Model: 1578B15

Recessed Washer

Properties:

Hole Diameter

Between 1.045 inches and 1.055 inches

Outside Diameter

Between 1.170 inches and 1.180 inches

Recess Diameter

Between 1.108 inches and 1.118 inches

Material Thickness

0.125 inches

Recess Angle

90.0 degrees

Material

Aluminum alloy 3003 or aluminum alloy 2024 or aluminum alloy 6061

Material Specification

Qq-a-225/2 federal specification 1st material response or ww-t-785, temper t3 federal specification 2nd material response or ww-t-789, temper t6 federal specification 3rd material response

Style Designator

15 recessed

Style Designator

Recessed

NSN

5310-00-619-4911

Part Number

1578B15

Description

Washer,recessed

CAGE

82402

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 1578B15 NSN 5310-00-619-4911

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

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