MS21921-8J

Tube Coupling Nut

NSN 4730-00-859-3517

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
25 EA
NIIN:
008593517

Product Features

Weapon system essential

Detail Specifications

Thread Class:
3b
Thread Direction:
Right-hand
Fabrication Method:
Any acceptable
Nut Style:
Tube coupling
Nut Height:
0.860 inches
End Application:
Rtf33-p-3/5/9 (c/ec-135, b-52h) aircraft engine. Tf33-pw-102 (c-135e, ec-135h/k/p), sh-60f asw carrier based helicopter. Mh-53e helicopter. Tf-33-p-7 (c-141 a/b) aircraft engine. Lamps mk iii landing system helicopter.
Width Across Flats:
0.875 inches
Length To Shoulder:
0.609 inches
Smallest Inside Diameter:
0.552 inches
Thread Series:
Unj
Thready Qty Per Inch (tpi):
16
Thread Size:
0.750 inches
Tube Outside Diameter:
0.500 inches
Seat Angle:
45.00 degrees
Criticality Code Justification:
Feat
Material:
Steel comp 304
Material Specification:
66 federal standard single material response
Surface Treatment:
Passivate
Specification Data:
96906-ms21921 government standard
NSN:
4730-00-859-3517
Item Name:
Nut,pipe Coupling
Cage Code:
00624

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
AS21921
Cage Code:
81343
RNCC:
3
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
AS18280
Cage Code:
81343
RNCC:
3
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
CVC4257-8J
Cage Code:
80378
RNCC:
5
RNVC:
1
RNAAC:
KE
Status:
A
MSDS:
SADC:
Part Number:
CVC4257J8
Cage Code:
80378
RNCC:
5
RNVC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
14397
RNCC:
5
RNVC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
01673
RNCC:
5
RNVC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
03647
RNCC:
5
RNVC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
81343
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
96906
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
14798
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03859
FIIG:
A021A0
Concept No.:
1
App. Key:
CX
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:
SX
CRITL:
Y

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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

End Items End applications NSN 4730-00-859-3517 is a component of

  • Sh-60f Asw Carrie Ec-135h/k/p) B-52h) Aircraft Engine. Tf33-pw-102 (c-135e Tf33-p-3/5/9 (c/ec-135
  • Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
  • Ec-135h/k/p) Aircraft Tf33-pw-102 (c-135e Engine
  • B-52h) Aircraft Tf33-p-3/5/9 (c/ec-135 Engine
  • Tf33-100 (e3a/b/c) Aircraft Engine
  • Tf-33-p-7 (c-141a/b) Aircraft Engine
  • Lamps Mk Iii Helicopter Landing System
  • Mh-53e Helicopter
  • Sof / Hh-53j/m Pave Low Helicopter
  • Sh-60f Carrier Based Asw Helicopter
  • 009393581
  • Mechanical Drive Housing
  • 013586377
  • Metal Tube Assembly
  • 013588756
  • Metal Tube Assembly
  • 013590741
  • Metal Tube Assembly
  • 013586376
  • Metal Tube Assembly
  • 013582450
  • Metallic Tube
  • 010704372
  • Linear Electro-mechanical Actuator

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Pipe Coupling Nut"

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes nut (1), tube coupling, reducing; and nut (1), union.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE ARMY Dept. of the Army
DSOR:
User:
DEPARTMENT OF THE AIR FORCE Dept. of the Air Force
DSOR:
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
User:
U.S. COAST GUARD U.s. Coast Guard
DSOR:
User:
POLAND Poland
DSOR:
User:
BRAZIL Brazil
DSOR:
User:
SPAIN Spain
DSOR:
User:
ISRAEL Israel
DSOR:
User:
SINGAPORE Singapore
DSOR:
User:
AUSTRALIA Australia
DSOR:
User:
NEW ZEALAND New Zealand
DSOR:
User:
FRANCE France
DSOR:
User:
GERMANY Germany
DSOR:
User:
REPUBLIC OF KOREA Republic of Korea
DSOR:
User:
UNITED KINGDOM United Kingdom
DSOR:
User:
PORTUGAL Portugal
DSOR:
User:
DENMARK Denmark
DSOR:
User:
NORWAY Norway
DSOR:
User:
GREECE Greece
DSOR:
User:
TURKEY Turkey
DSOR:
User:
NATO MAINTENANCE AND SUPPLY AGENCY NATO Maintenance and Supply Agency
DSOR:
Import / Export
  • Schedule B: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Classification: Nuts of iron or steel


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