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Shop a wide selection Bobrick replacement parts and keys.

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🔐 Bobrick Lock & Key Reference Guide

Find the correct replacement lock or key for your Bobrick washroom accessory. Click any red model number to view the product on TotalRestroom.com. Click any blue part number to purchase the replacement lock or key. All standard models are keyed alike with the Bobrick CAT-74 key (P/N 330-43).

📄 Source: Bobrick Parts PDF updated 2026.

🛒 All Bobrick Parts & Keys330-41 Lock & Key330-43 CAT-74 Key39003-21 TrimLine Lock288-42 Contura Lock3944-41 Waste Receptacle Lock3500-100 ClassicSeries Lock4369-20 Fino Lock383257 Vendor Door Lock352-122 CAT-118 Key2621-8 Knob Latch314370-22 Knob Latch

How to Find Your Lock & Key Part

Step 1: Open your Bobrick unit and find the model number printed inside the door or cabinet — it starts with B-.

Step 2: Find your model in the table below. Click the red model number to go to its product page on TotalRestroom.com.

Step 3: Click the blue part number to purchase the replacement lock or key. Multiple parts may be listed per model — notes in parentheses clarify which component each applies to.

Not sure? Call (877) 234-3520 — our restroom specialists can confirm in minutes.

Red model numbers link to the product page on TotalRestroom.com. Blue part numbers link to the replacement lock or key.

Current Models — Lock & Key Reference

Bobrick Model ↗ view on TotalRestroom.comLock & Key Part(s) — click to buy
B-254
39003-21
B-262352-100
2621-8 (Knob Latch)
B-26212621-8 (Knob Latch)
B-26212352-100
B-263263-39
B-2012, B-20132012-41
B-2706 ⑤383257 (Door)
3706-15 (Security Lock)
3706-214 (Coin Box)
B-27462746-9
B-28603500-100
B-2888388-42
2621-8 (Knob Latch)
B-28902890-17 (Lock & Key)
2890-41 (Key only)
B-28922892-36
B-29742974-100
B-297442974-100
B-301301-19
B-306.MBLK305-19.MBLK
B-3013388-42
B-3013.MBLK288-42.MBLK
B-3091388-42
B-3092388-42
B-30919388-42
B-30929388-42
B-3094353-25
B-347 Series314370-22 (Old Knob Latch)
3803-5
B-35339003-21
314370-22 (Knob Latch)
B-35439003-21
314370-22 (Knob Latch)
B-357 Series314370-22 (Old Knob Latch)
3803-5 (Top & Bottom)
B-3570 Series39003-21
314370-22 (Knob Latch)
B-3479.MBLK, B-3579.MBLK388-42.MBLK (Upper)
3803-5.MBLK (Lower)
B-359352-100
2621-8 (Knob Latch)
B-3588, B-35883388-42 (Lock & Key)
2621-8 (Knob Latch)
B-3588.MBLK, B-35883.MBLK288-42.MBLK
B-35633.MBLK38030-20.MBLK
B-35639.MBLK38030-20.MBLK
B-35643.MBLK38030-20.MBLK
B-35649.MBLK38030-20.MBLK
B-359033, B-3590393013-112 (Door Lock)
B-359033.MBLK38030-20.MBLK
B-359039.MBLK38030-20.MBLK
B-369369-42 (Knob Latch)
319148
B-36443944-41
B-3706 ⑤383257 (Door Lock)
3706-15 (Security Lock)
3706-214 (Coin Box)
B-37063 ⑤383257 (Door Lock)
3706-15
3706-214
B-37063.MBLK C383257.MBLK (Door Lock)
B-37063.MBLK 25383257.MBLK (Door Lock)
B-370634 ⑤383257 (Door Lock)
3706-15
3706-214
B-370634.MBLK 25383257.MBLK (Door Lock)
B-370634.MBLK C383257.MBLK (Door Lock)
B-3803 Series39003-21
B-3803.MBLK38030-20.MBLK
B-38030 Series38030-304 (Door Lock & Key)
38030-318 (Lock, Key & Mtg Plate)
B-38032.MBLK38030-20.MBLK
B-3803338030-304 (Lock & Key)
B-38034.MBLK38030-20.MBLK
B-380349.MBLK38030-20.MBLK
B-386388-42
B-3888388-42
2621-8 (Knob Latch)
B-39003 Series38030-20
B-39003.MBLK38030-20.MBLK
B-3944 Series330-41 (Door 2006 & earlier)
330-148 (Old Door Knob Latch)
3944-30 (Door Convertible 2007+)
3944-41 (Waste Receptacle)
3944-143 (New Knob Latch Waste)
B-396138077-15 (Old Door)
3500-100 (New Door)
3944-41 (Receptacle)
3944-143 (Knob Latch)
B-39743500-100 (Door)
3944-41 (Receptacle)
B-397473500-100 (Door)
3944-41 (Receptacle)
B-39793500-100 (Door)
3944-41 (Receptacle)
B-42624262-36
B-4288288-42
B-43694369-20
B-4388288-42
B-4706 ⑤43500-24 (Door)
4706-175
3706-214
B-7297424-17 BobKey
B-92624369-20
B-9262.MBLK4369-20.MBLK
B-98904369-20
B-9890.MBLK4369-20.MBLK
B-99444369-20
B-9944.MBLK4369-20.MBLK

Discontinued Models — Lock & Key Reference

These models have been discontinued by Bobrick but replacement lock parts may still be available.

Bobrick Model ↗ view on TotalRestroom.comLock & Key Part(s) — click to buy
B-235330-41
B-267360-48
B-2793352-100
B-28002800-28 (Upper)
2800-48 (Lower)
3500-58 (Coin Box)
B-2801234-51 (Upper)
2802X2-22 (Lower)
B-2802 Series234-51 (Upper)
2802X2-22 (Lower)
234-44 (Coin Box)
B-282 ③352-50
352-111 (Coin Box)
B-288288-122
B-28932892-36
B-3017288-122
B-304301-19
B-31903330-41
B-31907330-41
B-3220330-41
B-3226330-41
B-323330-41
B-330 Series330-41
B-3300–B-3336330-41
B-334330-41
B-347 (Before May 1994)301-19
B-33007330-41
B-3500 ⑦3500-100 (Upper)
3500-99 (Lower)
3500-58 (Coin Box)
B-3502 Series ②344-42
3502X2-22 (Lower)
234-44 (Coin Box)
B-352 ③352-50
352-111 (Coin Box)
B-3590738077-15
B-357 (Before May 1994)301-19 (Seat Cover)
353-25 (Disposal)
305-19 (2 required)
B-360 Series360-48
B-360P305-19 (2 required)
B-36003 Series39003-21 (2 required)
B-36003939003-21 (2 required)
B-361330-41
B-362305-19
B-262034063-16
B-363305-19
B-3643944-41
B-3640773803-5
B-36493944-41
B-36453944-41
B-36503 Series ②3803-5
B-366 Series305-19
B-367 ④3944-41
B-367033803-5
B-367077 ④39003-21
B-372330-41
B-376288-122
B-378288-122
B-3807438077-15
B-380738077-15
B-3860360-48
B-3861360-48
B-388288-42
B-3900 Series330-41 (Door)
3944-41 (Receptacle)
B-3900738077-15
B-39007438077-15
B-3950305-19
B-3960360-48 (Towel Dispenser)
3944-41 (Waste Receptacle)
B-3960339603-15
815049 (Knob Latch)
B-396034815049 (Knob Latch)
B-3960738077-15
B-4350043500-24
B-43624369-20
B-520305-19 (Door)
3944-41 (Receptacle)
B-52539003-21
B-5250739003-21
B-5250339003-21
B-5286052860-21
B-590330-41 (Door)
B-591330-41 (Door)
B-930305-19