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NAS662-2R2

View detailed technical data, stock status, and sourcing information for: NAS662-2R2

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NAS662-2R2
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-943-5251
Item Name Code
06657
Assigment Date
02/14/1966 (60 years ago)

An item made of material having elastic properties. It may have rigid mounting facilities such as a flange(s), sleeve(s), stud(s) or the like. It is designed to isolate or dampen shock and/or vibration of a continuous or intermittent origin and serve as a support for a weapon system component to be isolated. Excludes:mount, resilient, utility; spring (as modified); bumper, nonmetallic; bumper, rubber; bushing, nonmetallic; hydraulic and pneumatic shock absorbers, dash-pots, grommets, and shock pads.

2a thread class, right-hand thread direction, 0.087 inches minimum thread length, flat countersunk head style, 0.125 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
2a
Thread Direction
right-hand
Thread Length
0.087 inches minimum
Fastener Length
0.125 inches nominal
Head Style
flat countersunk
Head Diameter
0.156 inches minimum and 0.172 inches maximum
Head Height
0.156 inches minimum and 0.172 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.086 inches
Thread Quantity Per Inch
56
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
steel comp 1010
Screw Material Document And Classification
qq-s-630 fed spec single material response
Screw Surface Treatment
cadmium and chromate
Thread Series Designator
unc
Specification/Standard Data
80205-nas662 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
NAS662-2R2 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-943-5251?
The FSCG of the NSN 5305-00-943-5251 is 5305
Does the NSN 5305-00-943-5251 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-943-5251 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 5305-00-943-5251 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-943-5251 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 5305-00-943-5251 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Mon, Feb 14, 1966

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