Yankee Hill Machine Company YHM-2189-24 Hub Direct Thread Mount 5/8×24
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Yankee Hill Machine Company hub direct-thread mount, model YHM-2189-24 (SKU YHM-2189-24). Thread pitch: 5/8×24 TPI. Stated to fit most suppressor brands. Packaged quantity: 17 (Package Qty: 17). Category: Accessory — Silencer Mounts. Availability: in stock.
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Description
Description
Product Overview
Yankee Hill Machine Company YHM-2189-24 (SKU YHM-2189-24) is a hub direct-thread mount listed under Accessory > Silencer Mounts. Verified attributes include a 5/8×24 TPI thread specification and a claim that it fits most suppressor brands; Package Qty is recorded as 17 units (source: product-276149:f002, product-276149:f004, product-276149:f009, product-276149:f010, product-276149:f008).
Why This Product
This item’s explicit thread pitch (5/8×24 TPI) is the primary purchase-determining specification for mounting and compatibility with firearm muzzles and suppressors. The attribute stating it “fits most suppressor brands” is a descriptive note present in the source facts but is not a substitute for confirming exact fit on a given host and suppressor (source: product-276149:f009, product-276149:f010).
Key Verified Specifications
- Brand / Manufacturer: Yankee Hill Machine Company (source: product-276149:f002, product-276149:f006, product-276149:f007)
- Category: Accessory — Silencer Mounts (source: product-276149:f003, product-276149:f004)
- SKU: YHM-2189-24 (source: product-276149:f013)
- Thread: 5/8×24 TPI (source: product-276149:f009)
- Claimed fit: Fits most suppressor brands (source: product-276149:f010)
- Package Qty: 17 (source: product-276149:f008, product-276149:f011)
- Availability status: in stock (source: product-276149:f014)
Appropriate Use Cases
- Supplying direct-thread mounts to workshops or dealers who stock standard 5/8×24 TPI mounts for rimfire or small-bore applications (thread specification supports selection) (source: product-276149:f009).
- Ordering multi-unit packs for inventory where large quantities (Package Qty: 17) are required for fulfillment or stocking (source: product-276149:f008).
What Customers Should Know
- The product facts specify thread pitch (5/8×24 TPI) and a general “fits most suppressor brands” attribute; they do not list material, length, required barrel thread engagement, or exact compatibility with specific suppressor models. Buyers should verify material, dimensions, and exact suppressor compatibility with the supplier prior to purchase (source: product-276149:f009, product-276149:f010).
- Confirm whether Package Qty (17) refers to retail units per carton or a bulk/dealer pack and check any special shipping or transfer requirements for your jurisdiction (source: product-276149:f008).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

