NSN 2990-01-025-4253, 2990010254253 Details - Muffler Exhaust Parts List

Item Name Muffler Exhaust
Federal Supply Group (FSG) Engine Accessories
Federal Supply Class (FSC) 2990 Miscellaneous Engine Accessories Nonaircraft
National Item Identification Number (NIIN) 01-025-4253 (010254253)
NCB Code USA (01)

Technical Characteristics of NSN 2990010254253

MRCCriteriaCharacteristic
AALWINSULATION MATERIALBRONZE WOOL,FRG-W820210-A
ABHPOVERALL LENGTH13.968 INCHES NOMINAL
ACQWINLET CONNECTION TYPEFLANGE
ADAVOVERALL DIAMETER5.250 INCHES NOMINAL
APGFDESIGN TYPEJACKETED
ARNDMUFFLER DESIGNLOUVER
ARNGBODY SHAPEROUND
ARNHOPERATING POSITIONUNIVERSAL
ARNJINLET LOCATIONCENTRALLY LOCATED IN END SECTION OF BODY
ARNKINLET PROJECTION LENGTH1.938 INCHES NOMINAL
ARNLINLET FLANGE SHAPEROUND
ARNMINLET FLANGE MOUNTING PROVISION AND QUANTITY6 HOLES
ARNNINLET FLANGE MOUNTING HOLE DIAMETER0.562 INCHES NOMINAL
MATTMATERIALNICKEL ALLOY

  Relevant Components for NSN - 2990-01-025-4253, 2990010254253

2910-00-001-3841 (2910000013841) 2910-00-001-3856 (2910000013856) 2910-00-001-3873 (2910000013873) 2910-00-001-3875 (2910000013875)
2910-00-001-6116 (2910000016116) 2910-00-001-6176 (2910000016176) 2910-00-001-7736 (2910000017736) 2910-00-001-7829 (2910000017829)
2910-00-001-9024 (2910000019024) 2910-00-001-9030 (2910000019030) 2910-00-001-9042 (2910000019042) 2910-00-001-9050 (2910000019050)

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