Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

SPEC Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 56.9 mm Free Lg - Crossover Center Loop Extension Springs
SPECCrossover Center Loop Extension Springs

SPEC Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 56.9 mm Free Lg

The SPEC Extension Spring: Crossover Center Loop End (SKU 782EG3, MPN T42900) is a 302 stainless steel spring with a free length of 56.9 mm and an 18 mm outer diameter, supplied as a 2-pack with a plain finish. 3G…

SKU 3G-OTH-665076

Brand
SPEC
Item
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 56.9 mm Free Lg
Category
Crossover Center Loop Extension Springs
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

SPEC
Manufacturer Part Number
T42900
Type
2 PK
O.D.
18 mm
Finish
Plain
Free Lg
56.9 mm
Stainless Steel
302
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

SPEC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SPEC Extension Spring: Crossover Center Loop End (SKU 782EG3, MPN T42900) is a 302 stainless steel spring with a free length of 56.9 mm and an 18 mm outer diameter, supplied as a 2-pack with a plain finish. 3G Electric interprets this demand and sources the exact OEM part, backed by specialist expertise across 14 industrial departments — including combustion, pumps, and controls — to ensure you get the right solution, not just a catalog item.

Frequently Asked Questions

What is a SPEC T42900 extension spring used for?

The SPEC T42900 extension spring is used in industrial applications requiring a 302 stainless steel spring with a 56.9 mm free length and 18 mm outer diameter. It provides tension in assemblies across machining, material handling, and other equipment. 3G Electric sources this exact OEM part for global delivery.

What are the specifications of the SPEC T42900 extension spring?

The SPEC T42900 extension spring has a 302 stainless steel construction, 56.9 mm free length, 18 mm outer diameter, crossover center loop ends, and a plain finish. It is supplied as a 2-pack. 3G Electric sources this exact OEM part with specialist support across 14 industrial departments.

Where to buy SPEC T42900 extension spring worldwide?

3G Electric supplies the SPEC T42900 extension spring worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source the exact OEM part and support your order with specialist expertise in combustion, pumps, and controls.

How to select the right SPEC extension spring for my application?

To select the right SPEC extension spring, match free length, outer diameter, material, and end type to your assembly requirements. The T42900 offers 56.9 mm free length, 18 mm O.D., 302 stainless steel, and crossover center loop ends. 3G Electric can help interpret your demand and source the correct part.

SPEC Products

3G Electric supplies SPEC crossover center loop extension springs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from SPEC

View all SPEC parts
Extension Spring: Crossover Center Loop End, Music Wire, 1 in Free Lg, 0.058 in Wire Dia, 10 PK (MPN E03600581000M). Key specifications — Finish: Oil.
SPEC
Extension Spring: Crossover Center Loop End, Music Wire, 1 in Free Lg, 0.058 in Wire Dia, 10 PK (MPN E03600581000M). Key specifications — Finish: Oil.
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 7 1/2 in Free Lg, 1.25 in O.D. (MPN E12500957500S). Key specifications — Finish: Passivated.
SPEC
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 7 1/2 in Free Lg, 1.25 in O.D. (MPN E12500957500S). Key specifications — Finish: Passivated.
Extension Spring: Crossover Center Loop End, Music Wire, 1 1/4 in Free Lg, 0.041 in Wire Dia, 10 PK (MPN E05000411250M). Key specifications — Finish: Oil.
SPEC
Extension Spring: Crossover Center Loop End, Music Wire, 1 1/4 in Free Lg, 0.041 in Wire Dia, 10 PK (MPN E05000411250M). Key specifications — Finish: Oil.
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 2 1/4 in Free Lg, 3 PK (MPN E04200372250S). Key specifications — Finish: Passivated.
SPEC
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 2 1/4 in Free Lg, 3 PK (MPN E04200372250S). Key specifications — Finish: Passivated.
Extension Spring: Crossover Center Loop End, Music Wire, 4 1/2 in Free Lg, 0.075 in Wire Dia, 2 PK (MPN E05000754500M). Key specifications — Finish: Oil.
SPEC
Extension Spring: Crossover Center Loop End, Music Wire, 4 1/2 in Free Lg, 0.075 in Wire Dia, 2 PK (MPN E05000754500M). Key specifications — Finish: Oil.
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 3 in Free Lg, 0.5 in O.D., 3 PK (MPN E05000413000S). Key specifications — Finish: Passivated.
SPEC
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 3 in Free Lg, 0.5 in O.D., 3 PK (MPN E05000413000S). Key specifications — Finish: Passivated.
Extension Spring: Crossover Center Loop End, Music Wire, 5 1/2 in Free Lg, 0.207 in Wire Dia, 2 PK (MPN E17502075500M). Key specifications — Finish: Oil.
SPEC
Extension Spring: Crossover Center Loop End, Music Wire, 5 1/2 in Free Lg, 0.207 in Wire Dia, 2 PK (MPN E17502075500M). Key specifications — Finish: Oil.
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 120 mm Free Lg, 7 mm O.D., 2 PK (MPN EM0701000120S). Key specifications — Finish: Passivated.
SPEC
Extension Spring: Crossover Center Loop End, 302 Stainless Steel, 120 mm Free Lg, 7 mm O.D., 2 PK (MPN EM0701000120S). Key specifications — Finish: Passivated.