The Muffler,exhaust, cataloged under National Stock Number 2990-00-737-5076, 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 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 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 | 2990-00-737-5076 |
| Primary Part Number | 7870-A |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — No Item Name Available |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Surface Treatment | ALUMINUM |
| Inlet Projection Length | 1.688 INCHES NOMINAL SINGLE INLET IN |
| Inlet Connection Type | FLANGE SINGLE INLET |
| Outlet Connection Type | FLANGE FIRST OUTLET |
| Unable to Decode | UNABLE TO DECODE |
| Outlet Flange Mounting Provision and Quantity | 3 HOLES FIRST OUTLET |
| Muffler Design | BAFFLE |
| Outlet Projection Length | 12.688 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Flange Shape | TRIANGULAR SINGLE INLET |
| Tube Quantity | 3 |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Baffle Quantity | 3 |
| Inlet Flange Mounting Hole Diameter | 0.344 INCHES NOMINAL SINGLE INLET IN |
| Outlet Flange Mounting Provision Spacing | 2.250 IN. DIA BOLT CIRCLE IN |
| Center to Center Distance Between Mounting Holes | 2.250 IN. DIA BOLT CIRCLE SINGLE INLET IN |
| Outlet Flange Mounting Hole Diameter | 0.344 INCHES NOMINAL FIRST OUTLET IN |
| Design Type | DRY |
| Body Shape | OVAL |
| Outlet Flange Shape | TRIANGULAR FIRST OUTLET |
| Outlet Location | LOCATED 1-3/4 IN. C TO C FROM HORIZONTAL CENTER LINE IN |
| Coolant Type | AIR |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Inlet Flange Mounting Provision and Quantity | 3 HOLES SINGLE INLET |
| Operating Position | HORIZONTAL |
| FSC Application Data | EXHAUST SYSTEM,ENGINE,NON-AIRCRAFT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 300157 | D and J Industries Inc (USA) |
| 7870-A PRIMARY | Cummins Filtration Inc. (USA) |
| 2539 PRIMARY | Maremont Corp (USA) |
| 649865 | Am General Llc (USA) |
| T-7870 | Cummins Filtration Inc. (USA) |
| SVTG-1856 | Ministerie Van Defensie Clasmaterieelvoorzieningsafdeling 3 (NLD) |
| 7375076 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| DSG1128 | Napco International Llc Dba Napco International Inc (USA) |
NSN 2990-00-737-5076 is a Muffler,exhaust, manufactured by Cummins Filtration Inc., classified under FSC 2990 (No Item Name Available). Status: active.
NSN 2990-00-737-5076 has 8 cross-referenced part numbers: 300157 (D and J Industries Inc), 7870-A (Cummins Filtration Inc.), 2539 (Maremont Corp), 649865 (Am General Llc), T-7870 (Cummins Filtration Inc.) and 3 more.
There are 12 known substitutes for 2990-00-737-5076: 5310-00-208-8717, 5975-00-280-3836, 6110-00-295-2750 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7870-A: Surface Treatment: ALUMINUM; Inlet Projection Length: 1.688 INCHES NOMINAL SINGLE INLET IN; Inlet Connection Type: FLANGE SINGLE INLET; Outlet Connection Type: FLANGE FIRST OUTLET. 28 total characteristics are documented in the Federal Logistics Information System.