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  6. HMK Series - 2.54mm Pitch PCB Dual Curve Connector

HMK Series - 2.54mm Pitch PCB Dual Curve Connector

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IEH・HMK Series

last updated:Sep 07, 2026

MEIHO Electronics Co., Ltd. Head office:Nagoya, Japan   Tokyo branch:Chiyoda-ku, Tokyo
MEIHO Electronics Co., Ltd. Head office:Nagoya, Japan Tokyo branch:Chiyoda-ku, Tokyo
  • Special site
  • Official site

2.54mm pitch MIL-DTL-55302 hyperboloid (hyperbolic) PCB connector

Implementing reliable PCB connectors for aerospace and MIL-spec electronic devices is essential. IEH's hyperbolic products have been in use for over 40 years and continue to lead the industry in design, innovation, and reliability, even in the most demanding applications. No matter what your specifications are, you can sort and search by attributes such as gender, contact range, and terminal type using the comprehensive catalog provided by IEH Corp. We also offer additional information about our extensive product range in several detailed catalogs. Each catalog includes data sheets, charts, and more. When it comes to PCB connectors that deliver excellent performance across all applications, think IEH.

    Board to Board Connectors
HMK.jpg

HMK Series - 2.54mm Pitch PCB Dual Curve Connector

HMK.jpg
HMK.jpg
  • Special site - Product/service details - https://pr.mono.ipros.com/meiho-oa/product/

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basic information

• 2.54mm (0.100”) pitch • High density • 2, 3, 4 & 5 rows • 17-490 contacts • Ultra low insertion and extraction force • Shock and vibration resistant • 100,000 insertion/extraction cycles or more • Low contact resistance • Increased current capacity • High reliability

Price range

Please contact us for details

Delivery Time

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Applications/Examples of results

It is ideal for equipment used in harsh environments such as aerospace, defense, construction machinery, industrial equipment, and analytical devices.

catalog(10)

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2.54mm pitch PCB dual-surface connector 'HMK Series'

2.54mm pitch PCB dual-surface connector 'HMK Series'

PRODUCT
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IEH Digest Catalog

IEH Digest Catalog

CATALOG
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Power and Signal Hybrid Hyperbolic Connector "HBH Series"

Power and Signal Hybrid Hyperbolic Connector "HBH Series"

PRODUCT
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IEH Hyperboloid (Hyperbolic Surface) Contact Catalog

IEH Hyperboloid (Hyperbolic Surface) Contact Catalog

PRODUCT
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High-speed communication hyperbolic connectors "HKC/HKX series"

High-speed communication hyperbolic connectors "HKC/HKX series"

PRODUCT
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2.54mm pitch PCB dual-surface connector 'HGM Series'

2.54mm pitch PCB dual-surface connector 'HGM Series'

PRODUCT
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1.90mm pitch PCB hyperbolic connector 'HMM Series'

1.90mm pitch PCB hyperbolic connector 'HMM Series'

PRODUCT
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1.90mm pitch PCB hyperbolic connector 'HRM Series'

1.90mm pitch PCB hyperbolic connector 'HRM Series'

PRODUCT
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2.54mm pitch PCB dual-surface connector 'HGC/HGS series'

2.54mm pitch PCB dual-surface connector 'HGC/HGS series'

PRODUCT
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1.27mm pitch PCB dual-surface connector 'HVM Series'

1.27mm pitch PCB dual-surface connector 'HVM Series'

PRODUCT
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News about this product(5)

We will be exhibiting at DSEI Japan 2027.

  • Seminar・Event

DSEI Japan is one of the largest international exhibitions in Japan focused on the defense and security sector, held every two years. Reflecting the growing interest in the defense industry in recent years, it will be held on a larger scale than ever before. This time, we will focus on showcasing products from manufacturers of defense-related components and materials, who are also our partners. Our booth is located in Hall 2, H2-144. We look forward to your visit.

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The new promotional video for IEH has been completed.

  • Product news

The promotional video for our handling manufacturer, IEH Corporation, has been updated. In addition to explaining the structure and benefits of the hyperbolic contact, which is the biggest feature of their products, the main applications are clearly described. We have uploaded it to the related link below, so please take this opportunity to check it out.

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Achievements in space development exceeding 50 years.

IEH - Over 50 Years of Contribution to Space Development

  • Product news

Our partner manufacturer, IEH Corporation, has been contributing to space development for over 50 years. To commemorate this, special content has been uploaded, so please check it out through the related links below. From the Apollo program to SpaceX, you can explore over 50 years of achievements in space development and related products.

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IEH Hyperboloid Contact Catalog

The IEH Hyperboloid (Double Surface) Contact Catalog has been updated.

  • Product news

We also offer individual contacts that maintain the performance of the highly reliable IEH Hyperboloid. The contact catalog has been updated to the latest version. 【Features】 ■ Durability against shock and vibration ■ Supports over 100,000 insertions and removals ■ Very low contact resistance ■ Smooth insertion and removal even with multiple poles

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Companynews list (9)

Company information

MEIHO

MEIHO Electronics Co., Ltd. Head office:Nagoya, Japan Tokyo branch:Chiyoda-ku, Tokyo

Trading company/Wholesale

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  • Special site
  • Official site
Phone number/address

We offer proposal sales to solve your problems, including connectors for special applications such as MIL SPEC, underwater, and airtight types, as well as conceptual design and manufacturing of production systems. Our headquarters is located in Nagoya City, Aichi Prefecture, and we have a sales office in Chiyoda Ward, Tokyo.

Product/Service List (87)

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