ASME B18.2.2 Hex Nut 1-3/8 – 8UN 8 TPI – ASTM A563 Grade A – Zinc Plated

Manufacturer: TT BOLT
SKU: TTB-ASMEB18.2.2-A-1375-8UN-8TPI-ZN
ASME B18.2.2 Hex Nut — ASTM A563 Grade A
Nominal size: 1-3/8
Thread: 8UN 8 TPI
Thread direction: Right Hand
Width across flats: 1.994–2.062 in
Width across corners: 2.273–2.382 in
Nut height: 1.138–1.206 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Zinc Plated
Estimated mass: 337.263 g/pc

ASME B18.2.2 Hex Nut 1-3/8 – 8UN 8 TPI – ASTM A563 Grade A – Zinc Plated is a Hex Nut manufactured and supplied by TT BOLT in accordance with ASME B18.2.2.

This exact catalog variant has size 1-3/8, thread 8UN 8 TPI, material Carbon Steel, grade A and finish Zinc Plated. 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
Size1-3/8
Thread8UN 8 TPI
Thread directionRight Hand
MaterialCarbon Steel
Grade / property classA
FinishZinc Plated
Width across flats range1.994–2.062 in
Width across corners range2.273–2.382 in
Nut height range1.138–1.206 in
Mass per piece337.263 g/pc
Mass per 100 pieces33.7263 kg/100 pc

Selection and ordering notes

Before ordering, confirm the required size (1-3/8), thread (8UN 8 TPI), grade (A) and finish (Zinc Plated). 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 1.994–2.062 in
Width Across Corners Range 2.273–2.382 in
Nut Height Range 1.138–1.206 in
Material Carbon Steel
Property Class / Grade A
Finish Zinc Plated
Unit System in
Estimated Weight 337.263 g/pc
Thread
Thread Type 8UN
Thread Pitch 8 TPI
Thread Direction Right Hand
Dimensions
Diameter 1-3/8