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Lock Washer

Model 12Z22-53

Quick Information about 12Z22-53

0.683 inches maximum outside diameter, steel comp 1060 or steel comp 1070 or steel comp 1078 or steel comp 1080 overall material, cadmium and chromate or zinc and chromate overall surface treatment.

For pricing and availability of this lock washer submit the price quote form on the right.

Product Details

  • NSN:
    5310-00-004-5033 (5310000045033)
  • Hole Diameter:
    Between 0.382 inches and 0.393 inches
  • Material Thickness:
    Between 0.094 inches and 0.104 inches
  • End Application:
    Mrap buffalo mk2a2
  • End Application:
    Mrap buffalo mk2a2; mrap - m-atv with cs13 pop and sne; mrap - cougar cat1 a2; medium mine protected vehicle - mmpv
  • Hardness Rating:
    Between 45.0 rockwell c and 53.0 rockwell c
  • Material Specification:
    66 federal standard all material responses
  • Special Features:
    Special quality control testing
  • Surface Specification:
    Q-p-416, type2, class3 federal specification 1st treatment response or qq-z-325, type2, class2 federal specification 2nd treatment response
  • Style Designator:
    Split helical-right hand
  • Test Document:
    81349-mil-p-23199 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
  • Nondefinitive Data:
    2 style and a class
  • Departure Document:
    Material must conform to ships parts control center special quality control provisions
  • Schedule B Code:
    7318210000

Classification

Spring washers and other lock washers, iron or steel

Definition Lock Washer

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 Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
14218
FIIG:
A022B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.0000lbs
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:

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