Model: HY-519-27

Spline Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Pilot Diameter

Between 0.228 inches and 0.231 inches

Pilot Length

Between 0.045 inches and 0.055 inches

Counterbore Diameter

0.183 inches first end and 0.193 inches first end

Nut Style

Spline

Nut Diameter

Between 0.309 inches and 0.315 inches

Nut Height

0.312 inches

Nut Counterbore Depth

0.214 inches first end and 0.224 inches first end

Thread Series

Unc

Thready Qty Per Inch (tpi)

Thread Size

0.164 inches

Part Name Assigned By Controlling Agency

Navy special project

Material

Copper alloy

Material Specification

Qq-b-626, alloy 385, 1/2h federal specification single material response

Surface Treatment

Nickel

Surface Treatment Specification

Qq-n-290, class1, type 6 federal specification single treatment response

NSN

5310-01-165-1304

Part Number

HY-519-27

Description

Nut,plain,spline

CAGE

02KE8

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

Part HY-519-27 NSN 5310-01-165-1304

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093460

UFC:

48930

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7415290000
SITC: 69432
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Copper screws, nuts, bolts, rivets, and other fasteners not threaded