Model: 1881-444

Key Washer

Special Features:

Chamfer outside edges 0.010 in. Min, 0.040 in. Max by 45 deg

Properties:

Hole Diameter
Between 1.005 inches and 1.015 inches
Outside Diameter
1.380 inches
Internal Straight Key Width
0.160 inches
Distance From Centerline To Top Of Internal Key
Between 0.400 inches and 0.410 inches
Internal Key Quantity
1
Material Thickness
Between 0.090 inches and 0.095 inches
Min. Tensile Strength (psi)
180000 pounds per square inch
Material
Steel comp 4140 or steel comp 4130
Material Specification
Ams 6395 assn standard 1st material response or ams 6350 assn standard 2nd material response
Surface Treatment
Chromium
Surface Treatment Specification
Qq-c-320, cl 2 federal specification single treatment response
Style Designator
Key
NSN
5310-01-183-5882
Part Number
1881-444
Description
Washer,key
CAGE
13002

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 1881-444 NSN 5310-01-183-5882

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:
A
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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