Model: 12Q1272

Lock Washer

Properties:

Hole Diameter
Between 0.383 inches and 0.398 inches
Outside Diameter
Between 0.493 inches and 0.507 inches
Material Thickness
0.022 inches
Surface Treatment
Cadmium or zinc
Surface Treatment Specification
Qq-p-416, type 1, class 3 federal specification 1st treatment response or qq-c-325, type 2, class 3 federal specification 2nd treatment response
Style Designator
Flat internal teeth
NSN
5310-00-558-4187
Part Number
12Q1272
Description
Washer,lock
CAGE

Part 12Q1272 NSN 5310-00-558-4187

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
14218
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:
A
ESD:
A
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194160
UFC:
55210
LTL:
50.0
LCL:
50.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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