Model: 12H3493-7

Boss Nipple

Properties:

Thread Class
3a 1st end
Connection Style
External seat for gasket seal (boss) 1st end
Connection Type
Threaded external boss 1st end
Connection Type
Threaded external boss 2nd end
Thread Size
0.438 inches 2nd end
Thread Size
0.438 inches 1st end
Nominallength
1.112 inches
Material
Steel comp 321
Material Specification
Qq-s-763 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Fps-3007, fscm 81755 mfr ref single treatment response
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end
NSN
4730-01-082-0990
Part Number
12H3493-7
Description
Nipple,boss
CAGE
81755

A straight, one-piece fitting used to join two bosses or boss fittings. Both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). It is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. The center section may be suitably shaped to accommodate a wrench.

Part 12H3493-7 NSN 4730-01-082-0990

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
26952
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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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

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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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