Model: 12274544

Shouldered And Recessed Washer

Special Features:

One internal tab 0.355 in. Min, 0.360 in. Max w

Properties:

Hole Diameter

3.896 inches

Shoulder Diameter

Between 4.470 inches and 4.490 inches

Outside Diameter

5.440 inches

Overall Height

0.284 inches

Recess Diameter

4.000 inches

Shoulder Height

Between 0.121 inches and 0.126 inches

Material Thickness

Between 0.269 inches and 0.284 inches

Hardness Rating

Between 50.0 rockwell c and 55.0 rockwell c

Recess Angle

90.0 degrees

Surface Finish

63.0 microinches top

Surface Finish

63.0 microinches shoulder face

Material

Stainless steel

Material Specification

Astm a519 assn standard all material responses

Style Designator

Shouldered and recessed both sides

NSN

5310-01-068-7473

Part Number

12274544

Description

Washer,shouldered And Recessed

CAGE

19207

A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

Part 12274544 NSN 5310-01-068-7473

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15935

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:

1.0000lbs

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: 7616108000
SITC: 69440
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Cotters, cotter-pins, washers and similar articles, of aluminum