Model: 17-20220-1

Externally Threaded Ring

Special Features:

W/2.802 in. Diameter counterbore cut 0.104 in. Deep into id on end opposite drive end

Properties:

Thread Class

Thread Direction

Right-hand

Casehardening Indicator

Not casehardened

Width

0.125 inches

Overall Length

0.469 inches

Thread Size

3-1/8 in. -12

Bore Diameter

2.705 inches

Depth

0.063 inches

Bore Shape

Straight

Screw Thread Series Designator

12n

Drive Type

Slotted face

Thread Location

End opposite drive end

Accommodation Type And Quantity

4 slots

Angle Between Accommodations In Deg

90.0

Beveled Thread

Included

Bore Annular Internal Serration

Not included

Setscrew Locking Notch

Not included

Material

Bronze manganese, qq-b-728, class a, comp 1/2 hard

Material

Copper alloy 675

Fsc Application Data

Catapult, aircraft launching

NSN

5365-00-664-0821

Part Number

17-20220-1

Description

Ring,externally Threaded

CAGE

80020

Part 17-20220-1 NSN 5365-00-664-0821

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

08417

FIIG:

T252-D

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:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

92.5

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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