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5305-00-505-2575

Find complete technical information, availability, and procurement data for: 5305-00-505-2575

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5305-00-505-2575
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-00-505-2575
Item Name Code
29294
Assigment Date
07/20/1974 (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.

3a thread class, right-hand thread direction, pan head style, 0.449 inches minimum and 0.479 inches maximum fastener length, 0.251 inches minimum and 0.301 inches maximum thread 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
0.251 inches minimum and 0.301 inches maximum
Fastener Length
0.449 inches minimum and 0.479 inches maximum
Head Style
pan
Head Diameter
0.357 inches minimum and 0.373 inches maximum
Head Height
0.122 inches minimum and 0.133 inches maximum
Grip Diameter
0.1885 inches minimum and 0.1895 inches maximum
Internal Drive Style
high-torque
Nominal Thread Diameter
0.190 inches
Grip Length
0.178 inches minimum and 0.198 inches maximum
Thread Quantity Per Inch
32
Minimum Tensile Strength
160000 pounds per square inch
Surface Finish
32.0 microinches bearing surface of head
Surface Finish
32.0 microinches grip
Surface Finish
32.0 microinches threads
Material
iron alloy 660 overall
Material Document And Classification
ams 5737 assn std single material response overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
Thread Series Designator
unjf
Specification/Standard Data
80205-nas1133 professional/industrial association standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5305-00-444-3464 No Name Available 01/01/1979
5305-00-505-2897 No Name Available 11/01/1991

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
5305PL1178856 Close Tolerance Screw
NAS1133E3 Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-505-2575?
The FSCG of the NSN 5305-00-505-2575 is 5305
Does the NSN 5305-00-505-2575 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-505-2575 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 5305-00-505-2575 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-505-2575 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 5305-00-505-2575 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Sat, Jul 20, 1974

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