Model: BR1020A1-3

Plate Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Counterbore Diameter

0.237 inches nut and 0.242 inches nut

Lubrication

Dry film lubricant

Mounting Hole Diameter

Between 0.098 inches and 0.103 inches

Nut Style

Plate

Nut Length

0.991 inches

Nut Height

0.262 inches

Plate Thickness

0.062 inches

Plate Width

0.515 inches

Nut Counterbore Depth

0.062 inches nut

Nut Mounting Provision

Straight holes

Mounting Hole Arrangement Style

2 holes

Distance From Aperture Center To Mounting Hole Center

Between 0.339 inches and 0.349 inches

Center To Center Distance Between Mounting Holes Along Length

Between 0.686 inches and 0.690 inches

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Hardness Rating

46.0 rockwell c

Thread Size

0.190 inches

Material

Steel comp 1030 nut or steel comp 1033 nut or steel comp 1034 nut or steel comp 1035 nut or steel comp 1536 nut or steel comp 1037 nut or steel comp 1038 nut or steel comp 1039 nut or steel comp 1040 nut or steel comp 1541 nut or steel comp 1042 nut or steel comp 1043 nut or steel comp 1044 nut or steel comp 1045 nut or steel comp 1046 nut or steel comp 1548 nut or steel comp 1049 nut or steel comp 1050 nut or steel comp 1551 nut or steel comp 1552 nut or steel comp 1053 nut or steel comp 1055 nut or steel comp 1059 nut or steel comp 1060 nut or steel comp 1561 nut or steel comp 1064 nut or steel comp 1065 nut or steel comp 1566 nut or steel comp 1069 nut or steel comp 1070 nut or steel comp 4130 nut

Material Specification

Sae assn standard all material responses nut

Material Specification

Ams 6350 assn standard single material response shell

Surface Treatment

Cadmium nut

Surface Treatment

Cadmium shell and chromate shell

Surface Treatment Specification

Qq-p-416, type 2 federal specification all treatment responses shell

Surface Treatment Specification

Qq-p-416, cl 2 federal specification single treatment response nut

Specification Data

81205-bacn1r0rl manufacturers standard

NSN

5310-01-122-4729

Part Number

BR1020A1-3

Description

Nut,self-locking,plate

CAGE

52828

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 BR1020A1-3 NSN 5310-01-122-4729

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:

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