The Muffler,exhaust, cataloged under National Stock Number 2990-00-922-5409, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Cummins Filtration Inc.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-922-5409 |
| Primary Part Number | T-6553 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Operating Position | UNIVERSAL |
| Coolant Type | AIR |
| Body Shape | ROUND |
| Muffler Design | STRAIGHT THROUGH W/BAFFLE |
| Overall Diameter | 10.125 INCHES NOMINAL IN |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Surface Treatment | ALUMINUM |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| Outlet Projection Length | 3.500 INCHES NOMINAL FIRST OUTLET IN |
| Baffle Quantity | 1 |
| Inlet Connection Type | UNTHREADED SINGLE INLET |
| Outlet Location | OFF-CENTER ON END OF BODY |
| Inlet Location | CENTERED ON END OF BODY |
| Inlet Projection Length | 3.500 INCHES NOMINAL SINGLE INLET IN |
| Outlet Inside Diameter | 3.025 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Inside Diameter | 2.650 INCHES NOMINAL SINGLE INLET IN |
| Design Type | DRY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 033-155170H1 | Ar Bee Corp (USA) |
| 155170H1 | Komatsu American Intl Co (USA) |
| ABT6553 | Brighton Cromwell Llc (USA) |
| 155170H1 | Komatsu America Corp. (USA) |
| T-6553 PRIMARY | Cummins Filtration Inc. (USA) |
| 033-155170H1 | Brighton Cromwell Llc (USA) |
| 6553 | Cummins Filtration Inc. (USA) |
| ABT6553 | Ar Bee Corp (USA) |
NSN 2990-00-922-5409 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-922-5409 has 8 cross-referenced part numbers: 033-155170H1 (Ar Bee Corp), 155170H1 (Komatsu American Intl Co), ABT6553 (Brighton Cromwell Llc), 155170H1 (Komatsu America Corp.), T-6553 (Cummins Filtration Inc.) and 3 more.
There are 12 known substitutes for 2990-00-922-5409: 3110-00-100-3128, 3110-00-120-0039, 5210-00-223-9622 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for T-6553: Operating Position: UNIVERSAL; Coolant Type: AIR; Body Shape: ROUND; Muffler Design: STRAIGHT THROUGH W/BAFFLE. 18 total characteristics are documented in the Federal Logistics Information System.