Fits: New Holland BOOMER-45D, New Holland BOOMER-50D, New Holland BOOMER-46D, New Holland BOOMER-54D, New Holland WORKMASTER-50 + 2 more
local pickup same day
usually ships same day
Free shipping on parts orders $75+
To the 48 contiguous states, with a CROP account.
local pickup same day
usually ships same day
Free shipping on parts orders $75+
To the 48 contiguous states, with a CROP account.
Overview
Fits the New Holland WORKMASTER-50 and WORKMASTER-60 — this o-ring seals the joint against fluid leaks. Cataloged for 7 New Holland models across 2 series.
Specifications
Compatibility
Type your model to confirm it fits — or browse the full compatibility list below.
| Model | Series |
|---|---|
| WORKMASTER-50 | WORKMASTER |
| WORKMASTER-60 | WORKMASTER |
| WORKMASTER-70 | WORKMASTER |
| BOOMER-45D | BOOMER |
| BOOMER-46D | BOOMER |
| BOOMER-50D | BOOMER |
| BOOMER-54D | BOOMER |
Not sure it fits? Browse the full parts catalogue to check every listed part.
Parts diagrams
Every diagram this part appears in — jump straight to its callout, or browse the whole assembly. Each diagram opens with every part numbered, and each callout links back to its own part page.
| Assembly | Machine | Callout | Parts | View |
|---|---|---|---|---|
 | New Holland BOOMER-46D · Engine | #4 | 4 | View |
 | New Holland WORKMASTER-50 · Engine | #4 | 4 | View |
 | New Holland BOOMER-45D · Engine Equipment | #4 | 4 | View |
Part guide
New Holland 73379048 is the o-ring Clinton Tractor supplies for this application. It is listed as fitting 7 New Holland models.
Fits: New Holland BOOMER-45D, New Holland BOOMER-50D, New Holland BOOMER-46D, New Holland BOOMER-54D, New Holland WORKMASTER-50 + 2 more. Commonly ordered for the WORKMASTER-50, WORKMASTER-60, WORKMASTER-70. If your machine isn't listed, check the serial number before ordering.
local pickup same day
usually ships same day
Free shipping on parts orders $75+
To the 48 contiguous states, with a CROP account.
local pickup same day
usually ships same day
Free shipping on parts orders $75+
To the 48 contiguous states, with a CROP account.
Machine specifications
Verified equipment data for the models in the compatibility list — match yours before ordering.
| Specification | New Holland WORKMASTER-50 | New Holland WORKMASTER-60 | New Holland WORKMASTER-70 | New Holland BOOMER-45D | New Holland BOOMER-46D | New Holland BOOMER-50D |
|---|---|---|---|---|---|---|
| Weight | 4,442–5,059 lbs | 4,442–5,059 lbs | 4,442–5,059 lbs | 4,136 lbs | 4,190–4,940 lbs | 4,136 lbs |
| Rear PTO | independent | independent | independent | independent | independent | independent |
| 3-pt hitch | II/I · 2,701 lbs lift | II/I · 2,701 lbs lift | II/I · 2,701 lbs lift | I · 2,800 lbs lift | I · 2,800 lbs lift | I · 2,800 lbs lift |
| Fuel capacity | 13.8 gal | 13.8 gal | 13.8 gal | 13 gal | 13 gal | 13 gal |
| Rear tires | — | — | — | 14.9-24 | 14.9-24 | 14.9-24 |
Questions
Quick answers to what operators ask most before they order this part.
It fits 7 New Holland models, including the WORKMASTER-50, WORKMASTER-60, WORKMASTER-70 and 4 more.
Yes — 73379048 is a genuine New Holland OEM o-ring, supplied new by Clinton Tractor.
Match your model and serial number against the fitment list on this page — it covers the New Holland WORKMASTER-50 — or send your serial to Clinton Tractor and we'll confirm 73379048.
Reviews
Bought this o-ring? Share how it worked out to help the next operator choose with confidence.
No seeded stars — ratings appear only from real submissions.
Similar Parts
