Model: 15520D

Spring Tension Washer

Properties:

Hole Diameter
Between 1.310 inches and 1.315 inches
Outside Diameter
Between 1.533 inches and 1.538 inches
Overall Height
Between 0.050 inches and 0.055 inches
Material Thickness
Between 0.0068 inches and 0.0072 inches
Min. Tensile Strength (psi)
170 pounds per square inch
Hardness Rating
Between 37.0 rockwell c and 44.0 rockwell c
Minimum Yield Strength
150 pounds per square inch
Material
Steel comp 301
Material Specification
Mil-s-5059 military specification single material response
Surface Treatment
Passivate
Style Designator
Spring tension
NSN
5310-00-639-1821
Part Number
15520D
Description
Washer,spring Tension
CAGE
73760

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

Part 15520D NSN 5310-00-639-1821

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15938
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: 7318210000
  • SITC: 69422
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Spring washers and other lock washers, iron or steel

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