NSN 5305-01-197-4003
High Torque Screw
Between 1.790 inches and 1.810 inches fastener length, flat chamfer head style, between 0.610 inches and 0.625 inches head diameter, head height: between 0.157 inches and 0.172 inches .
Manufacturer part number MS21125B521 for national stock number 5305011974003.
Datasheet
-
Product description
Close Tolerance Screw NSN 5305-01-197-4003.
-
MPN or Model
MS21125B521
-
Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
NMF (National Motor Freight)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.306 inches and 0.357 inches -
Fastener Length
Between 1.790 inches and 1.810 inches -
Head Style
Flat chamfer -
Head Diameter
Between 0.610 inches and 0.625 inches -
Head Height
Between 0.157 inches and 0.172 inches -
Locking Feature
Detent ball grip -
Grip Diameter
Between 0.3112 inches and 0.3117 inches -
Shank Unthreaded Hole Diameter
0.076 inches first hole and 0.086 inches first hole -
Internal Drive Style
Slot -
Thread Diameter
0.312 inches -
Grip Length
Between 1.312 inches and 1.328 inches -
Thready Qty Per Inch (tpi)
24 -
Min. Tensile Strength (psi)
63000 pounds per square inch -
Distance From Head Largest Bearing Surface To Shank Hole Center
1.677 inches first hole and 1.697 inches first hole -
Surface Finish
32.0 microinches grip -
Part Name Assigned By Controlling Agency
Navy special project -
Material
Steel comp 632 fastener -
Material Specification
Astm a580 cond. A assn standard single material response spring -
Surface Treatment
Passivate -
Surface Treatment Specification
Qq-p-35 federal specification single treatment response -
Thread Series Designator
Unjf
More from these suppliers
- 5940-00-718-1721 MPN NAS70753Stud Terminal
- 5940-00-990-1658 MPN NAS705C2Stud Terminal
- 5305-00-008-5897 MPN NAS1102E5-14Machine Screw
- 5305-00-020-3625 MPN NAS1100C06-6Machine Screw
- 5305-00-051-3614 MPN NAS1351-4-8PSocket Head Cap Screw
- 5305-00-058-9361 MPN MS51977-18Setscrew
- 5305-00-151-5701 MPN MS51861-23CTapping Screw
- 5305-00-159-5560 MPN NAS1189-08P8Socket Head Cap Screw
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.
Pricing and Availability
Get a quote for 5305-01-197-4003 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
MS21125B521 | National Aerospace Standards |
MS21125B521 | Military Standards |