Model: K874269-011

Spline Plain Nut

Special Features:

Heat treat to 150 ksi tensile strength; external 44 tooth spline, major dia. 2.787 - 2.792 in., minor dia. 2.6656 in. , flat root; 18 equally spaced slots 0.175 - 0.180 in. Width

Properties:

Thread Class

Thread Pitch Diameters

+1.8969/+1.9021 inches

Pilot Diameter

Between 2.787 inches and 2.792 inches

Pilot Length

Between 0.370 inches and 0.380 inches

Nut Style

Spline

Nut Diameter

Between 2.787 inches and 2.792 inches

Nut Height

Between 0.570 inches and 0.580 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 34.0 rockwell c and 38.0 rockwell c

Thread Size

1.938 inches

Material

Steel comp 4340

Surface Treatment

Aluminum and chromate

NSN

5310-01-473-1363

Part Number

K874269-011

Description

Nut,plain,spline

CAGE

84955

A nut having an externally splined sleeve which holds it in position when forced into a hole of slightly smaller diameter.

Part K874269-011 NSN 5310-01-473-1363

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01861

FIIG:

A021A0

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:

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel