Model: 3660003

Ribbed Shoulder Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.062 inches

Fastener Length

2.125 inches

Head Style

Flat chamfer

Head Diameter

1.188 inches

Head Height

Between 0.307 inches and 0.317 inches

Shoulder Diameter

0.835 inches first shoulder and 0.840 inches first shoulder

Shoulder Length

0.834 inches first shoulder and 0.844 inches first shoulder

Rib Major Diameter

Between 0.865 inches and 0.875 inches

Rib Length

0.781 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

Between 0.046 inches and 0.078 inches

Thread Diameter

0.750 inches

Thready Qty Per Inch (tpi)

Hardness Rating

41.0 rockwell c and 44.0 rockwell c

Minimum Yield Strength

75000 pounds per square inch

Shoulder Shape

Ribbed first shoulder

Material

Steel comp 1025

Material Specification

Qq-s-634 federal specification single material response

Thread Series Designator

Unf

NSN

5306-00-262-9633

Part Number

3660003

Description

Bolt,ribbed Shoulder

CAGE

7X677

An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also bolt, ribbed neck.

Part 3660003 NSN 5306-00-262-9633

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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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment