KC144K4-8

Tube Reducer

NSN 4730-01-009-0994

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
UOM:
NIIN:
010090994

Product Features

Machined groove in flared ends to accommodate seal rings per kc103

Technical Specifications of NSN

Thread Class:
3a 2nd end
Thread Class:
3a 1st end
Reducer Type:
Concentric
Connection Style:
Flared (tube) 1st end
Connection Style:
Flared (tube) 2nd end
Connection Type:
Threaded external tube 1st end
Connection Type:
Threaded external tube 2nd end
Thread Size:
0.438 inches 1st end
Thread Size:
0.750 inches 2nd end
Seat Angle:
37.0 degrees 1st end
Seat Angle:
37.0 degrees 2nd end
Outside Diameter Tube Accommodated:
0.250 inches 1st end
Outside Diameter Tube Accommodated:
0.500 inches 2nd end
Nominallength:
2.220 inches
Material:
Steel comp 316
Material Specification:
Qq-s-763 federal specification single material response
Surface Treatment:
Passivate outside
Thread Series Designator:
Unf 1st end
Thread Series Designator:
Unf 2nd end
NSN:
4730-01-009-0994
Item Name:
Coupling,inboard
Cage Code:
22264

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
KC144C4-8
Cage Code:
22264
RNCC:
5
RNVC:
2
RNAAC:
75
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
08506
FIIG:
A080B0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Part Materials

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

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Inboard Coupling"

A straight tube fitting having a different size connection on each end. It is designed to join two tubes of different sizes. Excludes bushing (as modified).

MOE Major Organizational Entities

Entity
DSOR
User:
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION National Aeronautics and Space Administration
DSOR:
Import / Export
  • Schedule B: 7307994000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Classification: Other fittings nesoi of alloy steel not stainless


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