Model: 1981228PC1

Recessed Washer

Properties:

Hole Diameter

Between 0.312 inches and 0.344 inches

Outside Diameter

Between 0.734 inches and 0.766 inches

Overall Height

Between 0.297 inches and 0.328 inches

Recess Depth

Between 0.203 inches and 0.234 inches

Material Thickness

Between 0.109 inches and 0.141 inches

Material

Steel comp 302 or steel comp 303 or steel comp 316

Material Specification

Qq-w-423 federal specification 1st material response or astm a582 assn standard 2nd material response or qq-s-766 federal specification 3rd material response

Surface Treatment

Passivate

Style Designator

Recessed

NSN

5310-00-619-4932

Part Number

1981228PC1

Description

Washer,recessed

CAGE

10001

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

Part 1981228PC1 NSN 5310-00-619-4932

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15933

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