Model: 51290PC20

Externally Threaded Ring

Special Features:

End opposite to drive end counterbored 0.627 to 0.629 in. Diameter by 0.080 to 0.090 in. Deep

Properties:

Thread Class

Thread Direction

Right-hand

Casehardening Indicator

Not casehardened

Width

Between 0.075 inches and 0.087 inches

Overall Length

Between 0.198 inches and 0.208 inches

Thread Size

13/16 in. -20

Bore Diameter

Between 0.564 inches and 0.566 inches

Depth

Between 0.053 inches and 0.073 inches

Bore Shape

Straight

Screw Thread Series Designator

Nef

Drive Type

Slotted face

Thread Location

Both ends

Accommodation Type And Quantity

2 slots

Angle Between Accommodations In Deg

180.0

Beveled Thread

Included

Bore Annular Internal Serration

Not included

Setscrew Locking Notch

Not included

Material

Brass, mil-b-994, comp b, 1/2 hard-canceled

Material

Copper alloy 482

NSN

5365-00-275-6047

Part Number

51290PC20

Description

Ring,externally Threaded

CAGE

10001

Part 51290PC20 NSN 5365-00-275-6047

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:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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