NAS1154V26

View detailed technical data, stock status, and sourcing information for: NAS1154V26
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-182-9371

Item Name Code

29294

Assigment Date

02/20/1970 (56 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

3a thread class, 1.926 inches minimum and 1.956 inches maximum fastener length, 0.291 inches minimum and 0.341 inches maximum thread length, flat countersunk head style, right-hand thread direction

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
Thread Direction: right-hand
Thread Length: 0.291 inches minimum and 0.341 inches maximum
Fastener Length: 1.926 inches minimum and 1.956 inches maximum
Head Style: flat countersunk
Head Diameter: 0.449 inches minimum and 0.507 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Grip Length: 1.615 inches minimum and 1.635 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: titanium alloy uns r54520 overall
Material Document And Classification: nas621,comp 6al-4v assn std single material response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1154 professional/industrial association standard

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
NAS1154V26	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-182-9371?

The FSCG of the NSN 5305-00-182-9371 is 5305

Does the NSN 5305-00-182-9371 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-00-182-9371 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 5305-00-182-9371 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-182-9371 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 5305-00-182-9371 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Feb 20, 1970