Aerospace Hardware Store

Aerospace

Hardware

E155-25-12D Union Nut

4730-00-098-4274

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

Request for Quote

Send us a request for quote using the form below. Our team will promptly provide you with the latest pricing and availability details.

AS9120 ISO9001 Aviation Suppliers Association Global Shipping

Featured Parts

953505-22
5305-00-854-0711
Socket Head Cap Screw
953505-23
5305-00-854-0712
Socket Head Cap Screw
953505-3
5305-00-854-0713
Socket Head Cap Screw
953505-4
5305-00-403-6684
Socket Head Cap Screw
953505-414
5305-00-054-5255
Socket Head Cap Screw
953505-478
5305-00-854-0733
Socket Head Cap Screw
953505-480
5305-00-850-7874
Socket Head Cap Screw
953505-482
5305-00-854-0561
Socket Head Cap Screw

Need Assistance?

Our catalog is extensive, but we understand that sometimes specific needs might not be immediately available. If you could not find the exact products you were searching for, we are here to help!

Contact us directly, and our team will assist you in finding the perfect solution for your requirements.

Contact Us

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping

Official Item Classification

Name
Union Nut
Part Number
E155-25-12D
(NSN) National Stock Number
4730-00-098-4274
(FSG) Federal Supply Group
47 Pipe, Tubing, Hose, And Fittings
(INC) Item Name Code
19964
(FIIG) Federal Item Identification Guide
A021A0
Date
01/01/1961 (65 years ago)

1.300 inches nominal nut height, hexagon nut style, 0.312 inches nominal shoulder width, 3b thread class, right-hand thread direction

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Shoulder Width

0.312 inches nominal

Nut Style

hexagon

Nut Height

1.300 inches nominal

Width Across Flats

1.375 inches nominal

Smallest Inside Diameter

1.625 inches nominal

Thread Series

un

Shoulder Seat Diameter

1.125 inches nominal

Thread Quantity Per Inch

12

Nominal Thread Size

1.063 inches

Maximum Working Pressure Rating And Service For Which Designed

200.0 pounds per square inch oil

Special Features

grumman a10 aircraft

Material

aluminum alloy overall

Surface Treatment

anodize overall

Replacement For

Part Number Description
4730-00-613-7351 No Name Available 01/01/1960
4730-00-785-3867 No Name Available 01/01/1960

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

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

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

0019964

Related Hardware Products

Part Number Description
015588-25-12 Union Nut
155-25-12D Union Nut
C155-25-12 Union Nut
E155-25-12D Union Nut

Frequently Asked Questions

What is the FSCG of the NSN 4730-00-098-4274?
The FSCG of the NSN 4730-00-098-4274 is 4730
Does the NSN 4730-00-098-4274 have a Schedule B code assigned?
Yes, the Schedule B code is 7616106000
Does NSN 4730-00-098-4274 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.
Does NSN 4730-00-098-4274 contain precious materials?
Precious metal content is unknown
Does NSN 4730-00-098-4274 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.
When the NSN 4730-00-098-4274 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961