Model: MS51415-9

Lock Washer

Properties:

Hole Diameter

Between 0.509 inches and 0.523 inches

Outside Diameter

0.873 inches

Material Thickness

0.125 inches

End Application

Mrap - cougar cat1 a2

Hardness Rating

Between 45.0 rockwell c and 53.0 rockwell c

Heat Treatment

Quenched and tempered

Material

Steel comp 1060 or steel comp 1064 or steel comp 1065 or steel comp 1566 or steel comp 1069 or steel comp 1070 or steel comp 1074 or steel comp 1075 or steel comp 1078 or steel comp 1080

Material Specification

66 federal standard all material responses

Surface Treatment

Zinc and chromate or zinc

Surface Treatment Specification

Astm b633, type 2, cl 3 assn standard 1st treatment response or astm a153 assn standard 2nd treatment response

Style Designator

Split helical-right hand

Nondefinitive Specification/std Data

A class and 2 style

NSN

5310-01-216-7390

Part Number

MS51415-9

Description

Washer,lock

CAGE

96906

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 MS51415-9 NSN 5310-01-216-7390

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

14218

FIIG:

A022B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

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