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Bsc Preferred
Black-Oxide Alloy Steel Socket Head Screw 1/4-20 Thread Size 5/8 Long, 50PK
Mfr # 91251A539
Zoro # G911400439
product price: $24.89
/pk 50, $0.50/ea
$24.89
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Product Information
- Brand Bsc Preferred
- MFR # 91251A539
- Zoro # G911400439
- Country of Origin China
- Category Socket Head Cap Screws
Description
With a tensile strength of 170000 psi these alloy steel screws are stronger than Grade 8 steel screws. Length is measured from under the head.Black-oxide steel screws are mildly corrosion resistant in dry environments.Coarse threads are the industry standard; choose these screws if you dont know the pitch or threads per inch.Screws that meet ASTM A574 ASTM A574M and ISO 898-1 comply with specifications and testing requirements for material quality.
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