Model: 271855

Tube To Boss Straight Adapter

Properties:

Thread Class
3a 1st end
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Flared (tube) 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external tube 1st end
Thread Size
0.438 inches 1st end
Thread Size
0.500 inches 2nd end
Seat Angle
37.0 degrees 1st end
Outside Diameter Tube Accommodated
0.250 inches 1st end
Nominallength
1.549 inches
Material
Aluminum
Material Specification
Qq-a-225/6, comp 2024, t4 federal specification single material response
Surface Treatment
Anodize inside
Surface Treatment
Anodize outside
Surface Treatment Specification
Mil-a-8625 military specification single treatment response inside
Surface Treatment Specification
Mil-a-8625 military specification single treatment response outside
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end
NSN
4730-00-865-8998
Part Number
271855
Description
Adapter,straight,tube To Boss
CAGE

An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.

Part 271855 NSN 4730-00-865-8998

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22675
FIIG:
A080B0
Concept No.:
1
App. Key:
A
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:
051400
UFC:
29700
LTL:
77.5
LCL:
77.5
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

Pricing & Availability Check

Submit this form for stock availability and pricing.
Part Number:
Quantity:
Email Address:
Phone Number:
Your Name:
Company:

How to Order  

Ordering from buyaircraftparts.com

If you would like to order this tube to boss straight adapter (NSN 4730-00-865-8998) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours: 08:00-18:00 Eastern Standard Time
Phone: +1 470-231-0824
Email: Contact Form »
Schedule B and Export
  • Schedule B: 7609000000
  • SITC: 68427
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)

Highest Rated Parts
Recently Purchased Parts
Hot Parts