supply of hex. hd. bolt 1-8 tpi x 3.hex. hd. bolt 1-8 tpi x 3.,(a)hex. hd. bolt 1-8 tpi x 3 long with one lock washer, bolt to matl. specn. and property class 1s1367 (part-iii) class 10.9 / b .s:1768 grade v / sae - grade.8. used for compressor foundation. (b)threads rolled, unc - 2a series, as per bs: 1580 or ansi/asme b 1.1. (c )capscrew should be lubricated phosphated or in black thermal finish. (d)head of the capscrew should be cold forged. (e)all other pa rameters confirming to bs:1768 or ansi/asme b 18.2.1. (2)lock washer 1(inch)zinc plated by mechanical impact process(not chemical or e lectrical)0.0005 minimum thickness chromate coating to be applied over zinc plate. with matl. specn. to bs: 970 en-42b (or) is: 3063 grad e-1. [ warranty period: 18 months after the date of delivery ] ] => limited