Model: 531-6985695-F281-2

Hose To Boss Straight Adapter

Special Features:

Nichol alloy 400, 405 or k-500

Properties:

Thread Class
2a 2nd end
Maximum Operating Temp
200.0 degrees fahrenheit single response
End Application
Ship; r.O. Unit st
Connection Style
External seat for gasket seal (boss) 2nd end
Connection Style
Gripping nipple (nose) 1st end
Connection Type
Threaded external boss 2nd end
Connection Type
Threaded external hose gripping 1st end
Thready Qty Per Inch (tpi)
12 2nd end
Maximum Operating Pressure
2000.0 pounds per square inch single response
Thread Size
3.0625 inches 2nd end
Inside Diameter Hose Accommodated
1.835 inches 1st end
Outside Diameter Hose Accommodated
2.219 inches 1st end
Nominallength
6.000 inches
Part Name Assigned By Controlling Agency
Straight end fitting
Material
Nickel alloy
Material Specification
Qq-n-281 federal specification 1st material response and qq-h286 federal specification 2nd material response
Media For Which Designed
Fuel 1st response
Media For Which Designed
Hydraulic fluid 2nd response
Thread Series Designator
Un 2nd end
NSN
4730-01-501-8736
Part Number
531-6985695-F281-2
Description
Adapter,straight,hose To Boss
CAGE
53711

An adapter having standard hose threads on one end, an incomplete part of a threaded end connection that grips the hose directly, or an unthreaded end designed to accommodate a hose. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a hose or hose fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, hose and connector, hose, bulkhead. Excludes items having flanged ends.

Part 531-6985695-F281-2 NSN 4730-01-501-8736

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22673
FIIG:
A080B0
Concept No.:
1
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:
A
ESD:
A
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

Freight Classification

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

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Schedule B and Export
  • Schedule B: 7507200000
  • SITC: 68322
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Tube or pipe fittings of nickel

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