Model: MIL-F-5509

Boss Coupling

Properties:

Thread Class
3b 2nd end
Thread Class
3b 1st end
Connection Style
Gasket seal (boss) 1st end
Connection Style
Gasket seal (boss) 2nd end
Connection Type
Threaded internal boss 1st end
Connection Type
Threaded internal boss 2nd end
Thread Size
0.875 inches 1st end
Thread Size
0.875 inches 2nd end
Nominallength
1.563 inches
Material
Steel
Surface Treatment
Cadmium inside
Surface Treatment
Cadmium outside
Style Designator
Rigid, short center wrenching facility
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end
Specification Data
81343-as4875 professional/industrial association standard and 80205-nas424 professional/industrial association standard
NSN
4730-00-278-8865
Part Number
MIL-F-5509
Description
Coupling,boss
CAGE
81349

A straight one-piece fitting 12 inches (304 mm) long or under having the same size fitting on each end (straight machine threads other than pipe or hose series). It may have internal threads on both ends or internal threads on one end and external threads on the other designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It is designed to join two bosses or boss fittings. Excludes items having external threaded connections on both ends.

Part MIL-F-5509 NSN 4730-00-278-8865

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
26953
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:
A
ESD:
ESD:
MMAC:
SX
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
50.0
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7307992000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Freight Class: Other fittings nesoi of iron or nonalloy steel

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