Model: BH01270-1420-1

Extended Washer Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

1.160 inches

Counterbore Diameter

0.910 inches nut and 0.925 inches nut

Overall Height

Between 0.330 inches and 0.375 inches

Nut Style

Double hexagon

Nut Counterbore Depth

0.040 inches nut and 0.065 inches nut

Width Across Flats

Between 0.927 inches and 0.944 inches

Thread Series

Unjef

Thready Qty Per Inch (tpi)

Hardness Rating

Between 34.0 rockwell c and 41.0 rockwell c

Thread Size

0.875 inches

Material

Steel comp 8740

Material Specification

Ams 6322 assn standard single material response

Precious Material

Silver

Surface Treatment

Silver

Surface Treatment Specification

Ams 2410 assn standard single treatment response

NSN

5310-00-565-3933

Part Number

BH01270-1420-1

Description

Nut,self-locking,extended Washer

CAGE

27238

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part BH01270-1420-1 NSN 5310-00-565-3933

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29729

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:

0.1000lbs

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:

093480

UFC:

48950

LTL:

100.0

LCL:

100.0

WCC:

713

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