Model: VS2521F7-19

Shoulder Bolt

Special Features:

Third shoulder diameter 0.747 in. Min and 0.748 in. Max lg 1.124 in.

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.265 inches

Fastener Length

3.710 inches

Head Style

Round w/wrench flats chamfered

Head Diameter

1.120 inches

Head Height

Between 0.432 inches and 0.437 inches

Width Between Flats

Between 0.867 inches and 0.873 inches

Shoulder Diameter

0.735 inches second shoulder and 0.738 inches second shoulder

Shoulder Diameter

0.747 inches first shoulder and 0.748 inches first shoulder

Shoulder Length

1.080 inches second shoulder

Shoulder Length

1.130 inches first shoulder

Shank Unthreaded Hole Diameter

0.106 inches first hole

Thread Diameter

0.500 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

260000 pounds per square inch

Distance From Head Largest Bearing Surface To Shank Hole Center

3.615 inches first hole

Shoulder Shape

Round all shoulders

Material

Steel comp 4340

Surface Treatment

Chromium

Thread Series Designator

Unf

NSN

5306-00-953-5242

Part Number

VS2521F7-19

Description

Bolt,shoulder

CAGE

92215

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes thumbscrew.

Part VS2521F7-19 NSN 5306-00-953-5242

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04905

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:

0.3000lbs

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