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MS27039-4-35 The National Aerospace Standards MS27039-4-35 is a machine screw with a 1/4-28 UNF thread and a length of 2.251 inches. It features a pan head style and is constructed from steel with cadmium and chromate surface treatment.
Mfr Part #:

MS27039-4-35

Available from 1 distributors
Mfr Name: National Aerospace Standards
National Aerospace Standards
The National Aerospace Standards MS27039-4-35 is a machine screw with a 1/4-28 UNF thread and a length of 2.251 inches. It features a pan head style and is constructed from steel with cadmium and chromate surface treatment.
✓ Total Stock: 43 pcs
$ Price Range: $0.25

MS27039-4-35 Available from 1 distributor

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✓ Non-Authorised
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43 pcs
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MS27039-4-35 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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MS27039-4-35 Description

Short technical summary and product information.

The MS27039-4-35 is a machine screw manufactured by National Aerospace Standards. This component features a 1/4-28 UNF thread series with a right-hand thread direction and a thread class of 3A. The fastener length is specified between 2.204 and 2.251 inches, with a thread length ranging from 0.501 to 0.578 inches.

 

Constructed from steel (Comp 4037 or Comp 8630), this screw has a pan head style with a diameter between 0.473 and 0.492 inches and a height between 0.162 and 0.175 inches. The internal drive is a Cross Recess Type 1. It boasts a minimum tensile strength of 125,000 psi and a hardness rating between 26.0 and 32.0 Rockwell C.

 

The surface treatment is cadmium and chromate, compliant with QQ-P-416, Type 2, Class 3. The screw material adheres to AMS 6300 or MIL-S-6050 specifications. This part is suitable for applications requiring robust mechanical fastening with specific material and surface treatment requirements.

MS27039-4-35 Quick Information

Product Type: Machine Screw
Series: MS27039
Canonical Name: MS27039-4-35 Machine Screw
Subcategory: Machine Screw

MS27039-4-35 Compliance

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

MS27039-4-35 Estimated Pricing

Qty Low High
1+ $0.25 $0.25

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

MS27039-4-35 Features

  • 1/4-28 UNF thread series.
  • Fastener length up to 2.251 inches.
  • Steel material with cadmium and chromate treatment.
  • Pan head style with cross recess drive.
  • Minimum tensile strength of 125,000 psi.

MS27039-4-35 Applications

  • Used in aerospace applications.
  • Suitable for structural fastening.
  • Ideal for environments requiring corrosion resistance.
  • General purpose machine screw applications.

MS27039-4-35 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the thread size and class?

The screw has a 1/4-28 UNF thread with class 3A tolerance and right-hand direction.

What is the minimum tensile strength?

The minimum tensile strength is 125000 psi.

What material is the screw made of?

The screw is made of Steel Comp 4037 or Steel Comp 8630.

What surface treatment does it have?

The screw has a cadmium and chromate surface treatment per QQ-P-416, Type 2, Class 3.

What is the head style and drive?

The head style is pan with a cross recess type 1 internal drive.

What is the hardness rating?

The hardness rating is 26.0 to 32.0 Rockwell C.

What is the overall fastener length?

The overall fastener length is 2.204 to 2.251 inches.

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