Black Mesh Ergonomic Task Chair with Adjustable Arms and Lumbar Pad (model OC-MESH-HB-01) is listed under Mesh Office Chair. Dimensions: 660 × 650 × 1130 mm. Materials: Black flexible mesh stretched within a black polymer outer frame; weave and border are visible, material grade requires BOM confirmation.. Load capacity: 225 kg. Product Features: black,mesh,high-back,ergonomic,chair,swivel,base,adjustable,armrests,lumbar,support,twin-wheel,casters. This page consolidates 6 groups of specifications and GB / EN / ANSI/BIFMA standard references, with metric and imperial units. 1 supplier(s) are listed and you can request a quote online.
| Brand | FENGGUAN | Model | OC-MESH-HB-01 |
| Overall dimensions (W × D × H) | 660 × 650 × 1130 mm | Overall chair footprint | 660 x 650 x 1130 mm |
| Finished Seat Cushion Thickness | 90 mm | Backrest Padding Thickness | 70 mm |
| Lumbar Support Zone Height | 240 mm | Clear Width Between Armrests | 540 mm |
| Recommended user weight capacity | 135 kg | Net weight | 16 kg |
| Seat static load reference | 225 kg | Backrest static load reference | 136 kg |
| Gas-lift duty class | Class 4, 100 mm stroke | Caster rolling durability | 100000 cycles |
| Seat height cycles | 60000 cycles | Back recline cycles | 100000 cycles |
| Seat fabric abrasion reference | 50000 Martindale rubs | Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
| Backrest construction | Black flexible mesh stretched within a black polymer outer frame; weave and border are visible, material grade requires BOM confirmation. | Seat surface | Black mesh or mesh-overlay upholstery over a 60 mm molded cushion; visible contour supports seated pressure distribution. |
| Lumbar component | Raised black padded lumbar band attached across the lower back zone; internal foam and cover grade require BOM confirmation. | Armrests | Height-adjustable T-shaped black polymer arms with flat rectangular contact pads and vertical support posts. |
| Internal seat shell | Molded polymer load shell with steel reinforcing plate at the mechanism interface; exact thickness is not visible. | Lift and base | Chrome-finished steel gas-lift tube joined to a black five-star nylon or glass-filled nylon base. |
| Height adjustment | Pneumatic seat-height lift with a 100 mm stroke, operated by the visible side lever under the seat. | Recline system | Synchro-tilt mechanism reclines the back through 18 degrees with proportional seat movement; tension knob is visible beneath the seat. |
| Tilt lock | Multi-position lock plate secures the back at upright, mid-recline and full-recline positions through the under-seat lever. | Lumbar support | Horizontal padded lumbar band follows the lower-back curve; no separate depth-adjustment wheel is visible. |
| Gross weight per carton | 19 kg | Reference Package Count | 1 set / 2 cartons |
| Reference Assembly Time | 40 minutes per set | Reference Carton Dimensions | 850× 420× 720 mm |
| Reference Packaged Gross Weight | 23 kg/set | Reference Carton Volume | 0.26 m³/set |
| Office workstation use | Suitable for individual desks, open-plan benches and computer workstations requiring swivel access, recline support and rolling mobility. | Commercial seating applications | Appropriate for staff seating, hot-desk zones, meeting rooms and home offices with daily 8-hour commercial-use procurement requirements. |
| Time | Field | Original Value | Corrected Value | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall dimensions (W × D × H) | 660 × 650 × 1130 mm | |
|---|---|---|
| Overall chair footprint | 660 x 650 x 1130 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
Data source: Product performance data; verify exact test conditions before procurement.
| Recommended user weight capacity | 135 kg | |
|---|---|---|
| Net weight | 16 kg | |
| Seat static load reference | 225 kg | |
| Backrest static load reference | 136 kg | |
| Gas-lift duty class | Class 4, 100 mm stroke | |
| Caster rolling durability | 100000 cycles | |
| Seat height cycles | 60000 cycles | |
| Back recline cycles | 100000 cycles | |
| Seat fabric abrasion reference | 50000 Martindale rubs | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Backrest construction | Black flexible mesh stretched within a black polymer outer frame; weave and border are visible, material grade requires BOM confirmation. | |
|---|---|---|
| Seat surface | Black mesh or mesh-overlay upholstery over a 60 mm molded cushion; visible contour supports seated pressure distribution. | |
| Lumbar component | Raised black padded lumbar band attached across the lower back zone; internal foam and cover grade require BOM confirmation. | |
| Armrests | Height-adjustable T-shaped black polymer arms with flat rectangular contact pads and vertical support posts. | |
| Internal seat shell | Molded polymer load shell with steel reinforcing plate at the mechanism interface; exact thickness is not visible. | |
| Lift and base | Chrome-finished steel gas-lift tube joined to a black five-star nylon or glass-filled nylon base. |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Height adjustment | Pneumatic seat-height lift with a 100 mm stroke, operated by the visible side lever under the seat. | |
|---|---|---|
| Recline system | Synchro-tilt mechanism reclines the back through 18 degrees with proportional seat movement; tension knob is visible beneath the seat. | |
| Tilt lock | Multi-position lock plate secures the back at upright, mid-recline and full-recline positions through the under-seat lever. | |
| Lumbar support | Horizontal padded lumbar band follows the lower-back curve; no separate depth-adjustment wheel is visible. |
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| Gross weight per carton | 19 kg | |
|---|---|---|
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set | |
| Reference Carton Volume | 0.26 m³/set |
Recommended spaces / users / usage modes
Data source: Recommended applications based on product form and category.
| Office workstation use | Suitable for individual desks, open-plan benches and computer workstations requiring swivel access, recline support and rolling mobility. | |
|---|---|---|
| Commercial seating applications | Appropriate for staff seating, hot-desk zones, meeting rooms and home offices with daily 8-hour commercial-use procurement requirements. |
EU Market Access Requirements* EN Standards
| EN 1335-1 dimensions | Use to verify seat-height range, back dimensions and functional geometry for office work chairs. | |
|---|---|---|
| EN 1335-2 safety requirements | Use for structural safety, stability and shear-point acceptance of the chair. | |
| EN 1335-3 test methods | Use for laboratory verification of strength, durability and back-rest performance. | |
| EN 1021-1 cigarette ignition | Use as upholstery smolder-ignition acceptance when mesh, foam and backing materials are tested together. |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 office chairs | Apply the latest edition for general-purpose office-chair safety, strength, stability and durability acceptance. | |
|---|---|---|
| BIFMA X5.1 back strength test | Use to validate the framed mesh back and lumbar attachment under repeated rearward loading. |
Standards applicable to China-market projects
| GB/T 10357.3 furniture strength and durability | Apply to seat and back static and fatigue testing for commercial office-chair procurement. | |
|---|---|---|
| GB/T 3324 general technical requirements | Use as a wooden-furniture reference only where molded boards or wood-based components are present in the BOM. | |
| GB 17927 upholstered furniture safety | Use for delayed-flame and burning-behavior assessment if foam and textile upholstery are supplied for China-market sale. |
This product must meet the following technical requirements: 1. GB/T 10357.3 furniture strength and durability: Apply to seat and back static and fatigue testing for commercial office-chair procurement.; 2. GB/T 3324 general technical requirements: Use as a wooden-furniture reference only where molded boards or wood-based components are present in the BOM.; 3. GB 17927 upholstered furniture safety: Use for delayed-flame and burning-behavior assessment if foam and textile upholstery are supplied for China-market sale.; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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