Description
FallTech 8366 is a D-ring extender (steel snap hook and d-ring). FallTech describes it: "Designed to make connections easier, this dorsal D-ring extender improves over-the-shoulder reach for quick, hassle-free SRL and lanyard attachment. Built with rugged polyester webbing and durable steel hardware, it's made for lasting convenience—so you can stay focused, not work harder." Published figures: ANSI user capacity 130-310 lb; OSHA user capacity 130-425 lb; static strength 5,000 lb minimum. Standards FallTech names: ANSI Z359.11-2021, OSHA 1926.502, OSHA 1910.66. Sold by the piece; FallTech ships 10 to a carton. Part numbers 8202, 8366, 836616, 836624. Ships in 1–2 business days; most orders arrive in 3–7 business days.
FallTech 8366 specifications
| Item | FallTech data |
|---|---|
| Part numbers | 8202, 8366, 836616, 836624 |
| Series | D-ring Extender |
| Product type | D-Ring Extenders |
| FallTech title | Dorsal D-ring Extender with Steel Snap Hook |
| FallTech product type | Polyester Web |
| FallTech descriptor | Steel snap hook and D-ring |
| Lifeline or lanyard material | Polyester Webbing |
| Static Strength | 5,000 lb min. |
| ANSI User Capacity | 130 to 310 lb max. |
| OSHA User Capacity | 130 to 425 lb max. |
| Webbing | Polyester; 5,000 lb min. static strength |
| D-ring | Plated alloy steel; 5,000 lb min. static strength |
| Connector | Plated alloy steel; 5,000 lb min. static strength with 3,600 lb gate strength |
| FallTech lengths by part number | 8202 14"; 836616 16"; 8366 18"; 836624 24" |
| Weight | 1.2–1.6 lb by part number (FallTech Jan 1 2026 list price book) |
| Carton quantity | 10 per carton (FallTech Jan 1 2026 list price book); sold by the piece |
| UPC | 8202 848013062970; 8366 848013052001; 836616 848013044211; 836624 848013044686 |
Source: FallTech product page https://www.falltech.com/product/8366/; FallTech Jan 1 2026 list price book (weight, carton quantity, UPC).
Ratings and standards
| Standard or rating | As published by FallTech |
|---|---|
| ANSI/ASSP Z359.11, safety requirements for full body harnesses, 2021 edition | Named by FallTech (falltech.com page; declaration of conformity B0424209 (4/24/2024)). |
| OSHA 29 CFR 1926.502, fall protection systems criteria and practices (construction) | Named by FallTech (falltech.com page). |
| OSHA 29 CFR 1910.66, powered platforms for building maintenance | Named by FallTech (falltech.com page). |
| User capacity | ANSI 130-310 lb; OSHA 130-425 lb, as FallTech publishes it (the ANSI figure is the ANSI/ASSP Z359 test range; the OSHA figure is FallTech's rating under 29 CFR 1926.502). |
| Static strength | 5,000 lb minimum, as FallTech publishes it. |
Source: FallTech product page https://www.falltech.com/product/8366/; FallTech declarations of conformity linked under Documents. Ratings are as published by the manufacturer or the named standard, not a recommendation for any task; the end user decides suitability and fall clearance for the job.
Documents
- Instruction Manual: FallTech instruction manual MDRE01 Rev E 061919 EN ES FR (PDF, 47 pages)
- Declaration of Conformity (ANSI): FallTech declaration of conformity B0424209 DOC (PDF, 2 pages)
- FallTech guidance (title only; opens falltech.com): Fall Clearance 101: How to Calculate Safe Distances
Source: FallTech product page document links. Each link opens the FallTech PDF or page; FallTech's fall clearance and class guidance is cited by title, not restated.
Features
- Provides improved over-the-shoulder reach for ease of connecting lanyards and SRLs
- Built with rugged polyester webbing and alloy steel D-ring.
- Includes alloy steel snap hook for harness attachment
- Extender use will increase the user's total fall clearance distance when using an energy absorbing lanyard
- Meets ANSI Z359.11-2021
Source: FallTech feature list for 8366 on its product page.
FallTech 8366 family
| Part number | Version | FallTech connectors and lifeline | Length | Weight | UPC | Per carton | On our site |
|---|---|---|---|---|---|---|---|
| 8202 | 14" | Steel snap hook and D-ring | — | 1.2 lb | 848013062970 | 10 | this page (FallTech page 8366) |
| 8366 | 18" | Steel snap hook and D-ring | — | 1.5 lb | 848013052001 | 10 | this page |
| 836616 | 16" | Steel snap hook and D-ring | — | 1.4 lb | 848013044211 | 10 | this page (FallTech page 8366) |
| 836624 | 24" | Steel snap hook and D-ring | — | 1.6 lb | 848013044686 | 10 | this page (FallTech page 8366) |
Similar FallTech items
| Part number | Item | On our site |
|---|---|---|
| 8366L | 18" Dorsal D-ring Extender with Choke-loop | its own page |
| 8366C | 18" Cable Dorsal D-ring Extender with Steel Snap Hook | its own page |
Source: FallTech product page https://www.falltech.com/product/8366/; FallTech Jan 1 2026 list price book (weight, UPC, carton quantity).
FallTech 8366 questions
What is the tensile strength of the FallTech 8366? Static strength 5,000 lb min., as FallTech publishes it.
What standards does FallTech list for the FallTech 8366? ANSI/ASSP Z359.11, safety requirements for full body harnesses, 2021 edition, OSHA 29 CFR 1926.502, fall protection systems criteria and practices (construction), OSHA 29 CFR 1910.66, powered platforms for building maintenance. Ratings are as published by FallTech; the end user decides suitability for the task.
What is the user capacity of the FallTech 8366? ANSI 130-310 lb; OSHA 130-425 lb, as FallTech publishes it. The ANSI figure is the ANSI/ASSP Z359 test range; the OSHA figure is FallTech's rating under 29 CFR 1926.502 for a worker with tools.
What is the FallTech 8366 made of? Polyester Webbing, as FallTech lists it.
How much does the FallTech 8366 weigh? 1.2 to 1.6 lb by part number, per the FallTech Jan 1 2026 list price book.
Guides: carabiners and snap hooks · parts of a personal fall arrest system · how to calculate fall clearance · every fall protection item by type and standard.
Manufacturer item number: 8366. Documents: Instruction Manual, Declaration of Conformity (ANSI).
