1. Home /
  2. FSC NSN Catalog /
  3. Hose, Pipe, Tube, Lubrication and Railing Fittings /
  4. 63551-56A

NSN 63551-56A

Tube Coupling Nut Assembly

aluminum alloy material, un screw thread series designator, 0.701 inches nominal overall length, 4.427 inches nominal outside diameter, furnished with two washers special features.

NSN 4730-01-028-7976 Datasheet

(NSN) National Stock Number
4730-01-028-7976
(FSG) Federal Supply Group
47 - Pipe, Tubing, Hose, and Fittings
(NIIN) National Item Identification Number
01-028-7976
Requires Demilitarization
Yes
(INC) Item Name Code
32836
Date
Sun, Oct 10, 1976
Material
aluminum alloy
Outside Diameter
4.427 inches nominal
Overall Length
0.701 inches nominal
Screw Thread Series Designator
un
Special Features
furnished with two washers
Style Designator
nut assembly
Surface Treatment
anodize
Thread Class
2b
Thread Direction
right-hand
Thread Size
4.250-12
Tube Outside Diameter For Which Designed
3.500 inches nominal
Working Pressure And Service Type
125.0 pounds per square inch (psi) nominal jet fuel
Working Temp And Service Type
65.0 deg fahrenheit minimum jet fuel and 160.0 deg fahrenheit maximum jet fuel

Identification

Demilitarization Code
A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Precious Metals Indicator
U - Precious metal content is unknown
Hazardous Metals Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Pseudo Item Name Code
0032836

Cross Reference

CAGE Codes

79326
Transdigm Inc Div Adelwiggins Group
U.s./canadian manufacturers
0U583
Sae International Dba Sae International
Civilian standards and standards organizations (ex:iso,din,bs,ansi)
81343
Society of Automotive Engineers Inc
U.s./canadian manufacturers
26512
Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Mission Systems
U.s./canadian manufacturers

Freight Information

Air Commodity
VZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
National Motor Freight Class Rating
W - Rating variable
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
00000
Water Commodity
576 - Metal and metal products, nos, (less than 35 feet)
National Motor Freight Classification Item Number
052200

Questions & Answers

  1. What is the FSCG of the NSN 4730-01-028-7976?

    The FSCG of the NSN 4730-01-028-7976 is 4730

  2. Does NSN 4730-01-028-7976 require demilitarization?

    Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

  3. Does NSN 4730-01-028-7976 contain precious materials?

    Precious metal content is unknown

  4. Does NSN 4730-01-028-7976 contain hazardous materials?

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

  5. When the NSN 4730-01-028-7976 was assigned to the Federal Catalog?

    It was assigned 50 years ago, on Sun, Oct 10, 1976

Globe Transparent
Get in Touch
Looking for technical parts, product details, or custom project planning? Our team has you covered with end-to-end support every step of the way.
Contact Us

Pricing & 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.

Recent Updates

Last Update: 6 hours ago
View History