Model: AN550B12-18

Wood Screw

Properties:

Fastener Length

2.250 inches

Head Style

Flat countersunk

Head Diameter

Between 0.389 inches and 0.438 inches

Internal Drive Style

Slot

Nonmachine Thread Style

Wood screw (type wd)

Countersink Angle

Between 80.0 degrees and 82.0 degrees

Nonmachine Thread Diameter

0.216 inches

Material

Copper alloy 268 or copper alloy 260 or copper alloy 270

Material Specification

Qq-b-613, comp 1 federal specification 1st material response or qq-b-626, comp 1 federal specification 1st material response or qq-b-728, comp b federal specification 2nd material response or qq-w-321, comp 6 federal specification 2nd material response or qq-w-321, comp 7 federal specification 3rd material response

Nondefinitive Specification/std Data

1 type and 2s style

NSN

5305-00-175-3493

Part Number

AN550B12-18

Description

Screw,wood

CAGE

88044

An unhardened externally threaded fastener whose continuous thread extends from a gimlet point for a distance of approximately two-thirds of the length of the screw and which is designed to be driven with an inserted driver.

Part AN550B12-18 NSN 5305-00-175-3493

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01867

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:

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Schedule B and Export

Schedule B: 7415330500
SITC: 69433
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Threaded copper screws for wood