Model: 557080

Recessed Washer

Properties:

Hole Diameter
0.509 inches
Outside Diameter
1.563 inches
Overall Height
0.099 inches
Recess Diameter
0.626 inches
Recess Depth
0.050 inches
Material
Aluminum alloy
Surface Treatment
Phosphate
Style Designator
Recessed
NSN
5310-00-918-2921
Part Number
557080
Description
Washer,recessed
CAGE
73030

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 557080 NSN 5310-00-918-2921

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:
0.1000lbs
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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