Tube Coupling Nut

NSN: 4730-00-540-4363 | Model: 8491062

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.

NSN Properties and Flags

NATO Stock Number

4730-00-540-4363

DEMIL

Thread Class

Thread Direction

Right-hand

Fabrication Method

Machined

Nut Style

Tube coupling

Nut Height

0.531 inches

End Application

Grumman a10 aircraft; 23n ship, ohio class ssn (trident)

Width Across Flats

0.375 inches

Length To Shoulder

0.460 inches

Smallest Inside Diameter

0.180 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.312 inches

Tube Outside Diameter

0.125 inches

Material

Steel comp 304 or steel comp 316

Material Specification

66 federal standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35, type 1 federal specification single treatment response

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 4730-00-540-4363 Datasheet

Supply Class (FSC):

Railing Fittings Lubrication Tube Pipe Hose

Cross Reference:

8491062
AN818-2J
AN818-2J
AN818-2J
AN818-2C
10108402

Cage Codes:

U S Army Aviation and Missile (CAGE 18876)
Boeing Company, The (CAGE 76301)
Boeing Company, The (CAGE 0PXV4)
Aeronautical Standards Group (CAGE 88044)
Nimikkeistokeskus Ncb Finland (CAGE A486G)

Schedule B & Trade:

Schedule B: 7318160000 (NAICS 332722)

Nuts of iron or steel
SITC: 69421

Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, threaded, of iron or steel
End Use: 12300

Finished metal shapes

Identification:

HMIC

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

PMIC

U - Precious metal content is unknown

CRITL

- The item is an aviation critical safety item/flight safety critical aircraft part (acsi/fscap).

Freight Information:

NMFC:

093486 - Bolts, nuts or screws, noi (sub 3)
WCC:

573 - Bolts or nuts (iron or steel),(less than 35 feet)
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
Z
Quantity per pack
100
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
J2200x-
Repariability
This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $1.98 to $3.31..
Does NSN 4730-00-540-4363 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, Defense Threat Reduction Agency, Department Of The Navy, National Aeronautics and Space Administration, Finland, Poland, Brazil, Spain, Israel, Singapore, Canada, New Zealand, Germany, Republic Of Korea, Philippines, Netherlands, Italy, Denmark, Norway, Greece, and Turkey
What is the NIIN of NSN 4730-00-540-4363?
005404363 or 00-540-4363
Does NSN 4730-00-540-4363 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4730-00-540-4363?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963