Model: DIN127B-M12-A4C

Lock Washer

Properties:

Hole Diameter
Between 12.2 millimeters and 12.7 millimeters
Outside Diameter
21.1 millimeters
Material Thickness
Between 2.35 millimeters and 2.65 millimeters
End Application
Medium mine protected vehicle - mmpv
Hardness Rating
Between 44.0 rockwell c and 51.0 rockwell c
Material
Steel
Surface Treatment
Zinc and chromate
Surface Treatment Specification
Din267, sheet 9, code a4 national specification 1st treatment response and din50941, process group c national specification 2nd treatment response
Style Designator
Split helical-right hand
NSN
5310-01-264-9409
Part Number
DIN127B-M12-A4C
Description
Washer,lock
CAGE
15526

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Part DIN127B-M12-A4C NSN 5310-01-264-9409

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:
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:
0.9000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
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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