Model: 56B23631-9

Ribbed Neck Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.094 inches

Fastener Length

2.156 inches

Head Style

Flat chamfer

Head Diameter

Between 0.531 inches and 0.562 inches

Head Height

0.188 inches

Rib Major Diameter

Between 0.382 inches and 0.400 inches

Rib Length

Between 0.594 inches and 0.625 inches

Rib Quantity

Thread Diameter

0.375 inches

Thready Qty Per Inch (tpi)

Hardness Rating

35.0 rockwell c and 39.0 rockwell c

Material

Steel

Material Specification

66 federal standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 1, cl 2 federal specification single treatment response

Thread Series Designator

Unf

NSN

5306-01-014-0705

Part Number

56B23631-9

Description

Bolt,ribbed Neck

CAGE

98752

A headed externally threaded fastener whose threaded portion is of one nominal diameter with a series of longitudinal ribs, splines or serrations on all or part of the unthreaded portion. See also bolt, ribbed shoulder.

Part 56B23631-9 NSN 5306-01-014-0705

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15940

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:

0.1000lbs

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