ShopAmerex.com · Amerex 06993 datasheet · https://shopamerex.com/products/amerex-06993-brass-plated-agent-cylinder-cap · Figures as published by Amerex · Verified Sep 2, 2026
Genuine Amerex service part·Part no. 06993
Amerex 06993 Brass-Plated Agent Cylinder Cap
Amerex 06993 is the Cap, Agent Cylinder (Amerex part 06993, item 1), the agent cylinder fill cap on cylinder-operated wheeled extinguishers. Full overview ↓
- Part no.
- 06993
- Pack
- Pack of 1
- Fits
- 450, 452, 491 +3 more
- Parts Book
- Page 19
- Free shipping (orders over $100)
- Returns per our refund policy.
Genuine Amerex part from an authorized Amerex distributor. Not a generic substitute.
Ordering parts for a service route?
Quotes for part lists, PO and tax-exempt orders, and parts not yet listed.
Which models does the Amerex 06993 fit?
Per the Amerex Parts Book · page 19| Fits | Extinguisher | UL rating | Capacity | Price | Link |
|---|---|---|---|---|---|
| Model 450 |  11483 Amerex 450 125 lb Wheeled ABC Fire ExtinguisherParts Book p.18 (PDF p.20) |
30A:240B:C | 125 lb (57 kg) | $4,960.00 | View |
| Model 452 |  10643 Amerex 452 125 lb Wheeled Purple K Fire ExtinguisherParts Book p.18 (PDF p.20) |
320B:C | 125 lb (57 kg) | $6,671.00 | View |
| Model 491 |  11677 Amerex 491 300 lb Wheeled ABC Fire ExtinguisherParts Book p.19 (PDF p.21) |
40A:320B:C | 300 lb (136.07 kg) | $9,515.00 | View |
| Model 493 |  15505 Amerex 493 300 lb Wheeled Purple K Fire ExtinguisherParts Book p.19 (PDF p.21) |
320B:C | 300 lb (136.07 kg) | $9,413.00 | View |
| Model 680R |  10897 Amerex 680R 150 lb Wheeled Sodium Chloride Fire ExtinguisherParts Book p.23 (PDF p.25) |
150 lb | $12,075.00 | View | |
| Model 681R |  10898 Amerex 681R 250 lb Wheeled Copper Powder Fire ExtinguisherParts Book p.23 (PDF p.25) |
250 lb | $16,921.00 | View |
Parts list for 125/150 lb. dry chemical wheeled models, 110 cu. ft. nitrogen cylinder
Fitment per the Amerex Parts Book. Check the part number against your unit’s nameplate before ordering.
What is the Amerex 06993?
Amerex 06993 is the Cap, Agent Cylinder (Amerex part 06993, item 1), the agent cylinder fill cap on cylinder-operated wheeled extinguishers. The Parts Book lists it for the 110 cu. ft. models (467, 469, 470, 472), the 23 cu. ft. models (450, 452), the 55 cu. ft. models (491, 493) and the Argon-charged 680R/681R Class D units, with a version carrying a pressure indicator, part 12576, listed at the same item. The owner's manual has the technician clean the cap threads and thread vent port at every annual service. The Parts Book notice states Amerex replacement parts must be used to protect the UL listing and keep the warranty in effect.
Amerex 06993 specifications
| Part number | 06993 |
|---|---|
| Description | Cap, Agent Cylinder |
| Parts Book page | Printed p.17 (PDF p.19) |
| Diagram item | 1 |
| Pack quantity | 1 |
| Models | 467, 469, 470, 472, 450, 452, 491, 493, 680R, 681R |
|---|
| Amerex item number | 06993 |
|---|
Part data as published by Amerex. Confirm against the current Parts Book revision before ordering for a unit in service.
Amerex 06993 documents
Official Amerex publications · PDF- Parts Book p. 19 Parts list for 125/150 lb dry chemical, 110 cu. ft. nitrogen cylinder wheeled models 467, 469, 470, 472
- Owner's Service Manual (05605) Wheeled 125/150 lb N2 cylinder operated - models 450/452/467/469/470/472
- Owner's Service Manual (05614) Wheeled 300/350 lb N2 cylinder operated - models 491/492/493
- Owner's Service Manual (05620) Wheeled 150/250 lb Class D - models 680/681
- Tech Tip - Amerex Products Need Amerex Parts Why genuine Amerex parts
- Amerex Warranty Statement
Current Amerex publications, hosted on ShopAmerex so links do not break when Amerex reorganizes its site.
Other parts on Parts Book page 19
Parts list for 125/150 lb. dry chemical wheeled models, 110 cu. ft. nitrogen cylinder · All 29 parts| Part no. | Part | Pack | Price | Quantity and add to cart |
|---|---|---|---|---|
| 02234 | Pack of 1 | $113.00 | ||
| 02235 | Pack of 1 | $1,152.00 | ||
| 02272-P001 | Pack of 1 | $5.99 | ||
| 04128 | Pack of 1 | $1,606.00 | ||
| 04444 | Pack of 1 | $69.99 | ||
| 04523 | Pack of 1 | $28.99 | ||
| 06032 | Pack of 1 | $88.99 | ||
| 07025 | Pack of 1 | $903.00 |
Item numbers refer to the exploded view on the Parts Book page. Model-specific items are marked in the Amerex parts list; confirm before ordering.
Amerex 06993 questions
What does the Amerex 06993 cap fit?
The agent cylinder on the 110, 23 and 55 cu. ft. nitrogen wheeled units (models 467, 469, 470, 472, 450, 452, 491, 493) and the Argon-charged 680R/681R units.
Is there a version with a pressure indicator?
Yes - Amerex part 12576 is listed at the same item number as the Cap, Agent Cylinder with Pressure Indicator.
How is it serviced?
The owner's manual has the technician examine the cap for damage, cracks or thread wear and clean the threads and the thread vent port with a stiff bristle nylon brush.
Does the gasket come with it?
No - the cap gasket is Amerex part 02272-P, listed separately at item 2.
What is it made of?
The Parts Book prints only “Cap, Agent Cylinder” and gives no material or finish.
Where is it in the Parts Book?
Item 1 on printed p.17 (PDF p.19), p.18, p.19 and p.23.
Why use the genuine Amerex part?
The Parts Book notice states the Amerex warranty is voided by generic, off-the-shelf or substitute parts, and that failure to use Amerex replacement parts could cause the extinguisher to malfunction.