NSN 1660-00-657-3601, 1660006573601
Cancelled -> Replaced by 1660006568803

Federal Supply Classification: FSC 1660 - Aircraft Air Conditioning, Heating, and Pressurizing Equipment
National Item Identification Number: NIIN 006573601
Codification Country: United States
Item Name Code: INC 77777
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 1660-00-657-3601

National Stock Number (NSN) 1660-00-657-3601, or NIIN 006573601, (parts kit,valve,overhaul) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN replaces 1 stock number, 1660006568803.

There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2005, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 77777. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660006573601 does not contain precious metals.

This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) JNON SUPPLY ITEMS AND QUANTITIES,FSCM 99193 P/N 96278 DIAL 1,FSCM99193 P/N 96279-2 SHIELD 1,FSCM 99193 P/N 96541-2 WASHER 1,FSCM 99193P/N 96885 SCREW 1,FSCM 99193 P/N S8079-3 NUT 1,FSCM 99193 P/N S8079-63NUT 1,FSCM 99193 P/N S8157AE115-012 WASHER 4,FSCM 99193 P/N S8157N21-010WASHER 1,FSCM 99193 P/N S8157N89-005 WASHER 1,FSCM 99193 P/N S8157N89-010 WASHER 1,FSCM 99193 P/N S8157N89-020 WASHER 2,FSCM 99193 P/NS8157N89-032 WASHER 1,FSCM 99193 P/N S8168-2510265 SPACER 2,FSCM 99193P/N S8169A PLATE 1,FSCM 99193 P/N S8288-2 PLATE 1,FSCM 88044 P/NAN470A2-3 RIVET 4,FSCM 88044 P/N AN500A10-12 SCREW 4,FSCM 88044 P/NAN936B10 WASHER 2,FSCM 88044 P/N AN969110L WASHER 5,FSCM 88044 P/NAN9600616F WASHER 1,FSCM 99193 P/N 94755-25-4 DISC 1,FSCM 99193 P/N119497-5 SCREW 4,FSCM 99193 P/N S3990-113 PACKING PREFORMED 1,FSCM99193 P/N S5980-17 PACKING PREFORMED 1,FSCM 99193 P/N 355065 BEARING1,FSCM 96906 P/N MS134353 BALL 1,FSCM 96906 P/N MS16625-4068 RING 1,FSCM 96906 P/N MS24622-1 SCREW 2
FSC APPLICATION DATA: (ZZZV) HEAT AND VENT SYSTEM,AIR CONDITIONING,ACFT
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) NON SUPPLY ITEMS AND QUANTITIES,FSCM 99193 P/N 96278 DIAL 1,FSCM99193 P/N 96279-2 SHIELD 1,FSCM 99193 P/N 96541-2 WASHER 1,FSCM 99193P/N 96885 SCREW 1,FSCM 99193 P/N S8079-3 NUT 1,FSCM 99193 P/N S8079-63NUT 1,FSCM 99193 P/N S8157AE115-012 WASHER 4,FSCM 99193 P/N S8157N21-010WASHER 1,FSCM 99193 P/N S8157N89-005 WASHER 1,FSCM 99193 P/N S8157N89-010 WASHER 1,FSCM 99193 P/N S8157N89-020 WASHER 2,FSCM 99193 P/NS8157N89-032 WASHER 1,FSCM 99193 P/N S8168-2510265 SPACER 2,FSCM 99193P/N S8169A PLATE 1,FSCM 99193 P/N S8288-2 PLATE 1,FSCM 88044 P/NAN470A2-3 RIVET 4,FSCM 88044 P/N AN500A10-12 SCREW 4,FSCM 88044 P/NAN936B10 WASHER 2,FSCM 88044 P/N AN969110L WASHER 5,FSCM 88044 P/NAN9600616F WASHER 1,FSCM 99193 P/N 94755-25-4 DISC 1,FSCM 99193 P/N119497-5 SCREW 4,FSCM 99193 P/N S3990-113 PACKING PREFORMED 1,FSCM99193 P/N S5980-17 PACKING PREFORMED 1,FSCM 99193 P/N 355065 BEARING1,FSCM 96906 P/N MS134353 BALL 1,FSCM 96906 P/N MS16625-4068 RING 1,FSCM 96906 P/N MS24622-1 SCREW 2