MS51959-14 The MS51959-14 is a machine screw manufactured by MilSpec Products Inc. It features a 4-40 thread size and a flat countersunk head.
Mfr Part #:

MS51959-14

Available from 1 distributors
Mfr Name: MilSpec Products Inc
MilSpec Products Inc
The MS51959-14 is a machine screw manufactured by MilSpec Products Inc. It features a 4-40 thread size and a flat countersunk head.
Total Stock: 484 pcs
$ Price Range: $0.99

MS51959-14 Available from 1 distributor

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Non-Authorised
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484 pcs
484 pcs On Request 1 On Request On Request On Request On Request On Request

MS51959-14 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Head Diameter
Head Style
Thread Length

MS51959-14 Description

Short technical summary and product information.

The MS51959-14 is a military standard machine screw from MilSpec Products Inc. This screw has a fastener length ranging from 0.281 to 0.312 inches and a thread length of 0.262 to 0.312 inches. It features a flat countersunk head style with a head diameter between 0.195 and 0.225 inches.

 

The internal drive style is a cross recess type 1, and the thread diameter is 0.112 inches with 40 threads per inch (TPI). The screw material is specified as steel compliant with various standards, and it has a passivate surface treatment. The minimum tensile strength is 80,000 psi. The countersink angle is between 80.0 and 82.0 degrees. The thread series designator is UNC.

 

This component is packaged in increments of 100. It is RoHS3 compliant, has an MSL of 1 Unlimited, and is REACH unaffected. The part number is MS51959-14 and the NSN is 5305-00-763-7822.

MS51959-14 Quick Information

Product Type: Machine Screw
Series: MS51959
Canonical Name: MS51959-14 Machine Screw
Subcategory: Screws

MS51959-14 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MS51959-14 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

MS51959-14 Features

  • Flat countersunk head style.
  • 4-40 thread size, UNC series.
  • 0.281 to 0.312 inch fastener length.
  • Steel material with passivate treatment.
  • RoHS3 compliant and REACH unaffected.

MS51959-14 Applications

  • Used for flush mounting in military hardware.
  • Ideal for aerospace panel assembly applications.
  • Secures components in defense electronic enclosures.
  • Provides corrosion-resistant fastening in harsh environments.
  • Suitable for instrumentation requiring countersunk screws.

MS51959-14 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the thread size of the MS51959-14 machine screw?

The MS51959-14 machine screw has a 4-40 thread size.

What is the fastener length of the MS51959-14?

The fastener length for the MS51959-14 ranges from 0.281 to 0.312 inches.

What is the head style of the MS51959-14 screw?

The MS51959-14 screw features a flat countersunk head style.

What is the minimum tensile strength of the MS51959-14?

The minimum tensile strength for the MS51959-14 is 80,000 psi.

What material is the MS51959-14 screw made from?

The MS51959-14 screw is made from steel compliant with various standards, including steel comp 302, 303, 304, 305, or 316.

Is the MS51959-14 RoHS compliant?

Yes, the MS51959-14 is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the MS51959-14?

The Moisture Sensitivity Level (MSL) for the MS51959-14 is 1 Unlimited.

MS51959-14 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
MS51959-14
MS51959-14
Honeywell
The Honeywell MS51959-14 is a machine screw featuring a flat countersunk head and a 4-40 UNC thread. It is constructed from steel with a passivated surface treatment.
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