NSN 4730-00-287-0271

Tube Coupling Nut

FSC: 4730 NIIN: 002870271

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Product Characteristics

NSN:

4730002870271

Demilitarization:

INC:

03859

Shelf Life:

N/A

Thread Class:

Thread Direction:

Right-hand

Fabrication Method:

Machined

Nut Style:

Tube coupling

Nut Height:

1.219 inches

Width Across Flats:

Between 1.984 inches and 2.016 inches

Length To Shoulder:

1.017 inches

Smallest Inside Diameter:

Between 1.347 inches and 1.350 inches

Thread Series:

Thready Qty Per Inch (tpi):

Thread Size:

1.625 inches

Tube Outside Diameter:

1.250 inches

Special Features:

Grumman a-10 aircraft

Material:

Aluminum alloy 2014

Material Specification:

Qq-a-225/4, tp t6 federal specification single material response

Surface Treatment:

Anodize

Surface Treatment Specification:

Mil-a-8625 military specification single treatment response

Demand History (Solicitations)

Solicitation	Qty	End Date	Purchase Request	Small Business
SPE7M321T8172	389	03/29/2021	0088730807	0%

Part Numbers

290-200
EATON-AEROQUIP LLC.
290-20D
EATON-AEROQUIP LLC.
720335-20
LOCKHEED MARTIN CORPORATION
731857-120
LOCKHEED MARTIN CORPORATION
8176567
U S ARMY AVIATION AND MISSILE
AN818
AERONAUTICAL STANDARDS GROUP
AN818-20D
AERONAUTICAL STANDARDS GROUP
C8176560
U S ARMY AVIATION AND MISSILE
MILF5509A
MILITARY SPECIFICATIONS

Stock Availability

Stock quantities are grouped by condition code below.

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

Notice: Availability of this item was updated on 01-09-2025 and may not reflect the most current stock quantity. Request a quote for up to date pricing and availability.