Black Leather Mid-Back Task Chair with Height Adjustment and Tilt Control (model OFC-MB-PU-ARM-01) is listed under Mesh Office Chair. Dimensions: 650 × 650 × 1020 mm. Materials: Black smooth leather-look upholstery, 1.2 mm face-material target, stitched over padded foam. Load capacity: 113 kg. Product Features: black,upholstery,mid-back,support,padded,armrests,polished,five-star,base,swivel,task,chair. 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 | OFC-MB-PU-ARM-01 |
| Overall dimensions (W × D × H) | 650 × 650 × 1020 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 | 16 kg |
| Recommended user weight capacity | 136 kg | Back tilt angle | 12 degrees backward from upright |
| Gas-lift height adjustment | 100 mm stroke | Swivel rotation | 360 degrees |
| Seat static acceptance load | 113 kg | Back static acceptance load | 91 kg |
| Caster rolling durability target | 100000 cycles | Gas-lift durability target | 100000 height cycles |
| Seat foam density target | 45 kg/m3 high-resilience polyurethane | Seat and back upholstery | Black smooth leather-look upholstery, 1.2 mm face-material target, stitched over padded foam |
| Seat cushion structure | 80 mm molded polyurethane foam over a steel or plywood seat shell target | Back cushion structure | 65 mm contoured polyurethane foam attached to a framed upholstered back panel |
| Armrest assembly | Black rigid polymer arm pads and support posts with a steel reinforcement target | Base and gas lift | Polished aluminum-alloy five-star base with chrome-plated steel telescoping gas-lift tube |
| Casters and mechanism | Black polymer twin-wheel casters, steel center stem, steel tilt plate, and polymer adjustment levers | Pneumatic seat height control | Right-side paddle lever raises or lowers the seat through a 100 mm gas-lift stroke while the user is seated |
| Recline and tension system | Under-seat tilt mechanism allows 12 degrees of controlled back recline with adjustable spring tension | Full swivel mobility | Single central bearing column and five twin casters enable 360-degree swivel and rolling movement |
| Fixed padded arm support | Rigid T-shaped armrests provide 220 mm elbow support above the seat with no visible height-adjustment button | Export carton dimensions | 680 x 620 x 360 mm |
| 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 | Workstation and executive office use | Suitable for individual desk work, computer tasks, and meeting-room seating where a compact black leather-look task chair is required |
| Commercial procurement configuration | Recommended for open-plan offices, reception desks, and management workstations requiring mobility, height adjustment, and durable padded arm support | — | — |
| 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) | 650 × 650 × 1020 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.
| Net weight | 16 kg | |
|---|---|---|
| Recommended user weight capacity | 136 kg | |
| Back tilt angle | 12 degrees backward from upright | |
| Gas-lift height adjustment | 100 mm stroke | |
| Swivel rotation | 360 degrees | |
| Seat static acceptance load | 113 kg | |
| Back static acceptance load | 91 kg | |
| Caster rolling durability target | 100000 cycles | |
| Gas-lift durability target | 100000 height cycles | |
| Seat foam density target | 45 kg/m3 high-resilience polyurethane |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Seat and back upholstery | Black smooth leather-look upholstery, 1.2 mm face-material target, stitched over padded foam | |
|---|---|---|
| Seat cushion structure | 80 mm molded polyurethane foam over a steel or plywood seat shell target | |
| Back cushion structure | 65 mm contoured polyurethane foam attached to a framed upholstered back panel | |
| Armrest assembly | Black rigid polymer arm pads and support posts with a steel reinforcement target | |
| Base and gas lift | Polished aluminum-alloy five-star base with chrome-plated steel telescoping gas-lift tube | |
| Casters and mechanism | Black polymer twin-wheel casters, steel center stem, steel tilt plate, and polymer adjustment levers |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Pneumatic seat height control | Right-side paddle lever raises or lowers the seat through a 100 mm gas-lift stroke while the user is seated | |
|---|---|---|
| Recline and tension system | Under-seat tilt mechanism allows 12 degrees of controlled back recline with adjustable spring tension | |
| Full swivel mobility | Single central bearing column and five twin casters enable 360-degree swivel and rolling movement | |
| Fixed padded arm support | Rigid T-shaped armrests provide 220 mm elbow support above the seat with no visible height-adjustment button |
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| Export carton dimensions | 680 x 620 x 360 mm | |
|---|---|---|
| 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.
| Workstation and executive office use | Suitable for individual desk work, computer tasks, and meeting-room seating where a compact black leather-look task chair is required | |
|---|---|---|
| Commercial procurement configuration | Recommended for open-plan offices, reception desks, and management workstations requiring mobility, height adjustment, and durable padded arm support |
EU Market Access Requirements* EN Standards
| EN 1335-1 dimensional safety reference | Use office-chair dimensional, structural safety, and ergonomic clearance criteria for specification review | |
|---|---|---|
| EN 1335-2 structural safety reference | Require strength, durability, and stability test evidence for the seat, back, arms, gas lift, and base | |
| EN 1022 overturning reference | Use chair stability testing to assess forward, rearward, and side tipping behavior | |
| EN 12528 caster reference | Specify swivel-furniture caster strength and rolling behavior for office floors |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 office chair reference | Applicable standards and test results require confirmation |
|---|
Standards applicable to China-market projects
| GB/T 10357.2 furniture mechanical test | Apply the chair back-strength and durability test requirements as a procurement acceptance reference | |
|---|---|---|
| GB/T 10357.3 furniture mechanical test | Apply seat strength and fatigue test requirements to verify the seat shell and mechanism | |
| GB/T 24430.1 office chair recommendation | Use general office-chair dimensional, safety, and stability requirements for tender comparison |
This product must meet the following technical requirements: 1. GB/T 10357.2 furniture mechanical test: Apply the chair back-strength and durability test requirements as a procurement acceptance reference; 2. GB/T 10357.3 furniture mechanical test: Apply seat strength and fatigue test requirements to verify the seat shell and mechanism; 3. GB/T 24430.1 office chair recommendation: Use general office-chair dimensional, safety, and stability requirements for tender comparison; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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