellow Zinc Dichromate Coated, 8 Material Grade

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Description

Paulin® Papco® Lock Nut, Nylon Insert Standard, Series: 108, Measurement System: Imperial, 9/16-12 Thread, Carbon Steel, Yellow Zinc Dichromate Coated, Material Grade: 8, Pozi-Lok®/Stop Style, UNC Thread, C33 to C39 Rockwell Hardness

Specifications

Diameter - Thread Size 9/16-12
Finish Yellow Zinc Dichromate Coated
Hardness C33 to C39 Rockwell
Material Carbon Steel
Material Grade 8
Measurement System Imperial
Series 108
Style Pozi-Lok®/Stop
Thread Type UNC
Type Nylon Insert Standard

Features

  • Medium carbon steel quenched and tempered
  • C: 0.25 to 0.55, P: 0.025 maximum, S: 0.025 maximum
  • For studs only, sulfur content may be 0.13% maximum
  • There shall be a sufficient hardenability to ensure a microstructure consisting of approximately 90% martensite in the core of threaded sections of the fasteners after hardening and quenching and before tempering

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