Ingersoll Rand 77H90H84 Straight Grinder is a pneumatic material removal tool configured for grinding applications that benefit from a straight tool profile. Powered by a 1.5 HP motor and operating at 9,000 RPM, this model features a 1/2"-13 threaded spindle and 4" guard for use with compatible grinding accessories and setups.
Ingersoll Rand 77H90H84 combines its straight configuration with side exhaust, directing discharged air away from the tool through the side exhaust arrangement. Buyers should match the grinder's 9,000 RPM speed, 1/2"-13 spindle thread, and 4" guard configuration to the requirements and rated speed of the intended grinding accessory before use.
Type: Straight Grinder | Power: 1.5 HP | Speed: 9,000 RPM | Spindle Thread: 1/2"-13 | Guard Size: 4" | Exhaust: Side Exhaust
Features:
- 1.5 HP pneumatic motor provides power for grinding and material removal applications within the tool's specified capability.
- 9,000 RPM operating speed supports use with compatible grinding accessories rated for the tool's speed.
- 1/2"-13 threaded spindle provides the specified mounting interface for compatible accessory setups.
- 4" guard configuration is matched to the grinder's specified setup.
- Straight tool profile supports direct positioning during grinding and surface preparation tasks.
- Side exhaust routes discharged air through the side exhaust configuration.
Applications:
- Grinding and material removal using compatible accessories matched to the 1/2"-13 spindle and 9,000 RPM operating speed.
- Surface preparation and cleanup of metal components where a straight grinder configuration provides suitable access.
- Removing excess material from fabricated and machined components within the tool's specified capability.
- Production and repair operations requiring a 1.5 HP pneumatic straight grinder with a 4" guard configuration.
FAQs:
- Q: What is the operating speed of the Ingersoll Rand 77H90H84?
A: The 77H90H84 is specified to operate at 9,000 RPM. - Q: What spindle thread does this straight grinder use?
A: This model has a 1/2"-13 threaded spindle. The selected accessory and mounting hardware must be compatible with this spindle configuration. - Q: What size guard is specified for the 77H90H84?
A: This model is configured with a 4" guard. - Q: Where does this grinder exhaust air?
A: The 77H90H84 uses a side exhaust configuration. - Q: What should be checked before selecting a grinding accessory?
A: Verify that the accessory and mounting setup are compatible with the 1/2"-13 spindle, 4" guard configuration, and 9,000 RPM operating speed.
| SKU | Handle | hp | 1 min. | Exhaust | Output | lb (kg) | L | Spindle Housing Diameter | in (mm) | cfm |
|---|---|---|---|---|---|---|---|---|---|---|
| rpm | in (mm) | in (mm) | ||||||||
| 61H120H63 | Lever | 1.25 | 12,000 | Side | 3/8" – 24 Thread, 3" guard |
4.8" (2.2) | 15.8" (401) | 1.4" (36) | 3" x 1/2" (75 x 13) |
37 |
| 61H120H64 | Lever | 1.25 | 12,000 | Side | 3/8" – 24 Thread, 4" guard |
4.8" (2.2) | 15.8" (401) | 1.4" (36) | 4" x 1/2" (100 x 13) |
37 |
| 61H150H63 | Lever | 1.33 | 15,000 | Side | 3/8" – 24 Thread, 3" guard |
4.8" (2.2) | 15.8" (401) | 1.4" (36) | 3" x 1/2" (75 x 13) |
40 |
| 77H120H63 | Lever | 1.5 | 12,000 | Side | 3/8" – 24 Thread, 3" guard |
6.1" (2.8) | 16.6" (422) | 2.6" (66) | 3" x 1/2" (75 x 13) |
39 |
| 77H90H84 | Lever | 1.5 | 9,000 | Side | 1/2" – 13 Thread, 4" guard |
6.5" (2.9) | 17.3" (439) | 2.6" (66) | 4" x 1" (100 x 25) |
37 |
| 77H120H84 | Lever | 1.5 | 12,000 | Side | 1/2" – 13 Thread, 4" guard |
6.5" (2.9) | 17.3" (439) | 2.6" (66) | 4" x 1" (100 x 25) |
39 |
| 88HL60H106* | Lever | 2 | 6,000 | Side | 5/8" – 11 Thread, 6" guard |
11.3" (5.1) | 20.0" (508) | 3.4" (86) | 6" x 1" (150 x 25) |
61 |
| 88HG60H106* | Grip | 2 | 6,000 | Side | 5/8" – 11 Thread, 6" guard |
11.7" (5.3) | 19.8" (503) | 3.4" (86) | 6" x 1" (150 x 25) |
61 |
| 99HL60H106* | Lever | 3 | 6,000 | Side | 5/8" – 11 Thread, 6" guard |
13.5" (6.1) | 20.5" (520) | 3.9" (99) | 6" x 1" (150 x 25) |
84 |
| 99HG60H106* | Grip | 3 | 6,000 | Side | 5/8" – 11 Thread, 6" guard |
15.3" (6.9) | 20.4" (518) | 3.9" (99) | 6" x 1" (150 x 25) |
84 |
| 99HL45H108** | Lever | 2.35 | 4,500 | Side | 5/8" – 11 Thread, 8" guard |
14.9" (6.8) | 20.3" (516) | 3.9" (99) | 8" x 1" (203 x 25) |
70 |
| 99HG45H108** | Grip | 2.35 | 4,500 | Side | 5/8" – 11 Thread, 8" guard |
15.6" (7.1) | 20.1" (511) | 3.9" (99) | 8" x 1" (203 x 25) |
70 |
| 99HL60H108** | Lever | 3 | 6,000 | Side | 5/8" – 11 Thread, 8" guard |
14.8" (6.7) | 20.3" (516) | 3.9" (99) | 8" x 1" (203 x 25) |
84 |
Looking for more information about the Ingersoll Rand Grinder? Click here to view the Catalog
For help choosing the correct Ingersoll Rand Grinders for your application, please call (800) 608-5210 or email info@intlairtool.com
warning WARNING: This or other products sold on this website may expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
