AcmeAlt S3-21117001 O-Ring Seal Propane LP Gas Regulator Valve Replacement

SKU: S3-21117001

Weight	1.5 lbs
Dimensions	8 × 8 × 8 in

$9.20

In stock — available to order.

Sold individually. Each quantity ordered is one unit. Kits are one complete kit; products sold by length use the stated length unit.

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$9.20	0%
5–9	$8.74	5%
10+	$8.28	10%

Estimate for this quantity before shipping. Tax display follows store settings. Existing cart quantities can increase the tier. Only one offer applies; a coupon replaces automatic pricing. For 20+ units, contact support for a quote.

Available to order.

Bulk quantity & quote

Quantity needed

Enter the total quantity you need. We will confirm availability and a quote before you order.

Need a firm ship date? Availability may include supplier stock. Confirm availability before ordering for time-sensitive work.

AcmeAlt S3-21117001 O-Ring Seal Propane LP Gas Regulator Valve Replacement

Specifications & product details

Overview

The AcmeAlt S3-21117001 O-Ring is a heavy-duty replacement seal designed for use in propane, LP gas, and natural gas regulator and valve systems. Built from durable industrial-grade elastomer, this O-ring provides a secure, leak-resistant seal, ensuring system reliability and safety.

Key Features

Part Number: S3-21117001High-performance elastomer constructionLeak-resistant seal for propane and LP gas systemsSimple installation as a replacement part
Compatible with regulator and valve assemblies
Designed for industrial and commercial gas equipment

Applications

Propane & LP Gas RegulatorsNatural Gas Valve Assemblies
Industrial Bulk Plant SystemsHVAC Gas SystemsFuel Distribution Equipment

Specifications

Brand: AcmeAltPart Number (MFG#): S3-21117001
Material: Elastomer Rubber
Color: Black

Condition

Brand NewThis AcmeAlt O-ring is the perfect solution for ensuring tight, reliable seals in propane and natural gas equipment where safety and performance are critical.

Product details

Part / SKU	S3-21117001

Package includes

AcmeAlt S3-21117001 O-Ring Seal Propane LP Gas Regulator Valve Replacement

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.

Compatibility & part-number help

Match the manufacturer part number and equipment model to the listing. Check connection sizes, fuel type, pressure or capacity, voltage and dimensions where applicable. A similar appearance or part number alone does not confirm compatibility.

For help, send a parts inquiry with the part number, equipment model, label photos and quantity. Manufacturer documents and item-specific information, when supplied, are in the product details above.

Shipping & availability

Availability may include our inventory and supplier sources. Listed stock does not by itself confirm immediate dispatch. Ask us to confirm a ship date before ordering for time-sensitive work.

Shipping methods and charges appear at checkout where available. Freight, oversized and specially handled items may require a quote. See our Shipping Policy for processing periods, restrictions and delivery information.