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Pneumatic Mid-Back Executive Office Chair Specifications

OC-MB-660510-GRNCode:6U9SYPV1

Pneumatic Mid-Back Executive Office Chair (model OC-MB-660510-GRN) is listed under Executive Boss Chair. Dimensions: 730 × 660 × 1100 mm. Materials: Green woven fabric or leather-look textile over molded foam; exact face material requires supplier BOM confirmation.. Load capacity: 680 kg. Product Features: upholstered,chair,mid-back,swivel,height-adjustable,five-star,caster,base,fixed,armrests. 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.

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2026-10-27 13:57Popularity: 5
BrandFENGGUANModelOC-MB-660510-GRN
Overall dimensions (W × D × H)730 × 660 × 1100 mmFinished Seat Cushion Thickness90 mm
Backrest Padding Thickness70 mmLumbar Support Zone Height240 mm
Clear Width Between Armrests540 mmRecommended user weight capacity136 kg
Net weight16.5 kgStatic seat verification load680 kg
Caster rolling durability target100000 cyclesGas-lift cycles target100000 cycles
Backrest cyclic load target120000 cyclesArmrest vertical static load target90 kg per arm
Seat foam density45 kg/m3Back foam density35 kg/m3
Foam resilience40%Seat upholsteryGreen woven fabric or leather-look textile over molded foam; exact face material requires supplier BOM confirmation.
Back upholsteryPadded two-section green back with a light-colored rear panel and stitched perimeter.Seat cushionMolded high-resilience foam, 80 mm thick at the center over a load-bearing seat shell.
Internal back board12 mm molded plywood or polymer back board with steel reinforcement brackets.ArmrestsFixed black polymer arm pads on black curved support posts connected to the seat mechanism.
Gas lift45 mm diameter chromed steel pneumatic cylinder with black telescopic sleeve.Pneumatic height adjustmentSide lever raises and lowers the seat from 460 to 510 mm through a 50 mm gas-lift stroke.
Tilt movementCenter-tilt mechanism allows synchronized seat and back recline to a 12-degree rearward angle.Tilt lock and tensionSingle lever locks the upright position; tension knob adjusts resistance for users up to 136 kg.
MobilityFive twin-wheel swivel casters enable rolling on hard floors or low-pile carpet.Carton dimensions760 x 660 x 420 mm
Reference Package Count1 set / 2 cartonsReference Assembly Time40 minutes per set
Reference Carton Dimensions850× 420× 720 mmReference Packaged Gross Weight23 kg/set
Reference Carton Volume0.26 m³/setManagerial and administrative workstationsSuitable for 8-hour desk work where padded lumbar support, swivel access and 510 mm seat height support standard 760 mm desks.
Meeting rooms and private officesGreen upholstery and polished aluminum base suit executive offices, meeting rooms and reception workstations with hard floors or low-pile carpet.——
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PRODUCT MODULE 01 / 06

Physical Dimensions

Automatic mm / inch conversion · Core engineering specifications

Data source: Structured from factory data; final measured values prevail.

Overall dimensions (W × D × H)730 × 660 × 1100 mm
Finished Seat Cushion Thickness90 mm
Backrest Padding Thickness70 mm
Lumbar Support Zone Height240 mm
Clear Width Between Armrests540 mm
PRODUCT MODULE 02 / 06

Weight, Load & Performance

Net weight / load capacity / users / durability

Data source: Product performance data; verify exact test conditions before procurement.

Recommended user weight capacity136 kg
Net weight16.5 kg
Static seat verification load680 kg
Caster rolling durability target100000 cycles
Gas-lift cycles target100000 cycles
Backrest cyclic load target120000 cycles
Armrest vertical static load target90 kg per arm
Seat foam density45 kg/m3
Back foam density35 kg/m3
Foam resilience40%
PRODUCT MODULE 03 / 06

Materials & Structure

Core acceptance fields · Panels / hardware / frame / upholstery

Data source: Subject to the factory material list and inspection report.

Seat upholsteryGreen woven fabric or leather-look textile over molded foam; exact face material requires supplier BOM confirmation.
Back upholsteryPadded two-section green back with a light-colored rear panel and stitched perimeter.
Seat cushionMolded high-resilience foam, 80 mm thick at the center over a load-bearing seat shell.
Internal back board12 mm molded plywood or polymer back board with steel reinforcement brackets.
ArmrestsFixed black polymer arm pads on black curved support posts connected to the seat mechanism.
Gas lift45 mm diameter chromed steel pneumatic cylinder with black telescopic sleeve.
PRODUCT MODULE 04 / 06

Functions & Adjustment

Adjustment / rotation / tilt / mobility / storage features

Data source: Functional configuration; the supplier specification prevails.

Pneumatic height adjustmentSide lever raises and lowers the seat from 460 to 510 mm through a 50 mm gas-lift stroke.
Tilt movementCenter-tilt mechanism allows synchronized seat and back recline to a 12-degree rearward angle.
Tilt lock and tensionSingle lever locks the upright position; tension knob adjusts resistance for users up to 136 kg.
MobilityFive twin-wheel swivel casters enable rolling on hard floors or low-pile carpet.
PRODUCT MODULE 05 / 06

Packaging & Logistics

Verified carton / gross weight / assembly / loading data

Data source: Reference for export quotations and container planning.

Carton dimensions760 x 660 x 420 mm
Reference Package Count1 set / 2 cartons
Reference Assembly Time40 minutes per set
Reference Carton Dimensions850× 420× 720 mm
Reference Packaged Gross Weight23 kg/set
Reference Carton Volume0.26 m³/set
PRODUCT MODULE 06 / 06

Applications & Usage

Recommended spaces / users / usage modes

Data source: Recommended applications based on product form and category.

Managerial and administrative workstationsSuitable for 8-hour desk work where padded lumbar support, swivel access and 510 mm seat height support standard 760 mm desks.
Meeting rooms and private officesGreen upholstery and polished aluminum base suit executive offices, meeting rooms and reception workstations with hard floors or low-pile carpet.
STANDARD S1

EU Market Entry Requirements * EN Standards

EU Market Access Requirements* EN Standards

EN 1335-1Office furniture seating dimensions: applies to seat height, depth, clearance and ergonomic dimensional verification.
EN 1335-2Office furniture seating safety requirements: applies to structural safety and stability verification.
EN 1335-3Office furniture seating test methods: applies to strength, durability and stability acceptance testing.
STANDARD S2

North America Purchasing & Inspection Reference * ANSI/BIFMA Standards

US and Canada office-furniture standards

ANSI/BIFMA X5.1Office chairs standard: applies to stability, back, seat, arm, base and caster durability verification.
BIFMA e3 levelMulti-attribute sustainability certification is optional and must be evidenced by the supplier before claiming compliance.
STANDARD S3

Standards Applicable to China-Market Projects * GB Standards

Standards applicable to China-market projects

GB/T 10357.2Furniture mechanical test for chairs and stools: backrest strength and durability applies to procurement verification.
GB/T 10357.3Furniture mechanical test for chairs and stools: seat front edge and static/dynamic loading applies.
GB/T 27927Office chair classification and performance requirements can guide commercial-grade inspection scope.
Standardized tender description text
This product must meet the following technical requirements:
1. GB/T 10357.2: Furniture mechanical test for chairs and stools: backrest strength and durability applies to procurement verification.;
2. GB/T 10357.3: Furniture mechanical test for chairs and stools: seat front edge and static/dynamic loading applies.;
3. GB/T 27927: Office chair classification and performance requirements can guide commercial-grade inspection scope.;
Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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Product Description

Pneumatic Mid-Back Executive Office Chair (model OC-MB-660510-GRN) is listed under Executive Boss Chair. Dimensions: 730 × 660 × 1100 mm. Materials: Green woven fabric or leather-look textile over molded foam; exact face material requires supplier BOM confirmation.. Load capacity: 680 kg. Product Features: upholstered,chair,mid-back,swivel,height-adjustable,five-star,caster,base,fixed,armrests. 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.

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