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.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
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

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