Model: SC7938

Key Washer

Properties:

Hole Diameter
Between 3.395 inches and 3.425 inches
Outside Diameter
Between 4.031 inches and 4.061 inches
Internal Prebent Key Length
Between 0.188 inches and 0.250 inches
External Prebent Key Width
Between 0.313 inches and 0.328 inches
Internal Prebent Key Width
Between 0.313 inches and 0.353 inches
Overall Distance Including Keys
4.625 inches
External Key Quantity
19
Material Thickness
Between 0.067 inches and 0.077 inches
Hardness Rating
Between 50.0 rockwell b and 81.0 rockwell b
Material
Steel comp 1005 or steel comp 1006 or steel comp 1008 or steel comp 1010 or steel comp 1015 or steel comp 1016 or steel comp 1018 or steel comp 1025 or steel comp 1030 or steel comp 1035
Material
Steel comp 1005 or steel comp 1006 or steel comp 1008 or steel comp 1010 or steel comp 1015 or steel comp 1016 or steel comp 1018 or steel comp 1025 or steel comp 1030 or steel comp 1035
Material Specification
66 federal standard all material responses
Style Designator
Key
NSN
5310-00-186-0976
Part Number
SC7938
Description
Washer,key
CAGE
35311

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Part SC7938 NSN 5310-00-186-0976

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01869
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

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:
Q

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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