Aerospace Hardware Store

Aerospace

Hardware

E155-25-16D Union Nut

4730-00-098-4275

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

938272074U01
5331-01-253-3730
O-Ring
938272913U01
5331-01-373-4795
O-Ring
938273139U01
5331-00-985-0042
O-Ring
938273252U01
5331-00-444-0850
O-Ring
938273543U01
5331-01-031-8248
O-Ring
938273639U01
5331-00-448-8152
O-Ring
938273834U01
5331-01-373-3345
O-Ring
938273931U01
5331-01-078-4503
O-Ring

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
E155-25-16D
(NSN) National Stock Number
4730-00-098-4275
(FSG) Federal Supply Group
47 Pipe, Tubing, Hose, And Fittings
(INC) Item Name Code
19964
(FIIG) Federal Item Identification Guide
A021A0
Date
01/01/1963 (63 years ago)

0.188 inches minimum shoulder width, 2b thread class, right-hand thread direction, 2.720 inches nominal nut diameter, round nut style

Specs & Compatibility

Thread Class

2b

Thread Direction

right-hand

Shoulder Width

0.188 inches minimum

Nut Style

round

Nut Diameter

2.720 inches nominal

Nut Height

1.545 inches nominal

Smallest Inside Diameter

1.922 inches nominal

Thread Series

un

Shoulder Step Width

0.109 inches nominal

Shoulder Seat Diameter

1.885 inches nominal

Thread Quantity Per Inch

12

Nominal Thread Size

1.875 inches

Special Features

grumman a10 aircraft

Material

aluminum alloy 2024 nut

Material Document And Classification

qq-a-200/3,t4 fed spec single material response nut

Surface Treatment

anodize nut

Surface Treatment Document And Classification

mil-a-8625 mil spec single treatment response nut

Replacement For

Part Number Description
5310-00-887-3513 No Name Available 02/01/1987

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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
155-25-16D Union Nut
E155-25-16D Union Nut

Frequently Asked Questions

What is the FSCG of the NSN 4730-00-098-4275?
The FSCG of the NSN 4730-00-098-4275 is 4730
Does the NSN 4730-00-098-4275 have a Schedule B code assigned?
Yes, the Schedule B code is 7616106000
Does NSN 4730-00-098-4275 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 4730-00-098-4275 contain precious materials?
Item does not contain precious metal.
Does NSN 4730-00-098-4275 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 4730-00-098-4275 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963