Model: TL521-4-9

Pin-rivet

Properties:

Thread Class

Thread Direction

Right-hand

Fastener Length

Between 0.8750 inches and 0.9000 inches

Head Height

Between 0.0580 inches and 0.0700 inches

Shank Diameter

0.2766 inches

Shank Style

Pin-rivet, tapered, threaded

Head Major Diameter

Between 0.3920 inches and 0.4030 inches

Tip Diameter

0.2668 inches

Lubrication

Cetyl alcohol, specification 305, hi-shear corp

Grip Length

Between 0.5520 inches and 0.5670 inches

Thready Qty Per Inch (tpi)

Thread Size

0.3125 inches

Shear Strength

108000 single pounds per square inch

Material

Steel comp 8740 or steel comp e4340

Material Specification

Mil-s-6049 military specification single material response or mil-s-5000 military specification single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

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

Thread Series Designator

Unjf

NSN

5320-00-623-1817

Part Number

TL521-4-9

Description

Pin-rivet

CAGE

17446

A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. a locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. the shank may include an external wrenching facility which breaks off at a predetermined applied torque.

Part TL521-4-9 NSN 5320-00-623-1817

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

67165

FIIG:

A528U0

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:

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:

106510

UFC:

54760

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318230000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Rivets of iron or steel