12S1-54-1AA

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-249-5987

Item Name Code

18484

Assigment Date

11/10/1969 (56 years ago)

A protective device specifically designed to prevent damage to an electrical motor due to failure of the motor to start, severe overloading of short duration, too frequent starting, high ambient temperature, high or low circuit voltages, failure of ventilation or any combination thereof. It is designed to be either automatically or manually reset. Excludes:circuit breakey; switch (1), thermostatic; heater, thermal release; and relay (1), thermal.

0.294 inches minimum and 0.306 inches maximum diameter, stud assembly stud assembly style, 1.074 inches nominal distance from engaging member to largest bearing surface of head, 0.354 inches nominal eyelet outside diameter, fillister turnlock stud head style

Product Characteristics

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

Diameter: 0.294 inches minimum and 0.306 inches maximum
Turnlock Stud Head Style: fillister
Stud Assembly Style: stud assembly
Distance From Engaging Member To Largest Bearing Surface Of Head: 1.074 inches nominal
Eyelet Outside Diameter: 0.354 inches nominal
Stud Diameter: 0.122 inches minimum and 0.128 inches maximum
Drive Type: slotted
Special Features: spring cup material is carbon stlper astm a109:spring material is wire-steel per qq-w-470(music wire):cross-pin material is carbon stl per qq-w-470(music wire)
Material: steel comp 4037 stud
Material Document And Classification: qq-s-624-4037 fed spec single material response stud
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,class 2,type ii fed spec single treatment response overall

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
12S1-54-1AA	Turnlock Fastener Stud Assembly
STSEC007AS54	Turnlock Fastener Stud Assembly

FAQs

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

What is the FSCG of the NSN 5325-00-249-5987?

The FSCG of the NSN 5325-00-249-5987 is 5325

Does the NSN 5325-00-249-5987 have a Schedule B code assigned?

Yes, the Schedule B code is 9607190000

Does NSN 5325-00-249-5987 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 5325-00-249-5987 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-249-5987 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 5325-00-249-5987 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Nov 10, 1969