3S-1250

View detailed technical data, stock status, and sourcing information for: 3S-1250
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2990 Nonaircraft Miscellaneous Engine Accessories

National Stock Number

2990-01-648-3993

Item Name Code

50090

Assigment Date

09/23/2015 (10 years ago)

An item having a major diameter of 3 or more inches (76.2mm) other than items having spoked or sumulated spoked construction, which may be under 3 inches (76.2mm) designed to be gripped by the hand to transmit rotary motion to other devices through a center axis, fabricated in the form of a solid body with simulated spokes or a recessed surface between the rim and the hub, or it may be built up in the form of a frame having a central hub connected to the rim by the spokes. It may have reference markings in the form of dots, arrows, hairline, and the like., to indicate the relative position and\or direction of rotation of the items(s) with which it is used. It may also include an integral rathchet device. For similar items having a maximum diameter of less than 3 inches (76.2mm), see knob. For items calibrated in units or series divisions denoting relative positioning of associated devices, see dial (as modified) excludes:steering wheel

clamp on, 1.25 in 0d special features, adapter, housing, spark arrester, exhaust part name assigned by controlling agency

Product Characteristics

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

Part Name Assigned By Controlling Agency: adapter, housing, spark arrester, exhaust
Special Features: clamp on, 1.25 in 0d

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
3S-1250	Exhaust Spark Arrester Housing

FAQs

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

What is the FSCG of the NSN 2990-01-648-3993?

The FSCG of the NSN 2990-01-648-3993 is 2990

Does NSN 2990-01-648-3993 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 2990-01-648-3993 contain precious materials?

Item does not contain precious metal.

Does NSN 2990-01-648-3993 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 2990-01-648-3993 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Wed, Sep 23, 2015