Model: BH137M8

Extended Washer Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

0.654 inches

Overall Height

0.615 inches

Nut Style

Hexagon

Washer Thickness

Between 0.225 inches and 0.235 inches

End Application

Aircraft, b-2 bomber (atb)

Width Across Flats

Between 0.553 inches and 0.564 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.500 inches

Material

Stainless steel nut

Material Specification

Ams5734 assn standard single material response nut or ams5736 assn standard single material response nut

Surface Treatment

Passivate nut

Surface Treatment

Passivate washer

Surface Treatment Specification

Qq-p-35 federal specification single treatment response nut

Surface Treatment Specification

Qq-p-35 federal specification single treatment response washer

NSN

5310-01-328-2044

Part Number

BH137M8

Description

Nut,self-locking,extended Washer

CAGE

27238

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part BH137M8 NSN 5310-01-328-2044

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29730

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:

576

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel