HT8137-5-8ASM

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-707-2907

Item Name Code

29294

Assigment Date

01/26/2023 (3 years ago)

A fixed number of components and/or items that acquire and track signals from a constellation of orbital satellites to obtain time and three-dimensional position and velocity directly or in conjunction with sub systems of the host vehicle. Excludes:stand alone navigation systems, such as inertial navigation set.

3a thread class, flat countersunk head style, right-hand thread direction, 0.531 inches nominal thread length, 1.031 inches nominal fastener length

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: 0.531 inches nominal
Fastener Length: 1.031 inches nominal
Head Style: flat countersunk
Head Diameter: 0.6287 inches minimum and 0.6335 inches maximum
Grip Diameter: 0.3115 inches minimum and 0.3120 inches maximum
Internal Drive Style: high-torque
End Item Identification: f-15ex
Nominal Thread Diameter: 0.3125 inches
Grip Length: 0.500 inches nominal
Features Provided: o ring and cetyl alcohol lubricant and dry film lubricant
Thread Quantity Per Inch: 24
Countersink Angle: 100.0 degrees nominal
Special Features: o-ring material fluorosilicone rubber
Material: titanium alloy overall
Material Document And Classification: nas621, 6al-4v national std single material response overall
Thread Series Designator: unjf
Specification/Standard Data: 76301-st3-430 manufacturers 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
BM33024V5-8UM	Close Tolerance Screw
HT8137-5-8ASM	Close Tolerance Screw
ST3M430V5-8ASM	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-707-2907?

The FSCG of the NSN 5305-01-707-2907 is 5305

Does the NSN 5305-01-707-2907 have a Schedule B code assigned?

Yes, the Schedule B code is 8108908000

Does NSN 5305-01-707-2907 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 5305-01-707-2907 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-707-2907 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 5305-01-707-2907 was assigned to the Federal Catalog?

It was assigned 3 years ago, on Thu, Jan 26, 2023