21789-2

Boss Elbow

NSN 4730-00-201-4705

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002014705

Detail Specifications

Thread Class:
2a 2nd end
Thread Class:
2b 1st end
Connection Style:
External seat for gasket seal (boss) 2nd end
Connection Style:
Gasket seal (boss) 1st end
Leg Length:
0.683 inches 1st end
Leg Length:
0.893 inches 2nd end
Connection Type:
Threaded external boss 2nd end
Connection Type:
Threaded internal boss 1st end
Thread Size:
0.250 inches 1st end
Thread Size:
0.625 inches 2nd end
Flow Angle:
90.0 degrees
Material:
Steel comp 303
Material Specification:
Qq-s-769, type 303se, condition a federal specification single material response
Surface Treatment:
Passivate
Surface Treatment Specification:
11-p-35 federal specification single treatment response
Thread Series Designator:
Unf all ends
NSN:
4730-00-201-4705
Item Name:
Boss Fitting
Cage Code:
17610

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
A51K9035-17
Cage Code:
26512
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
90C0001
Cage Code:
0BUJ0
RNCC:
5
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MSS21789-2
Cage Code:
62727
RNCC:
5
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22676
FIIG:
A080B0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
F

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.0 X 4.0 X 1.0
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:
052190
UFC:
30000
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Boss Fitting"

A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. The boss connections have external and/or internal machine threads (straight threads other than pipe or hose series), and are designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to join two bosses or boss fittings on items such as tanks, housings, valve fittings, and the like. Excludes elbow, tube.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
User:
SPAIN Spain
DSOR:
Import / Export
  • Schedule B: 7307929000
  • SITC: 67959
  • End Use: Iron and steel products, other
  • NAICS: 332919
  • USDA: 1

Classification: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes


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