Model: 12448496-4

Ribbed Shoulder Bolt

Properties:

Thread Direction

Right-hand

Thread Length

0.560 inches

Fastener Length

3.160 inches

Head Style

Flat chamfer

Head Diameter

1.310 inches

Head Height

0.310 inches

Shoulder Diameter

0.742 inches second shoulder and 0.750 inches second shoulder

Shoulder Diameter

0.971 inches first shoulder and 0.975 inches first shoulder

Shoulder Length

1.290 inches second shoulder

Shoulder Length

1.310 inches first shoulder

Rib Major Diameter

Between 0.971 inches and 0.975 inches

Rib Length

Between 0.410 inches and 0.470 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

0.280 inches

Rib Quantity

Thread Diameter

0.375 inches

Shoulder Shape

Round first shoulder

Shoulder Shape

Round second shoulder

Material

Steel

Material Specification

Astma304 assn standard single material response

Surface Treatment

Zinc

Surface Treatment Specification

Astmb633, tyii, class fe/zn 5 assn standard single treatment response

Thread Series Designator

Npt

NSN

5306-01-439-0282

Part Number

12448496-4

Description

Bolt,ribbed Shoulder

CAGE

19207

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 12448496-4 NSN 5306-01-439-0282

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:

0.4000lbs

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:

093470

UFC:

48940

LTL:

70.0

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