Model: NAS720B6-6

Assembled Washer Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.252 inches and 0.282 inches

Fastener Length

Between 0.343 inches and 0.375 inches

Head Style

Pan no. 2

Head Diameter

Between 0.256 inches and 0.270 inches

Head Height

Between 0.072 inches and 0.082 inches

Washer Quantity

Internal Drive Style

Slot

Thread Diameter

0.138 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

55000 pounds per square inch

Secondary Washer Relationship To Primary Washer

Not identical

Secondary Washer Style

Flat

Primary Washer Outside Diameter

0.253 inches

Secondary Washer Outside Diameter

0.263 inches

Primary Washer Style

Split helical ring

Primary Washer Material Thickness

0.093 inches

Secondary Washer Material Thickness

0.019 inches

Material

Copper alloy

Material Specification

Qq-b-613 federal specification single material response or qq-b-626 federal specification single material response or qq-w-321 federal specification single material response

Surface Treatment

Tin

Thread Series Designator

Unc

Specification Data

80205-nas720 professional/industrial association standard

NSN

5305-00-608-7789

Part Number

NAS720B6-6

Description

Screw,assembled Washer

CAGE

80205

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

Part NAS720B6-6 NSN 5305-00-608-7789

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06660

FIIG:

A003B0

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:

096630

UFC:

50590

LTL:

70.0

LCL:

70.0

WCC:

713

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 assembled washer screw (NSN 5305-00-608-7789) 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: 7415338550
SITC: 69433
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Other copper screws (not for wood) bolts and nuts