Model: 31739-12D

Tube Nipple

Special Features:

Bulkhead side of hex grooved for o ring

Properties:

Thread Class
3a all ends
Connection Style
Flareless (tube) all ends
Leg Length
1.875 inches 1st end
Leg Length
0.688 inches 2nd end
Connection Type
Threaded external tube all ends
Thread Size
0.562 inches all ends
Seat Angle
12.000 degrees all ends
Outside Diameter Tube Accommodated
0.750 inches all ends
Nominallength
2.813 inches
Material
Aluminum alloy
Style Designator
Flaremess w/ bulkhead threads
Thread Series Designator
Unf all ends
NSN
4730-01-031-3278
Part Number
31739-12D
Description
Nipple,tube
CAGE
14397

A straight, one-piece fitting used to join a tube or tube fitting to another tube or tube fitting. It may have any type externally threaded tube connections of the same size on both ends and is usually shaped externally at the center to accommodate a wrench. It may include nuts, sleeves, and/or grommets.

Part 31739-12D NSN 4730-01-031-3278

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03783
FIIG:
A080B0
Concept No.:
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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
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:
051400
UFC:
29700
LTL:
77.5
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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)

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