
Union 3D Models: Fittings, Rockets and Icons
The word union leads to several unrelated groups of 3D models: plumbing and hose fittings, Soyuz rockets and spacecraft, frame connectors, and flat emblems or keychains. That mix makes the collection useful when you are searching by a single keyword and do not yet know which direction you need. Each listing is meant for 3D printing, so the practical details sit on the author's model page. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
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此合集由Polyzon根据已接入平台的搜索结果整理而成:去除重复项和没有预览图的模型,匹配度低的排在最后,其余按搜索结果顺序排列。模型归作者所有——请在各模型页面查看使用条款。
筛选规则:Polyzon编辑部 · 文字更新于2026年10月14日
从这里开始
合集中的全部模型

ракета союз 2.1 б, 2.1 в , разгонны...

1. FC Union Berlin Soccer Club keychain keyring
Unicornis Union Icon

Union nut with 4 grips for generic ball joint

Ракета Союз2.1 с различными головны...

Nike Air Jordan 1 Retro High OG NRG2 - Union LA - Zapatilla
Lepopardos Union icon

Union Station - Denver CO, USA

Union connection junction repair pipe / hose

Ракета СОЮЗ 2.1 в 2х версиях Б - В

Mewtwo Pokemon cards
Vulpeus Union Icon

MBT 2" Union Plug

Customizable 3-Way Connector (OpenSCAD)

B.F.D.O.G.S - Dog heavy drones (Accell Union)

Planetary Union Sapphire Star Medal

1.FC Union Berlin Wappen

t34/85 medium tank T-34-85 1:35 scale Soviet Union

ракета Союз

Union tuyau lisse ou annelé 22 mm ( réparation / aboutage )

原子之心-双生舞伶

Ракета СОЮЗ 5

K2 Plus 2 into 1 accessory filament union

Toy Train Union Pacific BRIO / IKEA compatible

Shop Vac Hose Union Connector (1 - 1/4" hose)

3/4" PVC Pipe U-Joint

Ridgid 2.5" female union (58.5mm ID)

Hose Union (customizable)

Corrugated tube clamp / wall mount union

Blue Cottage Birdhouse

Union Jack Coasters

Union Ironclads

1.FC Union Berlin football club sign

Garden hose union

Union Arena Kenpachi Deck box 50cards

W Union Square

Union Pacific Big Boy

Pocket-Sized Euro Coin Holder

корабль союз, прогресс, восток в но...
Anguis Union Icon

космический корабль Союз ТМА

Ракета Союз 2.1 б и ка аист 2д с рб...

корабль Восток и 3я ступень для рак...
«Union 3D Models: Fittings, Rockets and Icons»
The mechanical group covers threaded unions, hose splices and repair junctions, plus angle brackets and multi-way connectors for frames and profiles. Scale models form a second group: rockets and spacecraft, often split into stages or versions, and railway items such as track connectors or station buildings. A third group is flat or relief work — icons, badges and keychains — where the shape matters more than the mechanics.
When choosing a fitting, read the stated thread standard, diameter and wall thickness, and compare them with the part you want to join; printed threads behave differently from metal ones, so clearance and tolerance notes are worth checking. For rockets and stations, look at the number of parts, the scale, and whether the author shows supports or assembly steps. For emblems, size, thickness and whether the model is flat or raised decide how it reads after printing.
Refine the search with synonyms rather than the single word union: coupling, adapter, splice, joint, connector, junction or plug for hardware; launch vehicle, booster or spacecraft names for the space side; badge, logo, emblem or keyring for flat parts. Adding a material, a nozzle diameter or a printer type narrows results further, and related topics such as plumbing, model railways or space kits often surface items the main term misses.
Photos of real prints and the settings listed by the author tell you more than a render. Check whether the model needs supports, how it is oriented, and whether parts are meant to be glued, screwed or snapped together before you commit filament or resin to it.
常见问题
What does "union" mean in these 3D model titles?
How do I match a printed union fitting to an existing pipe or hose?
Do Soyuz rocket models print as one piece?
What should I check on an emblem or keychain model?
全部3D模型分类
完整的主题目录:从家居日用到CNC,均可在已接入的来源平台中搜索。









