Model: 03A257-7

Flat Washer

Properties:

Cross Sectional Shape
Rectangular
Hole Diameter
Between 0.439 inches and 0.443 inches
Edge Shape
Round
Center Hole Shape
1 round
Thickness
Between 0.071 inches and 0.085 inches
Overall Diameter
Between 0.807 inches and 0.817 inches
Material
Iron alloy 660 or nickel alloy 718
Material Specification
Ams 5525 assn standard 1st material response or ams 5737 assn standard 1st material response or ams 5596 assn standard 2nd material response or ams 5597 assn standard 2nd material response or ams 5662 assn standard 2nd material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
NSN
5310-01-365-0431
Part Number
03A257-7
Description
Washer,flat
CAGE
14153

Part 03A257-7 NSN 5310-01-365-0431

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13393
FIIG:
A022B0
Concept No.:
1
App. Key:
B
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:
CRITL:
X

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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