Model: 31-2-1

Tee Head Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.190 inches

Fastener Length

1.594 inches

Head Style

Tee no. 5

Head Length

Between 0.780 inches and 0.880 inches

Tee Bolt Cylindrical Head Diameter

Between 0.307 inches and 0.317 inches

Thread Diameter

0.312 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

125000 pounds per square inch

Material

Steel

Material Specification

Astm a276 type 431 assn standard single material response

Thread Series Designator

Unf

NSN

5306-01-049-9128

Part Number

31-2-1

Description

Bolt,tee Head

CAGE

00671

An externally threaded fastener whose threaded portion is of one nominal diameter and with a head specially designed to fit in a slot and hold against turning.

Part 31-2-1 NSN 5306-01-049-9128

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06668

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