Model: 666137-237

Spline Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque with nonmetallic insert

Pilot Diameter

0.160 inches

Pilot Length

0.040 inches

Nut Style

Spline

Nut Diameter

0.203 inches

Nut Height

0.130 inches

Tempurature Rating

250.0 degrees fahrenheit

Thread Series

Unc

Thready Qty Per Inch (tpi)

Thread Size

0.112 inches

Material

Plastic polyamide locking insert

Material

Stainless steel nut

Surface Treatment

Passivate nut

NSN

5310-00-720-6592

Part Number

666137-237

Description

Nut,self-locking,spline

CAGE

12436

A nut having an externally splined sleeve, which holds it in position when forced into a hole of slightly smaller diameter. An integral feature is incorporated for locking.

Part 666137-237 NSN 5310-00-720-6592

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15893

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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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