ASTM A194/A194M Grade 7M Heavy Hex Nut 1-7/8 – 8UN – Plain

Manufacturer: TTBOLT
SKU: TTB-A194-G7M-1875-8UN-PL
Material specification: ASTM A194/A194M-26 Product Type: Heavy Hex Nut Diameter: 1-7/8 Thread: 8UN, 8 TPI Width Across Flats (basic): 2-15/16 in Width Across Flats (limits): 2.844–2.938 in Width Across Corners (limits): 3.242–3.392 in Nut Height (basic): 1-27/32 in Nut Height (limits): 1.802–1.886 in Material: Alloy Steel Grade: 7M Finish: Plain Geometry reference: ASME B18.2.2-2022

ASTM A194/A194M Grade 7M Heavy Hex Nut 1-7/8 – 8UN – Plain is a Heavy Hex Nut manufactured and supplied by TTBolt in accordance with ASTM A194/A194M.

This exact catalog variant has size 1-7/8, thread 8UN 8 TPI, material Alloy Steel, grade 7M and finish Plain. It is intended for compatible threaded assemblies where the specified thread, grade and bearing geometry are required.

Technical data for this exact variant

StandardASTM A194/A194M
Product typeHeavy Hex Nut
Size1-7/8
Thread8UN 8 TPI
Thread directionRight Hand
MaterialAlloy Steel
Grade / property class7M
FinishPlain
Width across flats range2.844–2.938 in
Width across corners range3.242–3.392 in
Nut height range1.802–1.886 in
Mass per piece1095.45 g/pc
Mass per 100 pieces109.545 kg/100 pc

Selection and ordering notes

Before ordering, confirm the required size (1-7/8), thread (8UN 8 TPI), grade (7M) and finish (Plain). Price calculations may use the theoretical mass shown above; final manufactured mass can vary with dimensional tolerances, chamfers, radii, coating thickness and production process.

Technical drawing & data

Technical data sheet
TTBolt

Industrial Fasteners Engineering Data Sheet

Document
Technical Data Sheet
Standard
ASTMA194
Grade
7M
Issued
2026-10-04

مهره شش‌گوش سنگین ASTMA194 گرید 7M سایز 1-7/8 ساده

1-7/8 in | 7M | پوشش Plain

نماهای واقعی محصول

ISO
ایزومتریک
Rear
نمای مکمل
Side
نمای جانبی

جدول ابعادی

پارامترنماد حداقلحداکثر / اسمی واحد
قطر اسمیd-1.875in
گام رزوهn-8TPI
عرض آچارخورs2.8442.938in
عرض روی گوشه‌هاe3.2423.392in
ارتفاع مهرهm1.8021.886in

مشخصات محصول

رزوه1-7/8 8 TPI 8UN
جهت رزوهراست‌گرد
گرید7M
پوششPlain
متریالAlloy Steel
فرم رزوهUnified 60 deg

یادداشت‌های فنی

1. تمام ابعاد بر حسب اینچ هستند مگر آنکه خلاف آن ذکر شده باشد.
2. تصاویر محصول از مدل Master در SolidWorks و با همان پارامترهای این ردیف تولید می‌شوند.
3. مقادیر حداقل و حداکثر از جدول ابعادی ASTMA194 گرفته شده‌اند؛ جایی که استاندارد تلرانس تعریف نکرده، تنها مقدار اسمی درج شده است.
4. وزن‌های درج‌شده در فروشگاه نظری‌اند و برای برآورد قیمت کاربرد دارند.

شماره قطعه
TTB-A194-G7M-1875-8UN-PL

Heavy Hex Nut - ASTMA194

1-7/8 in | 7M | Plain Finish

ACTUAL PRODUCT VIEWS

ISO
ISO
Rear
Rear
Side
Side

DIMENSION TABLE

ParameterSymbol MinMax / Nominal Unit
Nominal diameterd-1.875in
Threads per inchn-8TPI
Width across flatss2.8442.938in
Width across cornerse3.2423.392in
Nut heightm1.8021.886in

PRODUCT DATA

Thread1-7/8 8 TPI 8UN
Thread directionRight hand
Grade7M
FinishPlain
MaterialAlloy Steel
Thread formUnified 60 deg

TECHNICAL NOTES

1. All dimensions are in inches unless stated otherwise.
2. Product views are generated from the SolidWorks master using the parameters of this row.
3. Minimum and maximum values are taken from the ASTMA194 dimension table; where the standard defines no tolerance, only the nominal value is shown.
4. Catalog weights are theoretical and intended for price estimation.

Part number
TTB-A194-G7M-1875-8UN-PL

Products specifications

Attribute name Attribute value
Material Specification ASTM A194/A194M-26
Common Requirements ASTM A962/A962M-26
Geometry Reference ASME B18.2.2-2022, Table 1.1.1-11
Thread Reference ASME B1.1-2024
Product Type Heavy Hex Nut
Width Across Flats 2-15/16 in
Width Across Flats Range 2.844–2.938 in
Width Across Corners Range 3.242–3.392 in
Nut Height 1-27/32 in
Nut Height Range 1.802–1.886 in
Material Alloy Steel
Property Class 7M
Finish Plain
Market Status Standard
Estimated Weight 1095.45 g/pc
Thread
Thread Type 8UN
Thread Pitch 8 TPI
Dimensions
Diameter 1-7/8