PartsTable TECHNICAL DATA SHEET
NSN 2990-01-300-7974Government record, cited

Muffler, Exhaust2990-01-300-7974

NSN 2990-01-300-7974 · NIIN 013007974 · Part number L72772
Cnh Industrial America Llc Dba Cnh America · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 10988
Government record, cited
NSN 2990-01-300-7974 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-300-7974. Manufacturer of record part number: L72772.
Also searched as  2990-01-300-7974 · 2990013007974 · NIIN 013007974 · 01-300-7974 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 10988 · L72772
Nearby stock numbers  ·
Features
  • Muffler,exhaust — FSC 2990
  • Operating Position: HORIZONTAL
  • Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY
  • Coolant Type: AIR
  • Design Type: DRY
  • Muffler Design: STRAIGHT THROUGH
  • Inlet Connection Type: UNTHREADED SINGLE INLET
  • Body Shape: ROUND
Identification
  • NSN: 2990-01-300-7974
  • NIIN: 013007974
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: L72772
  • Manufacturer: Cnh Industrial America Llc Dba Cnh America
General Description

The Muffler,exhaust, cataloged under National Stock Number 2990-01-300-7974, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cnh Industrial America Llc Dba Cnh America. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-300-7974
Primary Part NumberL72772
Item NameMuffler,exhaust
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerCnh Industrial America Llc Dba Cnh America
StatusACTIVE
Operating PositionHORIZONTAL
Inlet LocationCENTRALLY LOCATED IN END SECTION OF BODY
Coolant TypeAIR
Design TypeDRY
Muffler DesignSTRAIGHT THROUGH
Inlet Connection TypeUNTHREADED SINGLE INLET
Body ShapeROUND
Outlet Connection TypeUNTHREADED FIRST OUTLET
Outlet LocationCENTRALLY LOCATED IN END SECTION OF BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
L72772 PRIMARY Cnh Industrial America Llc Dba Cnh America (USA)
No interchangeability data on file.
Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-001-0001
BLOWER ASSEMBLY
2990-00-001-1248
2990-00-001-1248 · Item name not on file
2990-00-001-1250
2990-00-001-1250 · Item name not on file
2990-00-001-2055
2990-00-001-2055 · Item name not on file
2990-00-001-3498
2990-00-001-3498 · Item name not on file
2990-00-001-3520
2990-00-001-3520 · Item name not on file
2990-00-001-3521
2990-00-001-3521 · Item name not on file
2990-00-001-3522
CAP ASSEMBLY,MUFFLE

Frequently Asked Questions

What is NSN 2990-01-300-7974?

NSN 2990-01-300-7974 is a Muffler,exhaust, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-300-7974?

NSN 2990-01-300-7974 has 1 manufacturer part number on file: L72772 (Cnh Industrial America Llc Dba Cnh America).

What are the specifications of L72772?

Key specifications for L72772: Operating Position: HORIZONTAL; Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY; Coolant Type: AIR; Design Type: DRY. 9 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-300-7974 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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