Product Details | MUFFLER-EXHAUST PIPE PROTECTIVE CAP ASSEMBLY

2990-01-410-9973 An item designed to fit over the opening of an engine exhaust pipe or muffler to prevent the entrance of rain or foreign matter into the manifold section of a reciprocating engine while not in use. It is automatically opened when the engine is started by pressure exerted from the exhaust system. It is equipped with a hinging action and may or may not have a counter weight. Excludes CAP, PROTECTIVE, DUST AND MOISTURE SEAL.

Part Alternates: 27300Z, 27-300Z, 2990-01-410-9973, 01-410-9973, 2990014109973, 014109973

Engine Accessories | Miscellaneous Engine Accessories, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 16 MAR 1995 01-410-9973

Demand History | NSN 2990-01-410-9973

Part Number Request Date QTY Origin
27-300Z 2023-12-18 3 DIBBS
27-300Z 2023-09-19 4 DIBBS
27-300Z 2023-09-12 4 DIBBS
27-300Z 2022-12-19 1 DIBBS
27-300Z 2022-09-20 5 DIBBS
2990-01-410-9973 2015-04-08 3 DIBBS
2990-01-410-9973 2014-11-25 3 DIBBS
2990-01-410-9973 2014-11-03 1 DIBBS
2990-01-410-9973 2014-10-31 1 DIBBS
2990-01-410-9973 2014-10-22 1 DIBBS
2990-01-410-9973 2014-10-20 1 DIBBS
2990-01-410-9973 2009-06-06 1 DIBBS

Cross Reference | NSN 2990-01-410-9973

Part Number Cage Code Manufacturer
27-300Z 55996 DYNAFLEX PRODUCTS DBA EXHAUST TECH

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Technical Data | NSN 2990-01-410-9973

Characteristic Specifications
MATERIAL STEEL
PIPE OUTSIDE DIAMETER ACCOMMODATED 3.000 INCHES
III END ITEM IDENTIFICATION TYPE MJ-1

Restrictions/Controls & Freight Information | NSN 2990-01-410-9973

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 116430 CAPS,ENGINE RADIATOR
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code AH Defense Supply Center Columbus
Columbus, OH 43215
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2990-01-410-9973

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSUSU:AF SICA RESIDUAL MMAC-OO-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each