What does the LLP designation and 600 PSI mean on this valve?

LLP marks the low-low-pressure variant of the 761 7601-1 valve family. The 50-600 PSI label in the name is the adjustable setting range, with 600 PSI as the upper end of this version.

Is this an original Baird part?

No. This is an aftermarket replacement valve that interchanges with Baird SKU 761 7601-1-LLP. The Baird brand and part number are listed for identification and cross-reference only and do not indicate original-equipment manufacture.

How does this LLP valve differ from the other 761 7601-1 versions?

The 761 7601-1 family is offered in several pressure ranges identified by suffix. This LLP version covers the lowest range, with an adjustable setting up to 600 PSI.

761 7601-1-LLP 50-600 PSI 1" Liquid Relief Valve

761 7601-1-LLP 50-600 PSI 1" Liquid Relief Valve — Valve / Valve Part aftermarket replacement part

The 761 7601-1-LLP is a 1" liquid relief valve from the Baird 761 7601-1 series, configured for the low-low-pressure (LLP) range with an adjustable setting up to 600 PSI. As a fluid-end valve part, it controls one-way flow and protects the system by relieving pressure above its set point. This aftermarket replacement valve measures about 5.03" wide, 3.05" high and 8.25" deep and weighs about 4.92 lb.

What it is

This valve part belongs to the fluid-end valve set that controls one-way flow through the pump on the suction and discharge strokes.

Specifications

Property	Value
Pressure	600 PSI
Weight	4.92 lb (≈ 2.23 kg, converted)
Width	5.03 in / 12.8 cm
Height	3.05 in / 7.8 cm
Depth	8.25 in / 21.0 cm

Manufacturer technical notes

BAIRD 761 7601-1-LLP Low-Pressure Relief Valve (50-600psi), precision-cast from ASTM B148 C95800 aluminum bronze (12% Al+4% Ni), IP68 rated, API 6A certified, white adjustable pressure cap, 35% enhanced H₂S corrosion resistance, designed for mud pump overpressure protection.

Verbatim from the Dongli product page on dlhddrilling.com.

Replacement / interchange

Aftermarket replacement cross-referencing Baird 761 7601-1-LLP.

FAQ

What does the LLP designation and 600 PSI mean on this valve?: LLP marks the low-low-pressure variant of the 761 7601-1 valve family. The 50-600 PSI label in the name is the adjustable setting range, with 600 PSI as the upper end of this version.
Is this an original Baird part?: No. This is an aftermarket replacement valve that interchanges with Baird SKU 761 7601-1-LLP. The Baird brand and part number are listed for identification and cross-reference only and do not indicate original-equipment manufacture.
How does this LLP valve differ from the other 761 7601-1 versions?: The 761 7601-1 family is offered in several pressure ranges identified by suffix. This LLP version covers the lowest range, with an adjustable setting up to 600 PSI.

Related parts

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All brand names, model numbers and part numbers are used for identification and cross-reference only and do not imply original-equipment manufacture. This is an aftermarket replacement part.

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