NAS1189E08P7B

View detailed technical data, stock status, and sourcing information for: NAS1189E08P7B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-321-2658

Item Name Code

06657

Assigment Date

06/14/1990 (36 years ago)

A grouping of two or more different types of electrical/electronic components mounted on a common mounting. It may include an assembly of electrical/electronic components mounted on multiple printed wiring board(s) mounted back to back, stacked, and the like. The item is generally a component of a subassembly and cannot be assigned a more definite item name. Excludes:items which may be identified as a subassembly. For an assembly of electrical/electronic components mounted on a single printed wiring board, see circuit card asseembly. Do not use if a more specific name applies.

3a thread class, right-hand thread direction, 0.277 inches minimum and 0.370 inches maximum thread length, flat countersunk head style, 0.407 inches minimum and 0.438 inches maximum 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: 0.277 inches minimum and 0.370 inches maximum
Fastener Length: 0.407 inches minimum and 0.438 inches maximum
Head Style: flat countersunk
Head Diameter: 0.319 inches minimum and 0.332 inches maximum
Locking Feature: patch
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: iron alloy 660
Locking Feature Material: plastic polyamide (nylon)
Screw Material Document And Classification: ams 5737 assn std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Bearing Surface Of Head Surface Finish: 32.0 microinches
Shank Surface Finish: 32.0 microinches
Thread Surface Finish: 32.0 microinches
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1189 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
NAS1189E08P7B	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-321-2658?

The FSCG of the NSN 5305-01-321-2658 is 5305

Does the NSN 5305-01-321-2658 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-321-2658 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 5305-01-321-2658 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-321-2658 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 5305-01-321-2658 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Jun 14, 1990