Model: 20X863

Ribbed Shoulder Bolt

Properties:

Thread Direction

Left-hand

Thread Length

1.560 inches

Fastener Length

3.680 inches

Head Style

Flat chamfer

Head Diameter

1.380 inches

Head Height

0.320 inches

Shoulder Diameter

1.020 inches first shoulder and 1.025 inches first shoulder

Shoulder Diameter

1.037 inches second shoulder and 1.047 inches second shoulder

Shoulder Length

0.500 inches second shoulder

Shoulder Length

0.750 inches first shoulder

Rib Major Diameter

Between 1.037 inches and 1.047 inches

Rib Length

0.500 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

0.750 inches

Rib Quantity

Thread Diameter

0.938 inches

Nonstandard Thread Pitch Diameter

+0.8780/+0.8830 inches

Thready Qty Per Inch (tpi)

Shoulder Shape

Round all shoulders

Material

Steel

Thread Series Designator

Uns

NSN

5306-00-974-9533

Part Number

20X863

Description

Bolt,ribbed Shoulder

CAGE

78500

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 20X863 NSN 5306-00-974-9533

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

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