Model: 1665-21-9

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Free-running all metal design

Nut Height

0.656 inches

Width Across Flats

1.063 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Hardness Rating

89.5 rockwell b

Thread Size

0.750 inches

Material

Steel comp 1213

Material Specification

Qq-s-633 federal specification single material response

NSN

5310-00-426-8425

Part Number

1665-21-9

Description

Nut,self-locking,hexagon

CAGE

20076

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part 1665-21-9 NSN 5310-00-426-8425

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05277

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

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this hexagon self-locking nut (NSN 5310-00-426-8425) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

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