Model: 6391440

Slotted Washer

Special Features:

Has a threaded hole size .250-20unc-2b placed 1.380 inches down from center when slot is level coming in from the left side; edges of washer are chamferred 0.062 inches at 45 degrees; used on asds, tiebar post c-washer

Properties:

Hole Diameter

0.780 inches

Outside Diameter

3.500 inches

Material Thickness

0.380 inches

Part Name Assigned By Controlling Agency

Navy special project

Material

Stainless steel

Surface Treatment

Passivate

Style Designator

Slotted

NSN

5310-01-507-7099

Part Number

6391440

Description

Washer,slotted

CAGE

53711

A washer, round in shape, and having a centrally located hole. Its two flat parallel bearing surfaces are divided or cut along the radius, leaving a cleft, fissure, or cutaway portion across the rim which extends from the outer circumference to the washer hole and is always as large as, or larger than the diameter of the hole.

Part 6391440 NSN 5310-01-507-7099

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15936

FIIG:

A022B0

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:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318220000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Washers other than lock washers, iron or steel