ASME B18.2.2 Hex Nut 5/16 – UNC 18 TPI – ASTM A563 Grade A – Hot Dip Galvanized

Manufacturer: TT BOLT
SKU: TTB-ASMEB18.2.2-A-0313-UNC-18TPI-HDG
ASME B18.2.2 Hex Nut — ASTM A563 Grade A
Nominal size: 5/16
Thread: UNC 18 TPI
Thread direction: Right Hand
Width across flats: 0.489–0.5 in
Width across corners: 0.557–0.577 in
Nut height: 0.258–0.273 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Hot Dip Galvanized
Estimated mass: 5.248 g/pc

ASME B18.2.2 Hex Nut 5/16 – UNC 18 TPI – ASTM A563 Grade A – Hot Dip Galvanized is a Hex Nut manufactured and supplied by TT BOLT in accordance with ASME B18.2.2.

This exact catalog variant has size 5/16, thread UNC 18 TPI, material Carbon Steel, grade A and finish Hot Dip Galvanized. It is intended for compatible threaded assemblies where the specified thread, grade and bearing geometry are required.

Technical data for this exact variant

StandardASME B18.2.2
Product typeHex Nut
Size5/16
ThreadUNC 18 TPI
Thread directionRight Hand
MaterialCarbon Steel
Grade / property classA
FinishHot Dip Galvanized
Width across flats range0.489–0.5 in
Width across corners range0.557–0.577 in
Nut height range0.258–0.273 in
Mass per piece5.248 g/pc
Mass per 100 pieces0.5248 kg/100 pc

Selection and ordering notes

Before ordering, confirm the required size (5/16), thread (UNC 18 TPI), grade (A) and finish (Hot Dip Galvanized). Price calculations may use the theoretical mass shown above; final manufactured mass can vary with dimensional tolerances, chamfers, radii, coating thickness and production process.

Products specifications

Attribute name Attribute value
Standard ASME B18.2.2
Material Specification ASTM A563/A563M
Product Type Hex Nut
Width Across Flats Range 0.489–0.5 in
Width Across Corners Range 0.557–0.577 in
Nut Height Range 0.258–0.273 in
Material Carbon Steel
Property Class / Grade A
Finish Hot Dip Galvanized
Unit System in
Estimated Weight 5.248 g/pc
Thread
Thread Type UNC
Thread Pitch 18 TPI
Thread Direction Right Hand
Dimensions
Diameter 5/16