Model: ZA21-2860-054

Plate Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Mounting Hole Diameter

0.130 mils and 0.135 centimeters

Nut Style

Plate

Nut Length

Between 1.266 inches and 1.296 inches

Nut Height

Between 0.458 inches and 0.473 inches

Plate Thickness

Between 0.037 inches and 0.047 inches

Plate Width

Between 0.803 inches and 0.823 inches

Nut Mounting Provision

Straight holes

Mounting Hole Arrangement Style

2 holes

Distance From Aperture Center To Mounting Hole Center

Between 0.495 inches and 0.505 inches

Center To Center Distance Between Mounting Holes Along Length

Between 0.998 inches and 1.002 inches

Thread Series

Unf

Features Provided

Floating nut

Thready Qty Per Inch (tpi)

Thread Size

0.312 inches

Material

Iron alloy 660 nut

Material Specification

Ams 5510 assn standard 1st material response base

Material Specification

Ams 5732 assn standard 2nd material response nut

Surface Treatment

Silver nut

Surface Treatment

Passivate base

NSN

5310-00-687-6511

Part Number

ZA21-2860-054

Description

Nut,self-locking,plate

CAGE

80539

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 ZA21-2860-054 NSN 5310-00-687-6511

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:

093480

UFC:

48950

LTL:

100.0

LCL:

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