Mfr Part #:

IUC-256-1

The Penn Engineering IUC-256-1 is a tapered thru threaded insert designed for rapid and accurate alignment. It features a 2-56 thread size and is constructed from 300 Series Stainless Steel.

✓ Total Stock: 585 pcs

$ Price Range: $0.99

IUC-256-1 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Bristol Electronics ✓ Non-Authorised Inventory information	585 pcs On Request	585 pcs	On Request	1	On Request	On Request	2026-02-25 06:16:38	On Request	On Request

IUC-256-1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Penn Engineering
Thread Size	2-56
Type	IUC

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IUC-256-1 Description

Short technical summary and product information.

The Penn Engineering IUC-256-1 is a tapered thru threaded insert from the Types IUA, IUB, IUC series. Designed for use in tapered holes, it allows for rapid and accurate alignment prior to installation. This insert has a thread size of 2-56 and a thread code of 256, with a length code of 1.

The fastener material is 300 Series Stainless Steel, and the standard finish is Passivated and/or Tested Per ASTM. The insert is designed for light weight applications and offers a lead-free alternative. Key dimensions include a length of 0.115 inches (A), 0.141 inches (E), and 0.123 inches (C), with a minimum hole depth of 0.155 inches. The diameter is 0.118 inches (D) and 0.123 inches (F), with a taper length of 0.036 inches (R).

This component is suitable for various industries including Automotive Electronics, Consumer Electronics, Datacom and Telecom, Defense, EV and Charging, Industrial and Commercial, Medical, and Sheet Metal and Metal Enclosures.

IUC-256-1 Quick Information

Product Type: Thru Threaded Insert

Series: Tapered, Thru Threaded Inserts – Types IUA, IUB, IUC

Canonical Name: Penn Engineering IUC-256-1 Tapered Thru Threaded Insert

Subcategory: Tapered Thru Threaded Insert

IUC-256-1 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

IUC-256-1 Estimated Pricing

Qty	Low	High
1+	$0.99	$0.99

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

IUC-256-1 Features

Tapered design for accurate alignment.
2-56 thread size for small applications.
Constructed from 300 Series Stainless Steel.
Ideal for light weight designs.
Passivated and/or Tested Per ASTM finish.

IUC-256-1 Applications

Used in electronic device assembly.
Suitable for automotive applications.
Applicable in consumer electronics.
Ideal for datacom and telecom.
Useful in sheet metal enclosures.

IUC-256-1 FAQs

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

What is the thread size of the IUC-256-1 insert?

The thread size is 2-56.

What material is the IUC-256-1 insert made from?

The fastener material is 300 Series Stainless Steel.

What is the standard finish for the IUC-256-1 insert?

The standard finish is Passivated and/or Tested Per ASTM.

What is the RoHS status of the IUC-256-1?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the IUC-256-1?

The Moisture Sensitivity Level (MSL) is 1 Unlimited.

What is the REACH status for the IUC-256-1?

The REACH status is REACH Unaffected.