NAS1189-02P7B

View detailed technical data, stock status, and sourcing information for: NAS1189-02P7B
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part NAS1189-02P7B to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-429-3730

Item Name Code

06657

Assigment Date

04/10/1996 (30 years ago)

A thin flat metal or plastic item of various peripheral shapes having a solid or laminated cross-section. It is designed to maintain a predetermined distance between two surfaces. For round items without a hole and having a solid rectangular cross-section use disk, solid, plain. Items with either (1) a solid (not laminated) cross-section, or (2) a non-separable laminated cross-section with one hole centrally located, must have a thickness less than 0.006 inch (0.152 mm) for items less than 1/4 inch (6.35 mm) outside diameter or shortest distance across peripheral flats, and less than 0.016 inch (0.406 mm) for items 1/4 inch (6.35 mm) or more outside diameter, or shortest distance across peripheral flats. For items with thickness greater than those indicated above, see spacer, plate; washer, flat and spacer, ring. When thickness and/or outside diameter or shortest distance across peripheral flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance. See also shim stock, laminated; shim stock assortment, gasket; and bearing, washer, thrust.

0.438 inches nominal thread length, 0.438 inches nominal fastener length, 3a thread class, 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: 0.438 inches nominal
Fastener Length: 0.438 inches nominal
Head Style: flat countersunk
Head Diameter: 0.162 inches minimum and 0.176 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.0860 inches
Thread Quantity Per Inch: 56
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: steel
Locking Feature Material: plastic polyamide (nylon)
Screw Surface Treatment: cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416,ty2,cl2 fed spec single treatment response
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
NAS1189-02P7B	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-429-3730?

The FSCG of the NSN 5305-01-429-3730 is 5305

Does the NSN 5305-01-429-3730 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-429-3730 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 5305-01-429-3730 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-429-3730 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 5305-01-429-3730 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Apr 10, 1996