Equipment reference / GAS 3-inch roller stem comparison

GAS three-inch rollers: seven-inch steel and nine-inch nylon listings

Keep wheel diameter, stem length and wheel material separate when comparing these two supplier descriptions.

US source scopeReference updated 2026-09-13

Identification details & limits

Reference identifier: GAS 3-inch roller stem comparison. Compare each listed detail with the exact product and the source document. Do not submit a personal serial number or access code to this website.

GAS Hardware source: 3-inch steel roller / 7-inch stemProduct heading and Description specification rows · checked 2026-09-13 · GAS Hardware
GAS Hardware source: 3-inch black nylon roller / 9-inch stemProduct heading and Description specification rows · checked 2026-09-13 · GAS Hardware

Identification and scope details from the cited sources; each row retains its source locator.
Seven-inch stem listing	The supplier specifies a 3-inch steel wheel, a 7-inch stem and ten ball bearings. GAS Hardware source: 3-inch steel roller / 7-inch stemProduct heading and Description specification rows · checked 2026-09-13 · GAS Hardware
Nine-inch stem listing	The heading specifies ten ball bearings. The specification list gives a 3-inch wheel, a 9-inch stem and a nylon wheel type. GAS Hardware source: 3-inch black nylon roller / 9-inch stemProduct heading and Description specification rows · checked 2026-09-13 · GAS Hardware
Material fields	The general Material row says steel, while the more specific Wheel Type row says nylon. The listing does not identify an all-steel wheel. GAS Hardware source: 3-inch black nylon roller / 9-inch stemProduct heading and Description specification rows · checked 2026-09-13 · GAS Hardware
Identity limit	Neither listing supplies a separate manufacturer part number or exact door models. These descriptions are not aliases for another supplier's roller numbers. GAS Hardware source: 3-inch steel roller / 7-inch stemProduct heading and Description specification rows · checked 2026-09-13 · GAS Hardware
Dimensions still needed	Stem diameter, wheel profile, track clearance and installed hinge requirements are not established by these descriptions. A shared 3-inch wheel label does not confirm interchangeability. GAS Hardware source: 3-inch black nylon roller / 9-inch stemProduct heading and Description specification rows · checked 2026-09-13 · GAS Hardware

Sources & review dates

GAS Hardware source: 3-inch steel roller / 7-inch stemGAS Hardware · US · checked 2026-09-13
GAS Hardware source: 3-inch black nylon roller / 9-inch stemGAS Hardware · US · checked 2026-09-13

This independent reference preserves the source’s stated scope. It does not report an Anderson installation inspection, product test or safety clearance.

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The cited sources define the product details shown here; comparison does not establish fitment. Anderson’s repair service covers its listed Connecticut communities; this national reference does not imply nationwide service.