Model: 00274

Recessed Washer

Properties:

Hole Diameter
Between 0.260 inches and 0.265 inches
Outside Diameter
Between 0.662 inches and 0.667 inches
Recess Diameter
Between 0.486 inches and 0.506 inches
Material Thickness
Between 0.117 inches and 0.127 inches
Recess Angle
Between 99.5 degrees and 100.5 degrees
Surface Finish
63.0 microinches bottom
Surface Finish
63.0 microinches inner
Material
Aluminum alloy 7075
Material Specification
Qq-a-225/9 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625 military specification single treatment response
Style Designator
15 recessed
Style Designator
Recessed
NSN
5310-00-596-4637
Part Number
00274
Description
Washer,recessed
CAGE
14153

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 00274 NSN 5310-00-596-4637

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:
SX
CRITL:
X

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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