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5306-01-194-4988

Find complete technical information, availability, and procurement data for: 5306-01-194-4988

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5306-01-194-4988
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-01-194-4988
Item Name Code
27851
Assigment Date
11/14/1984 (41 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, 0.615 inches minimum and 0.635 inches maximum thread length, 3a thread class, 1.178 inches minimum and 1.198 inches maximum fastener length, hexagon 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
0.615 inches minimum and 0.635 inches maximum
Fastener Length
1.178 inches minimum and 1.198 inches maximum
Head Style
hexagon
Head Height
0.178 inches minimum and 0.198 inches maximum
Width Between Flats
0.552 inches minimum and 0.572 inches maximum
Hole Diameter
0.060 inches minimum and 0.080 inches maximum
Grip Diameter
0.2485 inches minimum and 0.2495 inches maximum
Nominal Thread Diameter
0.250 inches
Grip Length
0.543 inches minimum and 0.583 inches maximum
Hole Quantity
2
Hole Type
drilled
Thread Quantity Per Inch
28
Hole Configuration Style
hexagon corners
Surface Finish
63.0 microinches bearing surface of head
Surface Finish
63.0 microinches grip
Material
steel comp xm-13 overall
Material Document And Classification
ams 5629 assn std single material response 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
L3400057-005 Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-194-4988?
The FSCG of the NSN 5306-01-194-4988 is 5306
Does the NSN 5306-01-194-4988 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-194-4988 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 5306-01-194-4988 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-01-194-4988 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 5306-01-194-4988 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Wed, Nov 14, 1984

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