NSN 4730-00-859-3517

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

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Inventory

 

This product may be available in the following quantities and conditions.

  • NE: 19
  • NS: 2
  • SV: 1

Please note that inventory for this NSN was updated 04/18/2025 and may have changed since then. Request a quote for up to date pricing and availability.

Product Definition Definition of approved item name (AIN): "NUT,TUBE COUPLING"

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.

Major End Items End items to which 4730-00-859-3517 is a component of

  • N/A Linear Electro-mechanical Actuator
  • N/A Metallic Tube
  • N/A Metal Tube Assembly
  • N/A Mechanical Drive Housing
  • ERN Sh-60f Carrier Based Asw Helicopter
  • DUF Sof / Hh-53j/m Pave Low Helicopter
  • CFN Mh-53e Helicopter
  • BQN Lamps Mk Iii Helicopter Landing System
  • BQF Tf-33-p-7 (c-141a/b) Aircraft Engine
  • BBF Tf33-100 (e3a/b/c) Aircraft Engine
  • AYF B-52h) Aircraft Tf33-p-3/5/9 (c/ec-135 Engine
  • AXF Ec-135h/k/p) Aircraft Tf33-pw-102 (c-135e Engine
  • ATF Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
  • N/A 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

4730-00-859-3517 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJD
Thread Class
3b
MRC:
AAJF
Thread Direction
Right-hand
MRC:
AARN
Fabrication Method
Any acceptable
MRC:
ACTA
Nut Style
Tube coupling
MRC:
ADEA
Nut Height
0.860 inches
MRC:
AGAV
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.
MRC:
ASDB
Width Across Flats
0.875 inches
MRC:
BRQL
Length To Shoulder
0.609 inches
MRC:
BSPX
Smallest Inside Diameter
0.552 inches
MRC:
BZRR
Thread Series
Unj
MRC:
CMLP
Thready Qty Per Inch (tpi)
16
MRC:
CQJX
Thread Size
0.750 inches
MRC:
CQRJ
Tube Outside Diameter
0.500 inches
MRC:
CRRB
Seat Angle
45.00 degrees
MRC:
CRTL
Criticality Code Justification
Feat
MRC:
FEAT
Special Features
Weapon system essential
MRC:
MATT
Material
Steel comp 304
MRC:
MDCL
Material Specification
66 federal standard single material response
MRC:
SFTT
Surface Treatment
Passivate
MRC:
ZZZK
Specification Data
96906-ms21921 government standard

Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM

Part Number
Cage
RNCC
RNVC
DAC
RNAAC
Status
MSDS
SADC
Part Number:
AS21921
Cage Code:
81343
RNCC:
3
RNVC:
1
DAC:
E
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
AS18280
Cage Code:
81343
RNCC:
3
RNVC:
1
DAC:
E
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
CVC4257-8J
Cage Code:
80378
RNCC:
5
RNVC:
1
DAC:
5
RNAAC:
KE
Status:
A
MSDS:
SADC:
Part Number:
CVC4257J8
Cage Code:
80378
RNCC:
5
RNVC:
1
DAC:
6
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
14397
RNCC:
5
RNVC:
1
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
01673
RNCC:
5
RNVC:
1
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
03647
RNCC:
5
RNVC:
1
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
81343
RNCC:
3
RNVC:
2
DAC:
E
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
96906
RNCC:
5
RNVC:
9
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
00624
RNCC:
5
RNVC:
9
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MS21921-8J
Cage Code:
14798
RNCC:
5
RNVC:
9
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Indicates a design/source control reference item
Inidicates part number has been superseded

Identification Item Identification Guide (IIG) and Item Name Code (INC)

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
03859
FIIG:
A021A0
Concept No.:
1
App. Key:
CX
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
ADPE:
CRITL:
Y
Hazmat (HMIC) N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Precious Metals (PMIC) A

Item does not contain precious metal.

Criticality Y

The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restrictions or application.

Import and Export

Schedule B
NAIC
End Use
SITC
USDA
HITECH
Schedule B:
7318160000
NAICS:
332722
End Use Class:
12300
SITC:
69421
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 7318160000

Nuts Of Iron Or Steel

End Use Code 12300

Finished Metal Shapes

Standard Intl. Trade Class (SITC) 69421

Screws, Bolts, Nuts, Screw Hooks, Rivets, Washers and Similar Articles, Threaded, Of Iron Or Steel

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
093486
NMF Description:
Noi (sub 3) Nuts Or Screws Bolts
UFC:
48950
LTL:
Rating variable
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ADC:
A
ACC:
B

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 573

Bolts or nuts (iron or steel),(less than 35 feet).

Air Commodity (ACC) B

Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater.

Air Dimensions (ADC) A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Air Special Handling (SHC) 9

Other or no special handling required (sh)