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BACB30NN4K18

View detailed technical data, stock status, and sourcing information for: BACB30NN4K18

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BACB30NN4K18
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-580-9556
Item Name Code
29294
Assigment Date
12/31/2009 (16 years ago)

A hollow, airtight device used to actuate an inlet valve for regulating the level of a liquid fuel in the bowl of a carburetor,float. Excludes:float,valve.

0.420 inches minimum and 0.430 inches maximum thread length, 1.535 inches minimum and 1.565 inches maximum fastener length, 3a thread class, right-hand thread direction, flat countersunk head style

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
0.420 inches minimum and 0.430 inches maximum
Fastener Length
1.535 inches minimum and 1.565 inches maximum
Head Style
flat countersunk
Head Diameter
0.465 inches minimum and 0.510 inches maximum
Grip Diameter
0.2481 inches minimum and 0.2495 inches maximum
Internal Drive Style
cross recess type 1
Nominal Thread Diameter
0.250 inches
Grip Length
1.115 inches minimum and 1.135 inches maximum
Thread Quantity Per Inch
28
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency
bolt,100 deg,cross recess,160ksi min tensile,long thread
Material
titanium alloy overall
Surface Treatment
aluminum overall
Thread Series Designator
unjf

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
BACB30NN4K18 Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-580-9556?
The FSCG of the NSN 5305-01-580-9556 is 5305
Does the NSN 5305-01-580-9556 have a Schedule B code assigned?
Yes, the Schedule B code is 8108908000
Does NSN 5305-01-580-9556 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 5305-01-580-9556 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-580-9556 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 5305-01-580-9556 was assigned to the Federal Catalog?
It was assigned 16 years ago, on Thu, Dec 31, 2009

Professional Distribution

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  • AS9120 Quality Standards
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