NSN 1660-01-175-8913 · NIIN 011758913 · Part number 25E05-1
Grimes Aerospace Company · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 72914
Government record, cited
NSN 1660-01-175-8913 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-175-8913. Manufacturer of record part number: 25E05-1.
Also searched as1660-01-175-8913 ·
1660011758913 ·
NIIN 011758913 ·
01-175-8913 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 72914 · 25E05-1
General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-250-11,ALLOY 6061,T6; ANODIZE PER MIL-A-8625C,TYPE 2,CLASS 1; PRIMER OF MIL-P-23377 PER MIL-C-22751; MIL-C-81773 POLYURTHANE ENAMEL PER FED-STD-595,COLOR NO. 36231 DARK GULL GRAY; 2.000 IN. LG; 1.200.IN. W; 0.630 IN. THK IN
2 manufacturer part numbers on file
Manufacturer of record: Grimes Aerospace Company
Identification
NSN: 1660-01-175-8913
NIIN: 011758913
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
Primary part number: 25E05-1
Manufacturer: Grimes Aerospace Company
General Description
The Cover,flow Sensor, cataloged under National Stock Number 1660-01-175-8913, 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 Grimes Aerospace Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1660-01-175-8913
Primary Part Number
25E05-1
Item Name
Cover,flow Sensor
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Manufacturer
Grimes Aerospace Company
Status
ACTIVE
General Characteristics Item Description
ALUMINUM ALLOY,QQ-A-250-11,ALLOY 6061,T6; ANODIZE PER MIL-A-8625C,TYPE 2,CLASS 1; PRIMER OF MIL-P-23377 PER MIL-C-22751; MIL-C-81773 POLYURTHANE ENAMEL PER FED-STD-595,COLOR NO. 36231 DARK GULL GRAY; 2.000 IN. LG; 1.200.IN. W; 0.630 IN. THK IN
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 1660-01-175-8913?
NSN 1660-01-175-8913 is a Cover,flow Sensor, manufactured by Grimes Aerospace Company, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What part numbers are listed for NSN 1660-01-175-8913?
NSN 1660-01-175-8913 has 2 manufacturer part numbers on file: 25E05-1 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 25E05-1 (Grimes Aerospace Company).
What are the specifications of 25E05-1?
Key specifications for 25E05-1: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-250-11,ALLOY 6061,T6; ANODIZE PER MIL-A-8625C,TYPE 2,CLASS 1; PRIMER OF MIL-P-23377 PER MIL-C-22751; MIL-C-81773 POLYURTHANE ENAMEL PER FED-STD-595,COLOR NO. 36231 DARK GULL GRAY; 2.000 IN. LG; 1.200.IN. W; 0.630 IN. THK IN; End Item Identification: ACFT MODEL AV-8. 1 specification is documented in the U.S. Government catalog.
Is NSN 1660-01-175-8913 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.