Section B

Hex Head Cap Screws Vis à tête hexagonale

Inch Pouce

C1020 LOW CARBON HEAT TREATED STRESS RELIEVED 2 SAE GRADE The standard grade for all general applications where extreme strength is not required.

Material Spec. ASTM A 307

STEEL HOT GALVANIZED MINIMUM TENSILE STRENGTH (PSI) Up to 1/2" dia. inclusive 69,000 psi Over 1/2" to 3/4" inclusive 64,000 psi Over 3/4" to 1-1/2" inclusive 55,000 psi

ASME B18.2.1

B

B

Length shown is under head to end in inches. MINIMUM THREAD LENGTH Up to 6" long: (2D + 1/4) Twice diameter plus 1/4 inch. Over 6" long: (2D + 1/2) Twice diameter plus 1/2 inch.

COARSE THREAD

UNIFIED STANDARD

CLASS 2A FIT

(U.N.C.) (U.S.S.)

1/2" 13

5/8" 11

DIA. THD. LG. ▼ 1 1-1/4 1-1/2 2 2-1/2 3 3-1/2

1/4"

5/16"

3/8"

20

18

16

ORDER BY SPAENAUR NUMBERS LISTED BELOW

325-101 325-100 325-102 325-103 325-104 325-105 325-106 325-107

325-116

325-109 325-110 325-111 325-112 325-113 325-114 325-115 325-A09-1X

325-125

325-A36-1A 325-A13-1P 325-A06-1K 325-A05-1T 325-A07-1W

325-117 325-118 325-119 325-120 325-122 325-123 325-124

325-136 325-137

325-143 325-139 325-141 325-142 325-A10-1M

325-131 325-132

4 5 6

325-A12-1A

Contact Sales Desk For Package Quantities

Note: Tapped oversize Nuts must be used with Hot Galvanized Hex Cap Screws. For Hot Galvanized Hexagon Nuts, see page C6.

For Torque Wrenches see Page N46

CATALOG 14 CATALOG 14.11

B137

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20 JUN 2023