Model: 64446-820

Barrel Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Counterbore Diameter

0.550 inches nut and 0.560 inches nut

Nut Style

Floating self-locking barrel

Nut Diameter

Between 1.177 inches and 1.180 inches

Nut Length

Between 0.870 inches and 0.890 inches

Barrel Height

Between 0.615 inches and 0.635 inches

Nut Height

1.067 inches

Nut Counterbore Depth

0.312 inches nut and 0.332 inches nut

Thread Series

Unjf

Features Provided

Floating nut

Thready Qty Per Inch (tpi)

Hardness Rating

Between 40.0 rockwell c and 45.0 rockwell c

Thread Size

0.500 inches

Material

Steel comp h11

Material Specification

Ams 6485 assn standard single material response

Surface Treatment

Nickel and cadmium

Surface Treatment Specification

Ams 2416 assn standard all treatment responses

NSN

5310-00-121-8920

Part Number

64446-820

Description

Nut,self-locking,barrel

CAGE

56878

A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Ends may be flat or flanged. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, round.

Part 64446-820 NSN 5310-00-121-8920

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15891

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:

573

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