Safewaze PRO Stretch Internal Lanyards
Every shock absorbing lanyard in the Safewaze PRO Stretch Internal Lanyards series we stock: 11 styles, 11 part numbers; standards named by Safewaze: ANSI Z359.13-2013, OSHA 1926.502, OSHA 1910.140, OSHA 1910.66, ANSI Z359.12; ANSI capacity 130-310 lb; lengths 4-6 ft. Ratings below are as Safewaze publishes them for each style. Ships in 1–2 business days; most orders arrive in 3–7 business days.
What the PRO Stretch Internal Lanyards line is
Safewaze describes its lanyards line: "Cable or web, single or dual leg, internal or external energy absorber— these are just a few questions to ask when choosing the lanyard for the job. With more than a dozen lanyard categories, our experts can help you quickly select the right one to keep your team moving safe onsite."
The PRO Stretch Internal Lanyards series on this page holds 11 styles and 11 part numbers from the 2025 Safewaze line. Each style has its own page with the full specification table, the documents and the sizes or lengths.
Source: Safewaze lanyards category page (fetched Nov 6 2026); the 2025 Safewaze file.
PRO Stretch Internal Lanyards part numbers
Source: Safewaze product pages (safewaze.com, fetched Nov 6 2026) and technical data sheets; the 2025 Safewaze file. 10 styles marked with a part number only are being added from the 2025 file.
PRO Stretch Internal Lanyards ratings by style
| Part number | Type | Length | ANSI capacity | OSHA capacity | Standards named | Harness end | Anchor end | Leading edge |
|---|---|---|---|---|---|---|---|---|
| FS590 | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.13-2013; ANSI A10.32; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Snap Hook | — |
| FS595 | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.13-2013; ANSI A10.32; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Rebar Hook | — |
| FS590-ALU | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.13-2013; ANSI A10.32; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Aluminum Snap Hook | — |
| FS595-ALU | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.13-2013; ANSI A10.32; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Aluminum Rebar Hook | — |
| FS66100 | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.12; ANSI Z359.13-2013; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Rebar Hook | — |
| FS596-ALU | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.12; ANSI Z359.13-2013; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Aluminum Rebar Hook | — |
| FS591-ALU | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.12; ANSI Z359.13-2013; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Aluminum Snap Hook | — |
| FS66150 | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.12; ANSI Z359.13-2013; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Rebar Hook | — |
| FS596 | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.12; ANSI Z359.13-2013; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Rebar Hook | — |
| FS591 | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.12; ANSI Z359.13-2013; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Snap Hook | — |
| FS66150-ALU | Shock-Absorbing Lanyards | 4-6 ft | 130-310 lb | — | ANSI Z359.12; ANSI Z359.13-2013; OSHA 1926.502; OSHA 1910.140; OSHA 1910.66 | Snap Hook | Aluminum Rebar Hook | — |
Source: Safewaze product pages (safewaze.com, fetched Nov 6 2026) and technical data sheets; the 2025 Safewaze file. Ratings are as published by the manufacturer, not a recommendation for any task.
Standards and capacities as Safewaze states them
| Standard | Named by Safewaze on |
|---|---|
| ANSI/ASSP Z359.13, personal energy absorbers and energy absorbing lanyards, 2013 edition | 11 of 11 styles |
| OSHA 29 CFR 1926.502, fall protection systems criteria and practices (construction) | 11 of 11 styles |
| OSHA 29 CFR 1910.140, personal fall protection systems (general industry) | 11 of 11 styles |
| OSHA 29 CFR 1910.66, powered platforms for building maintenance | 11 of 11 styles |
| ANSI/ASSP Z359.12, connecting components for personal fall arrest systems | 7 of 11 styles |
| ANSI/ASSP A10.32, personal fall protection used in construction and demolition operations | 4 of 11 styles |
User weight capacity ANSI 130-310 lb, as Safewaze publishes it per style.
Source: Safewaze specification tables and technical data sheets, cited on each style page; the full name of each standard is written out from its title.
PRO Stretch Internal Lanyards documents
Safewaze publishes these for the styles on this page (PDF, on safewaze.com):
| Document | Title | Styles |
|---|---|---|
| Technical data sheet | Safewaze FS591-ALU-TDS (PDF) | FS591-ALU |
| Technical data sheet | Safewaze FS591-TDS (PDF) | FS591 |
| Technical data sheet | Safewaze FS596-ALU-TDS (PDF) | FS596-ALU |
| Technical data sheet | Safewaze FS596-TDS (PDF) | FS596 |
| Technical data sheet | Safewaze FS66100-TDS (PDF) | FS66100 |
| Technical data sheet | Safewaze FS66150-ALU-TDS (PDF) | FS66150-ALU |
| Technical data sheet | Safewaze FS66150-TDS (PDF) | FS66150 |
| Technical data sheet | Safewaze SAFEWAZE-FS590-ALU-TECH-DATA-SHEET (PDF) | FS590-ALU |
| Technical data sheet | Safewaze SAFEWAZE-FS590-TECH-DATA-SHEET (PDF) | FS590 |
| Technical data sheet | Safewaze SAFEWAZE-FS595-ALU-TECH-DATA-SHEET (PDF) | FS595-ALU |
| Technical data sheet | Safewaze SAFEWAZE-FS595-TECH-DATA-SHEET (PDF) | FS595 |
| User manual | Safewaze MANUAL-LAN-Lanyard-V3 (PDF, 40 pages) | FS590, FS595, FS590-ALU, FS595-ALU, FS66100, FS596-ALU, FS591-ALU, FS66150, FS596, FS591, FS66150-ALU |
| Declaration of conformity | Safewaze SW24DC022-FS596 (PDF) | FS590, FS595, FS590-ALU, FS595-ALU, FS66100, FS596-ALU, FS591-ALU, FS66150, FS591, FS66150-ALU |
| Technical bulletin: Compatibility of Products | Safewaze 2024-02_2024-Technical-Bulletin-Compatibility-of-Products-00236 (PDF) | FS590, FS595, FS590-ALU, FS595-ALU, FS66100, FS596-ALU, FS591-ALU, FS66150, FS596, FS591, FS66150-ALU |
| Technical bulletin: OSHA Capacity Range | Safewaze 2024-Technical-Bulletin-OSHA-PFAS-Capacity-Range-00237 (PDF) | FS590, FS595, FS590-ALU, FS595-ALU, FS66100, FS596-ALU, FS591-ALU, FS66150, FS596, FS591, FS66150-ALU |
| Other | Safewaze fall clearance chart (PDF) | FS590, FS595, FS590-ALU, FS595-ALU, FS66100, FS596-ALU, FS591-ALU, FS66150, FS596, FS591, FS66150-ALU |
| Other | Safewaze lanyard inspection checklist (PDF) | FS590, FS595, FS590-ALU, FS595-ALU, FS66100, FS596-ALU, FS591-ALU, FS66150, FS596, FS591, FS66150-ALU |
Source: Safewaze Technical Library and product pages (fetched Nov 6 2026); the Safewaze 2026 Product Catalog (PDF).
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.
Safewaze PRO Stretch Internal Lanyards questions
What are the OSHA rules for lanyards? For the Safewaze PRO Stretch Internal Lanyards line, Safewaze names ANSI/ASSP Z359.13, personal energy absorbers and energy absorbing lanyards, 2013 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 across the 11 styles we stock, as Safewaze publishes them; each style page lists its own.
What do lanyards hold? Across the Safewaze PRO Stretch Internal Lanyards line: ANSI 130-310 lb, as stated by Safewaze per style; the ANSI figure is the Z359 user weight range and the OSHA figure is the capacity Safewaze states under 1926.502 and 1910.140.
What lengths do lanyards come in? The Safewaze PRO Stretch Internal Lanyards line comes in 4-6 ft, as Safewaze lists them; the length is part of the part number on every style.
Which PRO Stretch Internal Lanyards part numbers do you stock? FS590, FS595, FS590-ALU, FS595-ALU, FS66100, FS596-ALU, FS591-ALU, FS66150, FS596, FS591, FS66150-ALU.
How are PRO Stretch Internal Lanyards items sold? Each (11); sizes and lengths are options on the style page, each with its own part number.
The ratings, test results and standards shown here are the manufacturers' published values, reproduced as published. Nothing on this page is a recommendation by Bayshore Safety that any product is suitable for a particular task, hazard or workplace. Selecting safety products and protective equipment is the responsibility of the end user and the employer, based on their own hazard assessment and the regulations that apply to their work. Confirm every value on the manufacturer's own documentation before use.