InSinkErator 74999 Backup Screw
- Part # 74999
- Hardware
- Fits 216 models
Backup screw for InSinkErator garbage disposer sink mounts. It threads through the mounting flange to tighten the mount.
$0.27
if ordered in the next
In stock
- Genuine OEMFactory original part
- Same-Day ShippingIn-stock orders by 4 PM Central
- 90-Day ReturnsSee return policy
- Expert Support800-654-3545Mon–Fri, 8 AM–5 PM Central
Compatible Models
The InSinkErator 74999 fits 216 models. Type your model number to check.
Don’t see your model? This list may not include every model this part fits. Call 800-654-3545 or email [email protected]Call 800-654-3545, email [email protected], or and we’ll check compatibility for you.
- InSinkErator 1000
- InSinkErator 2000
- InSinkErator 4000
- InSinkErator 43753
- InSinkErator 47981
- InSinkErator 47982
- InSinkErator 47984
- InSinkErator 5000
- InSinkErator 555SS
- InSinkErator 777SS
- InSinkErator Badger 1 XL
- InSinkErator Badger 1-70
- InSinkErator Badger 1-79
- InSinkErator Badger 1-81/A
- InSinkErator Badger 1-83
- InSinkErator Badger 1-83A
- InSinkErator Badger 1-84
- InSinkErator Badger 1-87
- InSinkErator Badger 1-90
- InSinkErator Badger 100-1
- InSinkErator Badger 100-2
- InSinkErator Badger 10S-1
- InSinkErator Badger 15SS-1
- InSinkErator Badger 15SS-2
- InSinkErator Badger 1HP
- InSinkErator Badger 5 PLUS
- InSinkErator Badger 5 PLUS 7
- InSinkErator Badger 5 PLUS 7A
- InSinkErator Badger 5 PLUS 8
- InSinkErator Badger 5 PLUS-2
- InSinkErator Badger 5 PLUS-3
- InSinkErator Badger 5 PLUS-5/A
- InSinkErator Badger 5 XL
- InSinkErator Badger 5-52
- InSinkErator Badger 5-69
- InSinkErator Badger 5-71/A
- InSinkErator Badger 5-75/A
- InSinkErator Badger 5-81
- InSinkErator Badger 5-81A
- InSinkErator Badger 5-82
- InSinkErator Badger 5-82A
- InSinkErator Badger 5-84
- InSinkErator Badger 5-87
- InSinkErator Badger 5-89
- InSinkErator Badger 500-1
- InSinkErator Badger 500-2
- InSinkErator Badger 500-3
- InSinkErator Badger 7
- InSinkErator Badger 7-1
- InSinkErator Badger 900 PLUS
- InSinkErator Badger 900-1
- InSinkErator Badger 900-2
- InSinkErator Badger LE
- InSinkErator Contractor 1000
- InSinkErator Contractor 333
- InSinkErator E101
- InSinkErator E101-1
- InSinkErator E202
- InSinkErator E202-1
- InSinkErator E303
- InSinkErator E404-1
- InSinkErator E505
- InSinkErator E505-1
- InSinkErator E606
- InSinkErator Evolution Compact
- InSinkErator Evolution Cover Control
- InSinkErator Evolution Cover Control Plus
- InSinkErator Evolution Essential
- InSinkErator Evolution Esteem
- InSinkErator Evolution Esteem Plus
- InSinkErator Evolution Excel
- InSinkErator Evolution Prestige
- InSinkErator Evolution Pro Compact
- InSinkErator Evolution Pro Cover Control
- InSinkErator Evolution Pro Cover Control Plus
- InSinkErator Evolution Pro Essential
- InSinkErator Evolution Pro Excel
- InSinkErator Evolution Select
- InSinkErator Evolution Select Plus
- InSinkErator Evolution Septic Assist
- InSinkErator Evolution Spacesaver
- InSinkErator Evolution SpacesaverXP
- InSinkErator Evolution Supreme
- InSinkErator Evolution Supreme SS
- InSinkErator LC50-12
- InSinkErator LC50-13
- InSinkErator LC50-14
- InSinkErator Model 444
- InSinkErator Model 77
- InSinkErator PRO 17
- InSinkErator PRO1100
- InSinkErator PRO1100XL
- InSinkErator PRO880
- InSinkErator PRO880LT
- Emerson Model Deluxe
- InSinkErator 1000-1
- InSinkErator 2000-1
- InSinkErator 2000-3
- InSinkErator 4000-1
- InSinkErator 5000-1
- InSinkErator ACE 1000-2
- InSinkErator Badger 1-56
- InSinkErator Badger 1-62
- InSinkErator Badger 1-92
- InSinkErator Badger 10-10
- InSinkErator Badger 10-11
- InSinkErator Badger 10-12
- InSinkErator Badger 100-3
- InSinkErator Badger 15SS-3
- InSinkErator Badger 1HP-2
- InSinkErator Badger 1XL-1
- InSinkErator Badger 5-25
- InSinkErator Badger 5-38
- InSinkErator Badger 5-45
- InSinkErator Badger 5-55
- InSinkErator Badger 5-58
- InSinkErator Badger 5-64
- InSinkErator Badger 5-73
- InSinkErator Badger 5-91
- InSinkErator Badger 5-91A
- InSinkErator Badger 500-4
- InSinkErator Badger 5XL-2
- InSinkErator Badger 5XP-8
- InSinkErator Badger 5XP-8A
- InSinkErator Badger 900-3
- InSinkErator C3000
- InSinkErator C5000
- InSinkErator Complete-1
- InSinkErator Contractor 1000-2
- InSinkErator Contractor 1000-3
- InSinkErator Contractor 333-3
- InSinkErator Contractor 333-4
- InSinkErator E101-2
- InSinkErator EVO CVR CNTRL-1
- InSinkErator Evolution .75HP-1
- InSinkErator Evolution 1300-1
- InSinkErator Evolution 1HP-1
- InSinkErator Evolution 35SS-1
- InSinkErator Evolution 45SS-1
- InSinkErator Evolution 55SS-1
- InSinkErator Evolution Compact-4
- InSinkErator Evolution Compact-P
- InSinkErator Evolution Cover Control Plus-6
- InSinkErator Evolution Cover Control-1
- InSinkErator Evolution Essential XTR
- InSinkErator Evolution Esteem Plus-3
- InSinkErator Evolution Excel-8
- InSinkErator Evolution Premier
- InSinkErator Evolution Premier-1
- InSinkErator Evolution Prestige-3
- InSinkErator Evolution PRO Compact-P
- InSinkErator Evolution Select Plus-1
- InSinkErator Evolution Select Plus-11
- InSinkErator Evolution Select-1
- InSinkErator Evolution Select-6
- InSinkErator Evolution Septic Assist-1
- InSinkErator Evolution Septic Assist-4
- InSinkErator Evolution Spacesaver-P
- InSinkErator Evolution Spacesaver-P-4
- InSinkErator Evolution Supreme SS-5
- InSinkErator Evolution Supreme-1
- InSinkErator Model 77-1
- InSinkErator Model 77-12
- InSinkErator Model 77-23
- InSinkErator Model 77-32
- InSinkErator Model 77-4
- InSinkErator Model 77-42
- InSinkErator Model 77-52
- InSinkErator Model 77-62
- InSinkErator Model 77-72
- InSinkErator Model 77-92
- InSinkErator Model CL-10
- InSinkErator Model CL-15
- InSinkErator Model CL-19
- InSinkErator Model CL-21
- InSinkErator Model CL-27
- InSinkErator Model CL-28
- InSinkErator Model CL-30
- InSinkErator Model CL-32
- InSinkErator Model CL-34
- InSinkErator Model CL-47
- InSinkErator Model CL-5
- InSinkErator Model CL-54
- InSinkErator Model CL-61
- InSinkErator Model CL-68
- InSinkErator Model CL-8
- InSinkErator Model PRO-77
- InSinkErator Model PRO-77-1
- InSinkErator Model PRO-77-3
- InSinkErator Model PRO-77-5
- InSinkErator MP75-2
- InSinkErator Power .75HP-1
- InSinkErator Power 15SS-1
- InSinkErator Power 1HP-1
- InSinkErator Power 900-1
- InSinkErator PRFM C3000-1
- InSinkErator PRFM PLUS C5000-1
- InSinkErator PRO 1000-1
- InSinkErator PRO 1250-1
- InSinkErator PRO 17-2
- InSinkErator PRO 17-4
- InSinkErator PRO 17-6
- InSinkErator PRO 750-4
- InSinkErator PRO 750-5
- InSinkErator Pro Cover Control Plus-6
- InSinkErator Pro Cover Control-8
- InSinkErator PRO CVR CNTRL PLUS-6
- InSinkErator PRO CVR CNTRL-8
- InSinkErator PRO1000LP-7
- InSinkErator PRO1100XL-5
- InSinkErator PRO750-4
- InSinkErator PRO880LT-5
- InSinkErator SPD-1
- InSinkErator SPD-3
- InSinkErator SPD-5
- InSinkErator SPD-9
About the InSinkErator 74999
The InSinkErator 74999 is a backup screw for the sink flange mount that holds an InSinkErator garbage disposer under the sink. Backup screws thread through the upper mounting flange, and tightening them pushes the backup flange up against the sink so the sink flange is held firmly.
This number replaces earlier part numbers 5147 and 73258. Check your disposer against the compatible-models list on this page.
Installation Tips
Turn off power to the disposer at the breaker or unplug it first. InSinkErator's sink flange instructions say to tighten all the backup screws a little at a time, keeping them even, until the backup flange sits snug under the sink.
Product Details
| Part Number | 74999 |
|---|---|
| Brand | InSinkErator |
| Part Type | Hardware |
| Manufacturer Description | BACKUP SCREW 1-1/2" |
| Condition | New — Genuine OEM |
| Replaces | 5147, 73258 |
| Compatible Models | 216 (see list) |
| Availability | In stock |
| Ships | Same business day if ordered by 4 PM Central |
| Returns | 90 days on new, unused items |
Why Buy From Carroll Parts?
- Helping Fix Things Since 1938Over 85 years of parts expertise
- Same-Day ShippingIn-stock orders placed by 4 PM Central ship the same business day
- 90-Day Return PolicyBuy with confidence
- Real Parts Experts800-654-3545 · Mon–Fri, 8 AM–5 PM Central
Frequently Asked Questions
Does 74999 replace part 5147?
Yes. It is listed as replacing both 5147 and 73258.
Will the InSinkErator 74999 fit my disposer?
It fits the 216 models listed under Compatible Models on this page. If your model isn’t listed, call us at 800-654-3545 and we’ll check for you.
Is the InSinkErator 74999 a genuine OEM part?
Yes. This is a genuine InSinkErator factory replacement part, not an aftermarket copy.
What part numbers does the InSinkErator 74999 replace?
It replaces 5147, 73258. If your old part shows one of those numbers, this is the current part to order.
When will my order ship?
In-stock orders placed by 4 PM Central ship the same business day.
What is your return policy?
Items must be new and unused. You can return them within 90 days. Please read our return policy before sending anything back. Questions about a return? Call 800-654-3545 or email [email protected], Mon–Fri, 8 AM–5 PM Central.
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Related Parts
Other parts used in some of the same InSinkErator disposers. Check that your model is listed on each part’s page before ordering.








