Model: 5278669

Concave Washer

Properties:

Hole Diameter

Between 1.234 inches and 1.266 inches

Radius

Between 1.484 inches and 1.516 inches

Outside Diameter

Between 1.859 inches and 1.891 inches

Recess Diameter

Between 1.672 inches and 1.704 inches

Recess Depth

Between 0.109 inches and 0.141 inches

Material Thickness

Between 0.234 inches and 0.266 inches

Material

Steel comp 1212

Material Specification

Qq-s-633 federal specification all material responses

Surface Treatment

Cadmium or zinc

Style Designator

Concave

NSN

5310-00-527-8669

Part Number

5278669

Description

Washer,concave

CAGE

19207

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes washer (1), recessed and bearing, washer, thrust.

Part 5278669 NSN 5310-00-527-8669

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15930

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194160

UFC:

55210

LTL:

50.0

LCL:

50.0

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