NSN 4730-00-287-0271

Tube Coupling Nut
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002870271

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Inventory

 

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

  • NS: 290
  • NE: 1350
  • AR: 5
  • SV: 1

Please note that inventory for this NSN was updated 01/09/2025 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.

4730-00-287-0271 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
AAJD
Thread Class
3b
MRC:
AAJF
Thread Direction
Right-hand
MRC:
AARN
Fabrication Method
Machined
MRC:
ACTA
Nut Style
Tube coupling
MRC:
ADEA
Nut Height
1.219 inches
MRC:
ASDB
Width Across Flats
Between 1.984 inches and 2.016 inches
MRC:
BRQL
Length To Shoulder
1.017 inches
MRC:
BSPX
Smallest Inside Diameter
Between 1.347 inches and 1.350 inches
MRC:
BZRR
Thread Series
Un
MRC:
CMLP
Thready Qty Per Inch (tpi)
12
MRC:
CQJX
Thread Size
1.625 inches
MRC:
CQRJ
Tube Outside Diameter
1.250 inches
MRC:
FEAT
Special Features
Grumman a-10 aircraft
MRC:
MATT
Material
Aluminum alloy 2014
MRC:
MDCL
Material Specification
Qq-a-225/4, tp t6 federal specification single material response
MRC:
SFTT
Surface Treatment
Anodize
MRC:
STDC
Surface Treatment Specification
Mil-a-8625 military specification single treatment response

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:
AN818-20D
Cage Code:
88044
RNCC:
2
RNVC:
2
DAC:
E
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
AN818
Cage Code:
88044
RNCC:
4
RNVC:
1
DAC:
E
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
290-20D
Cage Code:
00624
RNCC:
5
RNVC:
1
DAC:
X
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
290-200
Cage Code:
00624
RNCC:
C
RNVC:
1
DAC:
5
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
720335-20
Cage Code:
56232
RNCC:
5
RNVC:
9
DAC:
1
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
8176567
Cage Code:
18876
RNCC:
5
RNVC:
9
DAC:
3
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
C8176560
Cage Code:
18876
RNCC:
5
RNVC:
9
DAC:
3
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
731857-120
Cage Code:
56232
RNCC:
5
RNVC:
9
DAC:
3
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
MILF5509A
Cage Code:
81349
RNCC:
5
RNVC:
9
DAC:
X
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
AN818-20D
Cage Code:
32142
RNCC:
5
RNVC:
9
DAC:
6
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
Part Number:
AN818-20D
Cage Code:
14798
RNCC:
5
RNVC:
9
DAC:
E
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
AN818-20D
Cage Code:
71563
RNCC:
5
RNVC:
9
DAC:
5
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:
U
ESD:
ESD:
ADPE:
CRITL:
X
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) U

Precious metal content is unknown

Criticality X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Import and Export

Schedule B
NAIC
End Use
SITC
USDA
HITECH
Schedule B:
7609000000
NAICS:
332919
End Use Class:
12300
SITC:
68427
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 7609000000

Aluminum Tube Or Pipe Fittings (couplings, Elbows Sleeves)

End Use Code 12300

Finished Metal Shapes

Standard Intl. Trade Class (SITC) 68427

Aluminum and Aluminum Alloy Tube and Pipe Fittings (e.g. Couplings, Elbows and Sleeves)

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
013540
NMF Description:
Alum Nuts
UFC:
05680
LTL:
70.0
LCL:
--
WCC:
576
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) 576

Metal and metal products, nos, (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)