Model: 81118

Ribbed Shoulder Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.375 inches

Fastener Length

Between 2.312 inches and 2.328 inches

Head Style

Flat chamfer

Head Diameter

0.875 inches

Head Height

Between 0.417 inches and 0.427 inches

Shoulder Diameter

0.554 inches first shoulder and 0.564 inches first shoulder

Shoulder Length

0.750 inches first shoulder

Rib Major Diameter

Between 0.612 inches and 0.622 inches

Rib Length

0.750 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

0.062 inches

Thread Diameter

0.562 inches

Features Provided

Casehardened

Thready Qty Per Inch (tpi)

Hardness Rating

32.1 rockwell c and 37.6 rockwell c

Shoulder Shape

Ribbed first shoulder

Material Specification

Astm a108 assn standard single material response

Thread Series Designator

Unf

NSN

5306-00-371-4093

Part Number

81118

Description

Bolt,ribbed Shoulder

CAGE

41885

Part 81118 NSN 5306-00-371-4093

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16014

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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