NSN 5305-00-543-6585
High Torque Screw
1.528 inches fastener length, flat countersunk head style, between 0.350 inches and 0.399 inches head diameter, grip diameter: between 0.2485 inches and 0.2495 inches .
Manufacturer part number NAS1581A4H18 for national stock number 5305005436585.
Datasheet
-
Product description
Close Tolerance Screw NSN 5305-00-543-6585.
-
MPN or Model
NAS1581A4H18
-
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
0.403 inches -
Fastener Length
1.528 inches -
Head Style
Flat countersunk -
Head Diameter
Between 0.350 inches and 0.399 inches -
Grip Diameter
Between 0.2485 inches and 0.2495 inches -
Internal Drive Style
High-torque -
Thread Diameter
0.250 inches -
Grip Length
Between 1.115 inches and 1.135 inches -
Thready Qty Per Inch (tpi)
28 -
Min. Tensile Strength (psi)
160000 pounds per square inch -
Hardness Rating
36.0 rockwell c and 40.0 rockwell c -
Countersink Angle
Between 99.0 degrees and 100.0 degrees -
Material
Steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 -
Material Specification
Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-8503 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-6049 military specification 5th material response -
Surface Treatment
Cadmium -
Surface Treatment Specification
Qq-p-416, type 2 class 2 federal specification single treatment response -
Thread Series Designator
Unjf -
Specification Data
80205-nas1581 professional/industrial association standard
More from these suppliers
- 5940-00-833-5836 MPN NAS1063A2-802Terminal Board Marker Strip
- 5940-01-384-3971 MPN NAS1063D2-2Terminal Board Marker Strip
- 5940-01-451-4408 MPN NAS1063A10-105BXTerminal Board Marker Strip
- 5940-01-451-4411 MPN NAS1063A2-107ALTerminal Board Marker Strip
- 5305-00-069-2597 MPN MS35202-71Machine Screw
- 5305-00-069-4914 MPN NAS1404-12Machine Screw
- 5305-00-150-3319 MPN NAS1135C6Close Tolerance Screw
- 5305-00-226-3631 MPN NAS1123-15Close Tolerance 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 5305-00-543-6585 close tolerance screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
NAS1581A4H18 | National Aerospace Standards |
NAS1581A4H18T | National Aerospace Standards |