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5305-00-522-9629

Find complete technical information, availability, and procurement data for: 5305-00-522-9629

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5305-00-522-9629
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-522-9629
Item Name Code
29294
Assigment Date
08/23/1974 (51 years ago)

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

right-hand thread direction, 0.444 inches minimum and 0.494 inches maximum thread length, 1.142 inches minimum and 1.172 inches maximum fastener length, 3a thread class, 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
0.444 inches minimum and 0.494 inches maximum
Fastener Length
1.142 inches minimum and 1.172 inches maximum
Head Style
flat countersunk
Head Diameter
0.497 inches minimum and 0.507 inches maximum
Grip Diameter
0.2490 inches minimum and 0.2495 inches maximum
Shank Unthreaded Hole Diameter
0.076 inches minimum and 0.081 inches maximum first hole
Internal Drive Style
high-torque
Nominal Thread Diameter
0.250 inches
Grip Length
0.678 inches minimum and 0.698 inches maximum
Thread Quantity Per Inch
28
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Distance From Head Largest Bearing Surface To Shank Hole Center
1.021 inches minimum and 1.061 inches maximum first hole
Material
steel corrosion resisting overall
Surface Treatment
passivate overall
Thread Series Designator
unjf

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11905-4LD11 Close Tolerance Screw
HT4025L4D11 Close Tolerance Screw
ST3M454-4DL11 Close Tolerance Screw
ST3M454-4LD11 Close Tolerance Screw
WC4025L-4D11 Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-522-9629?
The FSCG of the NSN 5305-00-522-9629 is 5305
Does the NSN 5305-00-522-9629 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-522-9629 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 5305-00-522-9629 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-522-9629 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 5305-00-522-9629 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Fri, Aug 23, 1974

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