Mfr Part #:

NAS1102-4-7

Mfr Name: QPL

The NAS1102-4-7 is a machine screw from QPL with a 0.438 inch length and a 1/4-28 UNF thread. It features a flat countersunk head and a cadmium and chromate surface treatment.

✓ Total Stock: 225 pcs

$ Price Range: $0.99

NAS1102-4-7 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Braun Electronic Components ✓ Non-Authorised Inventory information	225 pcs On Request	225 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

NAS1102-4-7 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	QPL
Head Style	Flat Countersunk
SVHC Present	Not Present

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NAS1102-4-7 Description

Short technical summary and product information.

This NAS1102-4-7 machine screw from QPL is designed for robust fastening applications. It measures 0.438 inches in length with a nominal thread diameter of 0.250 inches and features a 1/4-28 UNF thread series with a 3A thread class.

The screw has a flat countersunk head style with a countersink angle between 99.0 and 101.0 degrees. The head diameter ranges from 0.442 to 0.507 inches. It is constructed from steel, with material specifications potentially meeting various MIL-SPEC or AMS standards, including Mil-s-5000 and Ams 6300.

The surface treatment is cadmium and chromate, conforming to QQ-P-416 Type 2, Class 3. The minimum tensile strength is rated at 160,000 psi, and the hardness rating is between 36.0 and 40.0 Rockwell C. The internal drive style is Torque Set.

This component is packaged in minimum quantities of 50. It is suitable for applications requiring high tensile strength and specific material and surface treatment compliance.

NAS1102-4-7 Quick Information

Product Type: Machine Screw

Series: NAS1102

Canonical Name: NAS1102-4-7 Machine Screw

Subcategory: Screws

NAS1102-4-7 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

NAS1102-4-7 Estimated Pricing

Qty	Low	High
1+	$0.99	$0.99

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

NAS1102-4-7 Features

0.438 inch fastener length.
1/4-28 UNF thread series.
Flat countersunk head style.
Steel material with Cadmium and Chromate treatment.
Minimum tensile strength of 160,000 psi.

NAS1102-4-7 Applications

Used in aerospace applications.
Suitable for high-strength fastening.
Requires specific material compliance.
Ideal for countersunk mounting.

NAS1102-4-7 FAQs

7 frequently asked questions generated from this part’s specifications.

What is the thread size and class of NAS1102-4-7?

0.250-28 UNF-3A.

What is the length of this screw?

0.438 inches.

What is the head style?

Flat countersunk.

What is the drive style?

Torque Set.

What is the minimum tensile strength?

160,000 psi.

What material is the screw made from?

Steel Comp E4340, 8740, 8735, 6150, 4140, or 4037.

What is the surface treatment?

Cadmium and chromate per QQ-P-416, Type 2, Class 3.

NAS1102-4-7 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.

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MS51959-13

Military Spec

The MS51959-13 is a flat countersunk head machine screw from Military Spec, featuring a 0.25" length and passivate surface treatment. It is designed for mechanical applications requiring reliable fastening.

View Part