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
3a
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
Un
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:
DA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
115620
UFC:
59240
LTL:
65.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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