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5305-01-033-2640

Find complete technical information, availability, and procurement data for: 5305-01-033-2640

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5305-01-033-2640
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-033-2640
Item Name Code
16282
Assigment Date
01/02/1977 (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.

1.750 inches minimum thread length, right-hand thread direction, flat chamfer head style, 3a thread class, 2.190 inches minimum and 2.250 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
1.750 inches minimum
Fastener Length
2.190 inches minimum and 2.250 inches maximum
Head Style
flat chamfer
Head Diameter
0.921 inches minimum and 0.937 inches maximum
Head Height
0.616 inches minimum and 0.625 inches maximum
Locking Feature
strip threads
Internal Drive Style
hexagon
Nominal Thread Diameter
0.625 inches
Width Across Flats
0.500 inches minimum and 0.505 inches maximum
Thread Quantity Per Inch
18
Minimum Tensile Strength
170000 pounds per square inch
Hardness Rating
38.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength
150000 pounds per square inch
Material
plastic polyamide (nylon) locking feature
Material
steel fastener
Surface Treatment
cadmium and chromate fastener
Surface Treatment Document And Classification
qq-p-416,type 2 class 2 fed spec single treatment response fastener
Thread Series Designator
unrf
Specification/Standard Data
80205-nas1351 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
NAS1351-10LL-36P Socket Head Cap Screw
TS1351-10LL36P Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-033-2640?
The FSCG of the NSN 5305-01-033-2640 is 5305
Does the NSN 5305-01-033-2640 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-033-2640 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 5305-01-033-2640 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-033-2640 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 5305-01-033-2640 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Sun, Jan 2, 1977

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