Model: F421KL-0420

Assembled Washer Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Washer Outside Diameter

Between 0.482 inches and 0.505 inches

Overall Height

0.234 inches

Nut Style

External tooth

Nut Height

Between 0.178 inches and 0.193 inches

Width Across Flats

Between 0.423 inches and 0.438 inches

Thread Series

Unc

Thready Qty Per Inch (tpi)

Thread Size

0.250 inches

Material

Steel nut

Material

Steel washer

Material Specification

G-286m fscm 77758 mfr ref 1st material response nut

Surface Treatment

Cadmium or zinc

NSN

5310-00-696-5173

Part Number

F421KL-0420

Description

Nut,plain,assembled Washer

CAGE

27601

A plain nut on which has been assembled a nonremovable washer.

Part F421KL-0420 NSN 5310-00-696-5173

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

21824

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:

0.7000lbs

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