Description
Safewaze FS813-2D is a D-ring extender, 18 in long, with a snap hook at the harness end and a D-ring at the lanyard end. Safewaze describes it: "The 18" D-Ring Extender provides additional length between the harness dorsal D-ring and connection to another component of the fall arrest system. Includes convenient snap hook and opposite 2 D-rings for quick, easy connection." Published figures: ANSI weight capacity 130-310 lb; OSHA capacity up to 420 lb; minimum breaking strength 5,000 lb. Standards Safewaze names: ANSI Z359.11-2021, OSHA 1926.502, OSHA 1910.140, OSHA 1910.66. Sold individually. Part of the Safewaze D-Ring Extenders series. Ships in 1–2 business days; most orders arrive in 3–7 business days.
Safewaze FS813-2D specifications
| Item | Safewaze data |
|---|---|
| Part number | FS813-2D |
| Series | D-Ring Extenders |
| Product type | D-Ring Extenders |
| Safewaze title | 18" D-ring Extender: Snap Hook, 2 D-rings |
| Materials | Polyester webbing; zinc plated alloy steel snap hook, D-rings |
| Attachment Points | 1 snap hook, 2 D-rings |
| Weight | 1.3 lbs. (0.6 kg) |
| Length | 18" (0.5 m) |
| Minimum Breaking Strength | 5,000 lbs. |
| ANSI Weight Capacity | 130-310 lbs. (59-141 kg) |
| OSHA Weight Capacity | Up to 420 lbs. (191 kg) |
| Harness connector | Snap Hook |
| Anchor connector | D-Ring |
| Specialty | D-ring Extender |
Source: Safewaze product page (fetched Nov 6 2026); Safewaze TDS FS813-2D-TDS, page 1; the 2025 Safewaze file. Where the 2025 file and the current safewaze.com page differ, the page value is shown first and the file value in parentheses.
Ratings and standards
| Standard or rating | As published by Safewaze |
|---|---|
| ANSI/ASSP Z359.11, safety requirements for full body harnesses, 2021 edition | Named by Safewaze (safewaze.com page, TDS FS813-2D-TDS page 1). |
| OSHA 29 CFR 1926.502, fall protection systems criteria and practices (construction) | Named by Safewaze (safewaze.com page, TDS FS813-2D-TDS page 1). |
| OSHA 29 CFR 1910.140, personal fall protection systems (general industry) | Named by Safewaze (safewaze.com page, TDS FS813-2D-TDS page 1). |
| OSHA 29 CFR 1910.66, powered platforms for building maintenance | Named by Safewaze (safewaze.com page). |
| Weight capacity | ANSI 130-310 lb; OSHA up to 420 lb, as Safewaze publishes it. |
| Minimum breaking strength | 5,000 lb, as Safewaze publishes it. |
Source: Safewaze product page (fetched Nov 6 2026); Safewaze TDS FS813-2D-TDS, page 1; the 2025 Safewaze file. Ratings are as published by the manufacturer or the named standard, not a recommendation for any task; the end user decides suitability.
Documents
- Technical data sheet — Safewaze FS813-2D-TDS (PDF)
- User manual — Safewaze 220-00029-D-ring-Extender-BI-V2 (PDF, 32 pages)
- Technical bulletin: OSHA Capacity Range — Safewaze 2024-Technical-Bulletin-OSHA-PFAS-Capacity-Range-00237 (PDF)
- Technical bulletin: Compatibility of Products — Safewaze 2024-02_2024-Technical-Bulletin-Compatibility-of-Products-00236 (PDF)
- Safewaze lanyard inspection checklist (PDF)
- Safewaze fall clearance chart (PDF)
Source: Safewaze product page resources and the Safewaze technical library, fetched Nov 6 2026. Each link opens the Safewaze PDF.
Features
- 18" fixed length
- 1 forged steel snap hook
- 2 forged steel D-rings
Source: Safewaze feature list for FS813-2D, as published on the safewaze.com product page.
Safewaze FS813-2D family
Other Safewaze versions of this item
These part numbers were sold on this page before; each now has its own page with its own price and sizes.
| Part number | Item | Key figure |
|---|---|---|
| FS814 | FS814 D-Ring Extenders, 18 in, Rebar Hook | ANSI 130-310 lb, OSHA up to 420 lb |
| FS813 | FS813 D-Ring Extenders, 18 in, Snap Hook | ANSI 130-310 lb, OSHA up to 420 lb |
| 019-2008 | 019-2008 D-Ring Extenders, 18 in, Soft Loop, 2 D-rings | ANSI 130-310 lb, OSHA up to 420 lb |
| FS813-LOOP | FS813-LOOP D-Ring Extenders, 18 in, Soft Loop | ANSI 130-310 lb, OSHA up to 420 lb |
Related Safewaze D-Ring Extenders part numbers
| Part number | Item | Key figure |
|---|---|---|
| 022-2080 | 022-2080 D-Ring Extenders, 12 in Arc Flash, Soft Loop | ANSI 130-310 lb, OSHA up to 420 lb |
| 022-2081 | 022-2081 D-Ring Extenders, 18 in Arc Flash, Soft Loop | ANSI 130-310 lb, OSHA up to 420 lb |
| FS8800SP-D | FS8800SP-D Energy Absorbers, 18 in Energy Absorber, Snap Hook | ANSI 130-310 lb, OSHA up to 420 lb |
| FS8800SP | FS8800SP Energy Absorbers, 20 in Energy Absorber, Soft Loop, Snap Hook | ANSI 130-310 lb, OSHA up to 420 lb |
Source: Safewaze product page (fetched Nov 6 2026); Safewaze TDS FS813-2D-TDS, page 1; the 2025 Safewaze file. Each part number links to its own page.
Safewaze FS813-2D questions
What standards does Safewaze list for the Safewaze FS813-2D? 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 1910.140, personal fall protection systems (general industry), OSHA 29 CFR 1910.66, powered platforms for building maintenance. Ratings are as published by Safewaze; the end user decides suitability for the task.
What is the weight capacity of the Safewaze FS813-2D? ANSI 130-310 lb; OSHA up to 420 lb, as Safewaze publishes it. The ANSI figure is the ANSI/ASSP Z359 test range; the OSHA figure is the manufacturer rating under 29 CFR 1926.502.
What connectors does the Safewaze FS813-2D have? Snap Hook at the harness end; D-Ring at the anchor end, as Safewaze lists it.
How long is the Safewaze FS813-2D? 18 in.
Guides: parts of a personal fall arrest system · how to calculate fall clearance · arrest vs restraint vs positioning · what an SRL is · carabiners and snap hooks · every fall protection item by type and standard.
Manufacturer item number: FS813-2D. Technical data sheet: Safewaze TDS (PDF).
