Model: 28747

Externally Threaded Ring

Special Features:

Raised boss 0.187 in. H by 3.938 in. Diameter 4 lockwire holes 0.062 in. Diameter 4 places

Properties:

Thread Class

Thread Direction

Right-hand

Casehardening Indicator

Not casehardened

Overall Length

0.375 inches

Diameter

Between 0.312 inches and 0.317 inches

Thread Size

4.250-12

Bore Diameter

3.062 inches

Depth

0.375 inches

Bore Shape

Straight

Screw Thread Series Designator

Drive Type

Drilled face

Thread Location

Both ends

Accommodation Type And Quantity

4 holes

Angle Between Accommodations In Deg

90.0

Radius From Geometric Axis To Accommodation

1.750 inches

Beveled Thread

Included

Bore Annular Internal Serration

Not included

Setscrew Locking Notch

Not included

Material

Aluminum alloy qq-a-200/3, alloy 2024 temper t3511 or aluminum alloy ww-t-7700/3 alloy 2024 temper t3

Material

Aluminum alloy qq-a-200/3, alloy 2024 temper t3511 or aluminum alloy ww-t-7700/3 alloy 2024 temper t3

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625 type 2 class 1 military specification single treatment response

Surface Treatment

Anodize mil-a-8625 type 2 class 1

NSN

5365-00-385-3378

Part Number

28747

Description

Ring,externally Threaded

CAGE

99643

Part 28747 NSN 5365-00-385-3378

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:

115620

UFC:

59240

LTL:

65.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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