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5305-01-121-8474

Find complete technical information, availability, and procurement data for: 5305-01-121-8474

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5305-01-121-8474
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-121-8474
Item Name Code
06657
Assigment Date
11/10/1981 (44 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

fillister head style, 0.563 inches minimum and 0.625 inches maximum thread length, 2a thread class, 0.625 inches minimum fastener length, 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
2a
Thread Direction
right-hand
Thread Length
0.563 inches minimum and 0.625 inches maximum
Fastener Length
0.625 inches minimum
Head Style
fillister
Head Diameter
0.250 inches minimum and 0.270 inches maximum
Head Height
0.102 inches minimum and 0.113 inches maximum
Internal Drive Style
slot
Nominal Thread Diameter
0.164 inches
Thread Quantity Per Inch
32
Minimum Tensile Strength
80000 pounds per square inch
Screw Material
steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385
Screw Surface Treatment
passivate
Screw Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response
Thread Series Designator
unc
Nondefinitive Spec/Std Data
1 type and 4s style

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
0407-278 Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-121-8474?
The FSCG of the NSN 5305-01-121-8474 is 5305
Does the NSN 5305-01-121-8474 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-121-8474 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 5305-01-121-8474 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-121-8474 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 5305-01-121-8474 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Tue, Nov 10, 1981

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