Model: MS21902W8

Boss Nipple

Properties:

Thread Class
3a all ends
End Application
16n aircraft, viking s-3a
Connection Style
External seat for gasket seal (boss) all ends
Leg Length
0.562 inches all ends
Connection Type
Threaded external boss all ends
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.750 inches all ends
Nominallength
1.375 inches
Material
Aluminum alloy 7075
Material Specification
Qq-a-225/9, t3 federal specification single material response or qq-a-367 t73 federal specification single material response
Media For Which Designed
Hydraulic fluid single response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2, class 2 military specification single treatment response
Style Designator
Flareless (tube)
Style Designator
Flareless w/ center wrenching facility
Thread Series Designator
Unjf all ends
Specification Data
81343-as18280 professional/industrial association specification
NSN
4730-00-485-4788
Part Number
MS21902W8
Description
Nipple,boss
CAGE
81343

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 MS21902W8 NSN 4730-00-485-4788

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:
SX
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:
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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