PartsTable TECHNICAL DATA SHEET
NSN 1660-00-975-5181Government record, cited

Valve Assembly, Environmental Con1660-00-975-5181

NSN 1660-00-975-5181 · NIIN 009755181 · Part number RR300C
Rauth Industries · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 47396
Government record, cited
NSN 1660-00-975-5181 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-975-5181. Manufacturer of record part number: RR300C.
Also searched as  1660-00-975-5181 · 1660009755181 · NIIN 009755181 · 00-975-5181 · FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 47396 · RR300C
Nearby stock numbers  ·
Features
  • Valve Assembly,environmental Con — FSC 1660
  • General Characteristics Item Description: METAL
  • 1 manufacturer part number on file
  • Manufacturer of record: Rauth Industries
Identification
  • NSN: 1660-00-975-5181
  • NIIN: 009755181
  • FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
  • FSG: 16 — Aircraft Components and Accessories
  • Primary part number: RR300C
  • Manufacturer: Rauth Industries
General Description

The Valve Assembly,environmental Con, cataloged under National Stock Number 1660-00-975-5181, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Rauth Industries. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-00-975-5181
Primary Part NumberRR300C
Item NameValve Assembly,environmental Con
FSC / FSG1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
ManufacturerRauth Industries
StatusACTIVE
General Characteristics Item DescriptionMETAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
RR300C PRIMARY Rauth Industries (USA)
Reference documents
ReferenceMeaning
RR300C 5/9 Secondary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1660-00-001-1693
DUCT ASSEMBLY,AIR CONDITIONING-H
1660-00-001-1754
BAFFLE,AIR
1660-00-001-2491
CAGE,BYPASS VALVE
1660-00-001-2493
1660-00-001-2493 · Item name not on file
1660-00-001-2496
CONTROL BOX,ELECTRICAL-ELECTRONI
1660-00-001-2497
1660-00-001-2497 · Item name not on file
1660-00-001-4130
1660-00-001-4130 · Item name not on file
1660-00-001-4479
CONTROLLER,AIR PRESSURE,AIRCRAFT

Frequently Asked Questions

What is NSN 1660-00-975-5181?

NSN 1660-00-975-5181 is a Valve Assembly,environmental Con, manufactured by Rauth Industries, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.

What part numbers are listed for NSN 1660-00-975-5181?

NSN 1660-00-975-5181 has 1 manufacturer part number on file: RR300C (Rauth Industries).

What are the specifications of RR300C?

Key specifications for RR300C: General Characteristics Item Description: METAL. 1 specification is documented in the U.S. Government catalog.

Is NSN 1660-00-975-5181 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.

What is the DEMIL code for NSN 1660-00-975-5181?

NSN 1660-00-975-5181 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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