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5305-00-021-7101

Find complete technical information, availability, and procurement data for: 5305-00-021-7101

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5305-00-021-7101
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-021-7101
Item Name Code
16282
Assigment Date
05/02/1967 (59 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.

0.750 inches nominal fastener length, 3a thread class, flat chamfer head style, right-hand thread direction, 0.750 inches minimum thread 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
0.750 inches minimum
Fastener Length
0.750 inches nominal
Head Style
flat chamfer
Head Diameter
0.218 inches minimum and 0.226 inches maximum
Head Height
0.134 inches minimum and 0.138 inches maximum
Locking Feature
strip threads
Internal Drive Style
hexagon
Nominal Thread Diameter
0.138 inches
Width Across Flats
0.109 inches minimum and 0.111 inches maximum
Thread Quantity Per Inch
32
Minimum Tensile Strength
800000 pounds per square inch
Hardness Rating
80.0 rockwell b nominal overall
Minimum Yield Strength
30000 pounds per square inch
Material
steel corrosion resisting overall
Material Document And Classification
66 fed std single material response overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-769-1620 No Name Available 04/12/1974
5305-00-964-0433 No Name Available 09/08/1972
5305-00-975-0964 No Name Available 11/01/1976

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
036-5-47 Socket Head Cap Screw
136834-8 Socket Head Cap Screw
LK21295-41 Socket Head Cap Screw
LP57U62J12 Socket Head Cap Screw
MS21295-41 Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-021-7101?
The FSCG of the NSN 5305-00-021-7101 is 5305
Does the NSN 5305-00-021-7101 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-021-7101 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 5305-00-021-7101 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-021-7101 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 5305-00-021-7101 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Tue, May 2, 1967

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