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5305-01-250-2491

Find complete technical information, availability, and procurement data for: 5305-01-250-2491

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5305-01-250-2491
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-250-2491
Item Name Code
06673
Assigment Date
02/26/1987 (39 years ago)

A straight, hollow product, welded or seamless, of round, square, or any other cross section and continuous periphery, which does not conform in cross sectional dimensions to recognized pipe standards. It is designed to convey fluids, gasses, and/or semisolids. It may be rolled into coils for ease in handling. For items designed to join a tube or tube fitting to another tube, pipe, or hose or fitting, see adapter (as modified); couplig (as modified); or nipple (as modified). Excludes: tube,bent (as modified); pipe,metallic; spacer sleeve; metal bar (hollow); and items with fitting, except end protectors.

0.270 inches nominal thread length, 0.600 inches nominal fastener length, 0.176 inches minimum and 0.183 inches maximum head diameter, 3a thread class, right-hand thread direction

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
0.270 inches nominal
Fastener Length
0.600 inches nominal
Head Diameter
0.176 inches minimum and 0.183 inches maximum
Head Height
0.083 inches minimum and 0.086 inches maximum
Hole Diameter
0.036 inches nominal
First Diameter From Head
0.081 inches nominal
Second Diameter From Head
0.112 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.330 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
0.600 inches nominal
Point Style
cone
Nominal Thread Diameter
0.112 inches
Thread Quantity Per Inch
40
Hole Configuration Style
round longitudinal hole
Externally Relieved Body Diameter Quantity
2
Material
steel corrosion resisting overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
qq-p-35,type 2 fed spec single treatment response overall
Thread Series Designator
unrc

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Part Number Name
240784 Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-01-250-2491?
The FSCG of the NSN 5305-01-250-2491 is 5305
Does the NSN 5305-01-250-2491 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-250-2491 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 5305-01-250-2491 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-250-2491 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 5305-01-250-2491 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Thu, Feb 26, 1987

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