4M248-1

Key Washer

NSN 5310-01-184-3786

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

011843786

Product Features

Distance from wire hole center to end of tapered key 0.060 in.; distance from wire hole center to top of tapered prebent key 0.120 in.; tapered key prebent 30 degrees min, 40 degrees max; hole width across flats 0.655 in. Min, 0.670 in. Max; distance from centerline to flatted bottom of washer 0.485 in. Min, 0.515 in. Max; distance from bottom of washer to inside of prebent key 1.160 in.

Detail Specifications

Hole Diameter:

Between 0.785 inches and 0.800 inches

Outside Diameter:

1.200 inches

Tapered Key Minor Width:

0.120 inches

Overall Distance Including Keys:

Between 1.470 inches and 1.570 inches

Material Thickness:

0.063 inches

Wire Hole Diameter:

Between 0.070 inches and 0.075 inches

Material:

Aluminum alloy 2024

Material Specification:

Qq-a-250/4, t4 federal specification single material response

Surface Treatment:

Chromate

Surface Treatment Specification:

Mil-c-5541, type 2, cl 1a military specification single treatment response

NSN:

5310-01-184-3786

Item Name:

Bearing Lockwasher

Cage Code:

12829

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

4M248-1

Cage Code:

76301

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

4M248-1

Cage Code:

34336

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

4M248-1

Cage Code:

70265

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

4M248-1

Cage Code:

10630

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

M4248-1

Cage Code:

98465

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01869

FIIG:

A022B0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Pricing & Availability

Submit this form for current pricing and availability quote on part number 4m248-1 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Bearing Lockwasher"

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.