Model: 3304812-1

Tube To Boss Straight Adapter

Special Features:

Drilled 0.090 in. Diameter through both walls first end for leak check; 0.750 in. Hex wrenching facility first end; second end drilled 0.080 in. Diameter through 2walls 2 places 90 degrees apart for air flow diffusion

Properties:

Thread Class
2a 2nd end
Thread Class
2b 1st end
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded internal tube 1st end
Thread Size
0.437 inches 2nd end
Thread Size
0.562 inches 1st end
Seat Angle
60.0 degrees 1st end
Outside Diameter Tube Accommodated
0.250 inches 1st end
Nominallength
1.440 inches
Material
Steel comp 303
Material Specification
Astm-a581 assn standard 1st material response and astm-a582 assn standard 2nd material response
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end
NSN
4730-01-073-1367
Part Number
3304812-1
Description
Adapter,straight,tube To Boss
CAGE
99251

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 3304812-1 NSN 4730-01-073-1367

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
70.0
LCL:
70.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307994000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of alloy steel not stainless

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