Distribution Manifold/Block

Product Specifications

Technical details and manufacturing context for Distribution Manifold/Block

Definition

A distribution manifold or block is a critical component within a lubrication system that receives pressurized lubricant from a central pump or reservoir and routes it through multiple internal passages to various lubrication points on machinery. It ensures precise, controlled delivery of lubricant to bearings, gears, slides, and other moving parts that require continuous or intermittent lubrication. The manifold body is typically machined from materials such as carbon steel, stainless steel, aluminum, or ductile iron, with internal drilling and porting to accommodate the required number of outlets. Standard configurations offer 2 to 12 outlets, with port sizes ranging from G1/8 to G1/2 (BSPP threads per ISO 228-1). Operating pressure is rated at 1.0–1.6 MPa, with a maximum working pressure of 1.6 MPa. Flow rate per outlet ranges from 0.5 to 5.0 L/min at maximum pressure. Operating temperature is -20 to 80 °C for NBR seals, with FKM or EPDM options for higher temperatures. The standard material is aluminum alloy 6061-T6 (ASTM B211), with optional steel or stainless steel. Surface treatment is anodized (Type II, black or clear) per MIL-A-8625. Weight varies from 0.5 to 2.5 kg depending on outlets and material. Tolerances on critical dimensions are ±0.05 mm (ISO 2768-m). If electrical components are present, IP ratings range from IP54 to IP65 (IEC 60529). These values are directory reference ranges and must be verified with the manufacturer for specific models. The manifold ensures balanced pressure and flow distribution to all connected lubrication points, often incorporating adjustable or fixed restrictors to control the volume delivered to each point. Proper selection requires consideration of system pressure, flow requirements, number of lubrication points, and environmental conditions. Verification questions include confirming the exact port sizes, seal material compatibility, and pressure rating for the intended application. Maintenance signals include leaks, pressure drops, or uneven lubrication, which may indicate worn seals or blocked passages. Failure boundaries are defined by the maximum pressure and temperature ratings; exceeding these can cause component failure.

Working Principle

Pressurized lubricant enters the manifold through a single inlet port. Internal drilled passages, valves, and metering devices within the manifold body then divide and direct the fluid flow to multiple outlet ports. The design ensures balanced pressure and flow distribution to all connected lubrication points, often incorporating adjustable or fixed restrictors to control the volume delivered to each point. The manifold operates within a specified pressure range (1.0–1.6 MPa) and flow rate per outlet (0.5–5.0 L/min). The internal geometry and restrictor settings determine the exact distribution, which must be verified for each application. The manifold is designed to operate within a temperature range of -20 to 80 °C (with NBR seals) and must not exceed the maximum working pressure of 1.6 MPa. Proper installation and maintenance are essential to ensure reliable operation.

Common Materials

Carbon Steel, Stainless Steel, Aluminum, Ductile Iron

Technical Parameters

Parameter	Typical range	Notes & selection driver
Number of Outlets	2–12	Customizable per system requirements
Port Size	G1/8–G1/2	BSPP threads standardISO 228-1
Flow Rate	0.5–5.0 L/min	Per outlet at max pressure
Operating Temperature	-20–80 °C	For NBR seals; FKM for higher
Material	6061-T6	Aluminum alloy; optional steel or stainlessASTM B211
Surface Treatment	Anodized	Type II, black or clearMIL-A-8625
Weight	0.5–2.5 kg	Depends on outlets and material
Seal Material	NBR	Optional FKM or EPDMASTM D2000
Pressure Rating	1.6 MPa	Max working pressure
Tolerance	±0.05 mm	On critical dimensionsISO 2768-m
IP Rating	IP54–IP65	For electrical components if presentIEC 60529

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Manifold Body
The main block containing the internal fluid passages and providing mounting for other components.

Material: Steel or Aluminum
Inlet Port Part
Connection point for the main lubricant supply line from the pump or reservoir.

Material: Steel
Outlet Ports Part
Multiple connection points for lines leading to individual lubrication points.

Material: Steel
Pressure Gauge Port (Optional) Optional Part
Port for installing a pressure gauge to monitor system pressure.

Material: Steel
Relief Valve (Optional) Optional
Safety device to prevent over-pressurization by diverting excess fluid.

Material: Steel with elastomer seals

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Lubrication System

View system integration details

Manufacturers of Distribution Manifold/Block

Manufacturer profiles associated with Distribution Manifold/Block.

Sourcing Distribution Manifold/Block from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Frequently Asked Questions

What is the operating pressure range for this distribution manifold?

The operating pressure range is 1.0–1.6 MPa, with a maximum working pressure of 1.6 MPa. Always verify the exact rating for your specific model with the manufacturer.

How many outlets can this manifold have?

The number of outlets ranges from 2 to 12, customizable per system requirements. Confirm the exact configuration with the supplier.

What materials are available for the manifold body?

Standard material is aluminum alloy 6061-T6 (ASTM B211), with optional carbon steel, stainless steel, or ductile iron. Surface treatment is anodized per MIL-A-8625. Verify material compatibility with your application.

What is the operating temperature range?

The operating temperature range is -20 to 80 °C for NBR seals. For higher temperatures, FKM or EPDM seals are optional. Confirm the seal material and temperature limits with the manufacturer.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Buyer enquiry

Request manufacturing insight for Distribution Manifold/Block

Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.

Where it goes: Straight to the CNFX editorial desk, and to the manufacturer if this product is linked to a claimed profile. Nothing is broadcast to a supplier list.
Your details stay here: We do not sell or rent enquiry data, and we do not add you to a mailing list. Used only to answer this request.
No commission, no middleman: CNFX is a directory. We take no cut of any order and never negotiate on a supplier's behalf.
What we don't claim: A listing is not an endorsement. Qualify every supplier and verify every figure yourself before ordering.

pressure:	Up to 300 bar (4350 psi)
flow rate:	0.1 to 50 L/min per port
temperature:	-20°C to +80°C
slurry concentration:	Not recommended for slurries >5% solids by volume

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards