Model: 457-5571

Recessed Washer

Properties:

Hole Diameter
Between 0.256 inches and 0.263 inches
Outside Diameter
Between 0.650 inches and 0.670 inches
Recess Diameter
0.310 inches
Material Thickness
0.090 inches
Top Recess Diameter
Between 0.020 inches and 0.030 inches
Bottom Recess Angle
Between 43.0 degrees and 47.0 degrees
Top Recess Angle
Between 43.0 degrees and 47.0 degrees
Bottom Recess Diameter
Between 0.020 inches and 0.030 inches
Material
Steel comp 301
Material Specification
Qq-s-766, class 301, condition full hard federal specification single material response
Surface Treatment
Chromium
Surface Treatment Specification
Mil-p-14538 military specification single treatment response
Style Designator
Recessed both sides
NSN
5310-00-245-8268
Part Number
457-5571
Description
Washer,recessed
CAGE
A486G

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 457-5571 NSN 5310-00-245-8268

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:
194160
UFC:
55210
LTL:
50.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
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

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