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NAS1301-10-8

View detailed technical data, stock status, and sourcing information for: NAS1301-10-8

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NAS1301-10-8
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-038-2566
Item Name Code
06660
Assigment Date
04/02/1977 (49 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.

right-hand thread direction, 0.328 inches minimum thread length, 2a thread class, pan head style, 0.468 inches minimum and 0.500 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
2a
Thread Direction
right-hand
Thread Length
0.328 inches minimum
Fastener Length
0.468 inches minimum and 0.500 inches maximum
Head Style
pan
Head Diameter
0.357 inches minimum and 0.373 inches maximum
Head Height
0.122 inches minimum and 0.132 inches maximum
Washer Quantity
2
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.190 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
55000 pounds per square inch
Secondary Washer Relationship To Primary Washer
not identical
Secondary Washer Style
flat
Primary Washer Outside Diameter
0.334 inches maximum
Secondary Washer Outside Diameter
0.338 inches minimum and 0.348 inches maximum
Primary Washer Style
split helical ring
Primary Washer Material Thickness
0.047 inches nominal
Secondary Washer Material Thickness
0.029 inches minimum and 0.035 inches maximum
Material
steel or steel comp 1020 or steel comp 1025 primary washer
Material
steel comp 1010 fastener
Material
steel secondary washer
Material Document And Classification
astm a108 assn std single material response fastener
Material Document And Classification
qq-s-698 fed spec 1st material response or mil-s-7952 mil spec 2nd material response or mil-s-7952 mil spec 3rd material response primary washer
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,cl 2 or 3 fed spec all treatment responses overall
Thread Series Designator
unc
Specification/Standard Data
80205-nas 1301 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-836-6140 No Name Available 03/01/1995

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
NAS1301-10-8 Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-01-038-2566?
The FSCG of the NSN 5305-01-038-2566 is 5305
Does the NSN 5305-01-038-2566 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-038-2566 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 5305-01-038-2566 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-038-2566 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 5305-01-038-2566 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Sat, Apr 2, 1977

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