Model: 2AT971

Ribbed Shoulder Bolt

Properties:

Thread Direction

Left-hand

Thread Length

1.600 inches

Fastener Length

Between 3.160 inches and 3.250 inches

Head Style

Flat chamfer

Head Diameter

Between 1.190 inches and 1.310 inches

Head Height

Between 0.310 inches and 0.340 inches

Shoulder Diameter

0.783 inches first shoulder and 0.786 inches first shoulder

Shoulder Length

1.280 inches first shoulder and 1.400 inches first shoulder

Rib Major Diameter

Between 0.810 inches and 0.820 inches

Rib Length

0.500 inches

Distance From Largest Diameter Of Bearing Surface Of Head To Ribs

0.250 inches

Rib Quantity

Thread Diameter

0.750 inches

Nonstandard Thread Pitch Diameter

+0.7044/+0.7104 inches

Thready Qty Per Inch (tpi)

Shoulder Shape

Ribbed first shoulder

Material

Steel

Material Specification

Sae assn standard all material responses

Surface Treatment

Zinc and dichromate

Thread Series Designator

Uns

NSN

5306-01-151-9330

Part Number

2AT971

Description

Bolt,ribbed Shoulder

CAGE

45152

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 2AT971 NSN 5306-01-151-9330

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:

0.5000lbs

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