FS1046

View detailed technical data, stock status, and sourcing information for: FS1046

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FS1046
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-088-9666
Item Name Code
06657
Assigment Date
01/01/1961 (65 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.563 inches minimum and 0.625 inches maximum thread length, flat countersunk head style, 2a thread class, right-hand thread direction, 0.625 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
0.563 inches minimum and 0.625 inches maximum
Fastener Length
0.625 inches nominal
Head Style
flat countersunk
Head Diameter
0.285 inches minimum and 0.332 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.164 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
80000 pounds per square inch
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
steel comp 302 or steel comp 303 or steel comp 304
Screw Material Document And Classification
66 fed std all material responses
Screw Surface Treatment
passivate
Thread Series Designator
unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-174-3881 No Name Available 02/01/1998
5305-00-889-3137 No Name Available 11/01/1982

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FAQs

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

What is the FSCG of the NSN 5305-00-088-9666?
The FSCG of the NSN 5305-00-088-9666 is 5305
Does the NSN 5305-00-088-9666 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-088-9666 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 5305-00-088-9666 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-088-9666 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 5305-00-088-9666 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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