Model: WSI-4-18W

Plate Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Lubrication

Dry film lubricant

Mounting Hole Diameter

0.148 inches

Nut Style

Plate

Nut Length

Between 0.975 inches and 0.995 inches

Nut Height

Between 1.780 inches and 1.820 inches

Plate Thickness

Between 0.050 inches and 0.070 inches

Plate Width

Between 0.386 inches and 0.406 inches

Nut Mounting Provision

Straight holes

Mounting Hole Arrangement Style

2 holes

Distance From Aperture Center To Mounting Hole Center

Between 0.334 inches and 0.354 inches

Center To Center Distance Between Mounting Holes Along Length

Between 0.686 inches and 0.690 inches

End Application

B-2 bomber

Drilled Hole Diameter

Between 0.063 inches and 0.070 inches

Hole Type And Quantity

2 drilled

Thread Series

Unf

Thready Qty Per Inch (tpi)

Thread Size

0.190 inches

Hole Configuration Style

Configuration f

Part Name Assigned By Controlling Agency

Nut, stand-off, right angle, two lug

Material

Aluminum alloy 6061 except insert

Material

Stainless steel locking insert

Material Specification

Mil-a-12545 military specification single material response except insert

Surface Treatment

Anodize except insert

Surface Treatment Specification

Mil-a-8625 military specification single treatment response except insert

NSN

5310-01-614-1560

Part Number

WSI-4-18W

Description

Nut,self-locking,plate

CAGE

83014

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part WSI-4-18W NSN 5310-01-614-1560

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05280

FIIG:

A021A0

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Equipment for Aircraft

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Schedule B and Export

Schedule B: 7616106000
SITC: 69440
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Threaded fasteners of aluminum