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5305-00-488-5921

Find complete technical information, availability, and procurement data for: 5305-00-488-5921

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5305-00-488-5921
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-488-5921
Item Name Code
06657
Assigment Date
05/28/1970 (56 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

3a thread class, flat countersunk head style, 1.194 inches minimum and 1.318 inches maximum thread length, right-hand thread direction, 1.313 inches minimum and 1.375 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
1.194 inches minimum and 1.318 inches maximum
Fastener Length
1.313 inches minimum and 1.375 inches maximum
Head Style
flat countersunk
Head Diameter
0.231 inches minimum and 0.279 inches maximum
Internal Drive Style
torque set
Nominal Thread Diameter
0.138 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
140000 pounds per square inch
Hardness Rating
248.0 brinell standard minimum and 341.0 brinell standard maximum
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Screw Material
iron alloy 660
Screw Material Document And Classification
ams 5735 assn std single material response
Screw Surface Treatment
passivate
Screw Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response
Thread Series Designator
unjc
Specification/Standard Data
80205-nas1102 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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-01-014-8312 No Name Available 03/01/1993

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
5305004885921 Machine Screw
NAS1102C06-22 Machine Screw
NAS1102E06-22 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-488-5921?
The FSCG of the NSN 5305-00-488-5921 is 5305
Does the NSN 5305-00-488-5921 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-488-5921 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 5305-00-488-5921 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-488-5921 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 5305-00-488-5921 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Thu, May 28, 1970

Professional Distribution

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