NUT END 1 1/4-8UN-3A X 5 1/2

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-318-2401

Item Name Code

15948

Assigment Date

04/14/1990 (36 years ago)

right-hand stud thread thread direction, 3a nut thread thread class, right-hand nut thread thread direction, 2.750 inches nominal nut thread thread length, 5 stud thread thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a nut thread
Thread Class: 5 stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 2.750 inches nominal nut thread
Thread Length: 1.875 inches nominal stud thread
Overall Length: 5.500 inches nominal
End Item Identification: studs
Thread Quantity Per Inch: 7 stud thread
Thread Quantity Per Inch: 8 nut thread
Nominal Thread Size: 1.250 inches nut thread
Nominal Thread Size: 1.250 inches stud thread
Criticality Code Justification: zzzx
Material: steel
Material Document And Classification: astm a193 assn std single material response
Thread Series Designator: un nut thread
Thread Series Designator: unc stud thread
Nondefinitive Spec/Std Data: i type and a style
Departure From Cited Designator: material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
MIL-DTL-1222 TYPE I STYA GRB7	Plain Stud
MIL-DTL-1222 TYPE I STYA GRB7L1	Plain Stud
NUT END 1 1/4-8UN-3A X 5 1/2	Plain Stud
NUT END 1 1/4-8UN-3A X 5 1/2L1	Plain Stud
STUD END 1 1/4-7NC5HF-3AX5 1/2	Plain Stud
STUD END 1 1/4-7NC5HF-3AX5 1/2L1	Plain Stud

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5307-01-318-2401?

The FSCG of the NSN 5307-01-318-2401 is 5307

Does NSN 5307-01-318-2401 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 5307-01-318-2401 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-01-318-2401 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 5307-01-318-2401 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Apr 14, 1990