Model: HL21PB8-37

Pin-rivet

Properties:

Thread Class

Thread Direction

Right-hand

Fastener Length

Between 2.698 inches and 2.718 inches

Head Style

Flush countersunk

Width Between Flats

Between 0.122 inches and 0.142 inches

Shank Diameter

Between 0.248 inches and 0.250 inches

Shank Style

Pin-rivet, straight, threaded

Head Major Diameter

Between 0.501 inches and 0.507 inches

Lubrication

Cetyl alcohol, specification 305, hi-shear corp

End Application

A-10 aircraft

Grip Length

Between 2.308 inches and 2.318 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Thread Size

0.250 inches

Shear Strength

9300 double pounds per square inch

Countersink Angle

100.0 degrees

Material

Steel comp 8740

Material Specification

Ams6049 assn standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Ams-qq-p-416, type ii.Class 2 assn standard single treatment response

Thread Series Designator

Unjf

NSN

5320-01-567-4481

Part Number

HL21PB8-37

Description

Pin-rivet

CAGE

56878

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 HL21PB8-37 NSN 5320-01-567-4481

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:

Equipment for Aircraft

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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