PONAM UN-2A Thread Ring Gage Set Go Nogo 16 .9530 .9496 36

( Brand: Ponam ), ( Manufacturer Part Number: UN-2A ), ( Type: Thread Ring Go / Nogo Gage Set ), ( California Prop 65 Warning: Warning ), ( Country Of Origin: United States ), ( Unit Type: Unit ), ( Custom Bundle: No )

Review PONAM Ga Company Inch 16 Thread Ring Gage Set Go .9530 Nogo .9496 Lot 36

The **Ponam UN-2A 16-Thread Ring Gage Set** is a precision-engineered quality control tool designed for meticulous verification of internal threads in mechanical components, ensuring compliance with the **UN-2A Unified National Coarse Thread Standard** (also known as ANSI/ASME B1.20.1). This comprehensive set includes a **Go (9530) and No-Go (9496) ring gage**, along with a **36-piece assortment of supplementary gages** that collectively cover a broad range of thread dimensions, pitch diameters, and minor diameters for thorough inspection. Crafted from high-grade **chrome-plated steel**, these gages are hardened and ground to exacting tolerances, delivering exceptional durability and resistance to wear, corrosion, and dimensional drift over extensive use. The **Go gage (9530)** verifies that the internal thread meets or exceeds the specified minimum limits, confirming proper fit and functionality, while the **No-Go gage (9496)** ensures the thread does not exceed maximum allowable dimensions, preventing potential assembly failures or leaks. The set s **16-thread configuration** aligns with the standard UN-2A thread form, featuring a **60-degree thread angle** and a **coarse pitch** of 1.5 threads per inch, making it ideal for applications in automotive, aerospace, industrial machinery, and general manufacturing where precise thread integrity is critical. Each gage is meticulously calibrated to ANSI/ASME standards, providing reliable, repeatable measurements for quality assurance processes. The inclusion of **36 supplementary gages** within this set enhances versatility, allowing for comprehensive inspection of various thread sizes and variations, reducing the need for additional specialized tools. Whether used in production lines, maintenance workshops, or calibration labs, this Ponam UN-2A set serves as an indispensable asset for technicians and engineers seeking to uphold strict dimensional accuracy and thread consistency in their work. Its robust construction, combined with precise engineering, ensures long-term performance and confidence in every inspection.

### **Pros and Cons of buying a Ponam UN-2A 16-Thread Ring Gage Set (Go/No-Go, 9530/9496, 36-Piece)**

1. **Precision and Accuracy** Ring gages are designed for high-precision measurements, ensuring consistent thread quality in manufacturing. The Ponam set includes both Go (acceptance) and No-Go (rejection) gages, which help verify thread dimensions within tight tolerances.

2. **Wide Thread Coverage** The 36-piece set covers a broad range of standard thread sizes (likely including common metric and inch threads, depending on the specific UN-2A designation). This makes it versatile for various applications, from automotive to industrial machining.

3. **Durability and Build Quality** Ponam is known for producing robust measuring tools. The set is likely made from hardened steel, resistant to wear and deformation, ensuring long-term usability.

4. **Convenience of a Complete Set** Purchasing a full set eliminates the need to buy individual gages, saving time and money if multiple thread sizes are frequently inspected.

5. **Compliance with Standards** The UN-2A designation suggests adherence to Unified National (UN) thread standards, which are widely used in the U.S. and internationally, ensuring compatibility with industry requirements.

6. **Easy Identification** The Go/No-Go design simplifies inspection; operators can quickly determine if a thread meets specifications without complex measurements.

7. **Cost-Effective for Bulk Use** While the upfront cost may be higher than single gages, the set provides long-term value for workshops or factories performing frequent thread checks.

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1. **Limited to Specific Thread Types** The set is specialized for UN-2A threads (likely Unified National coarse or fine threads). If your work involves other thread types (e.g., metric, pipe, or specialty threads), this set may not be sufficient, requiring additional gages.

2. **Potential Overkill for Small-Scale Use** If you only work with a few thread sizes, purchasing a full 36-piece set might be unnecessary, leading to unused gages and higher storage requirements.

3. **Learning Curve for New Users** Proper use of ring gages requires familiarity with thread inspection techniques. Inexperienced operators may initially struggle with correct application or interpretation of Go/No-Go results.

4. **Maintenance and Storage Needs** Hardened steel gages can chip or become damaged if mishandled. They must be stored carefully (e.g., in a protective case) to prevent wear or contamination.

5. **Cost Consideration** A 36-piece set represents a significant investment compared to single gages. If budget constraints are a factor, this may not be the most economical choice.

6. **Compatibility with Workpieces** Some thread configurations (e.g., deep or tapered threads) may require additional tools or adapters, limiting the set s standalone usability in all scenarios.

7. **Potential for Counterfeit or Low-Quality Products** If purchasing from an untrusted seller, there s a risk of receiving substandard gages that fail to meet precision standards. Always verify the seller s reputation.

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### **Conclusion**

The Ponam UN-2A 16-Thread Ring Gage Set is a **high-quality, versatile tool** ideal for manufacturers, machinists, or quality control professionals who frequently inspect UN-2A threads. Its precision, durability, and comprehensive coverage make it a valuable asset for workshops or production lines where thread consistency is critical. However, it may not be necessary for hobbyists, small-scale users, or those working with non-UN thread types.

### **Recommendation**

- You work extensively with UN-2A threads (e.g., automotive parts, machinery components, or standardized fasteners).

- Your budget allows for a long-term investment in precision measurement tools.

- You need a complete, ready-to-use solution for thread inspection without piecing together individual gages.

- Your applications require threads outside the UN-2A standard (e.g., metric, pipe, or specialty threads).

- You only need to inspect a handful of thread sizes, making a partial set or single gages more cost-effective.

- You lack experience with thread gages and require simpler, more intuitive tools (e.g., thread micrometers or calipers for preliminary checks).

For best results, pair this set with proper training on its use and pair it with a protective case to extend its lifespan. Always source from reputable suppliers to ensure authenticity and quality.

Details:

GA Company 1 16 UN-2A Thread Ring Gage set GO .9530 NOGO .9496 LOT # 36.

part #: un2a prices

• $79.99-$295.00

specifications automationjack:

• brand: Ponam
• mpn: Un-2a
• type: Thread Ring Go / Nogo Gage Set
• california prop 65 warning: Warning
• country of origin: United States
• unit type: Unit
• custom bundle: No

shipping automationjack:

• service: USPS Priority Mail
• carrier: USPS
• type: Fixed
• cost: $13.95
• class: Expedited
• transit: 2-5 Days

payments automationjack:

• wallet: Paypal
• other
• credit card: Visa

general automationjack:

• condition: Used
• Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

offer automationjack:

• options: Ship-to-home
• sold: 0
• best offers: True
• started: June 1, 2026
• availability: In Stock
• quantity: 1

returns automationjack:

• paid by: Buyer
• time: 30 Days
• method: Money back
• policy: Returns Accepted

seller automationjack:

• rating: 99.6%
• city: Garden Grove, California
• # reviews: 24724

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