Model: MS21900D20

Boss Nipple

Properties:

Thread Class
3a all ends
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Flared w/ gasket seal (boss) 1st end
Connection Type
Threaded external boss all ends
Thready Qty Per Inch (tpi)
12 all ends
Thread Size
1.625 inches all ends
Nominallength
2.000 inches
Material
Aluminum alloy
Surface Treatment
Anodize
Style Designator
Flared and flareless w/ center wrenching facility
Thread Series Designator
Unj all ends
NSN
4730-00-289-4645
Part Number
MS21900D20
Description
Nipple,boss
CAGE
96906

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 MS21900D20 NSN 4730-00-289-4645

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

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

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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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