FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories
Government record, cited
Also searched as1660-00-677-3587 ·
1660006773587 ·
NIIN 006773587 ·
00-677-3587 ·
FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories
General Description
The Elbow,oxygen Line, cataloged under National Stock Number 1660-00-677-3587, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Elbow,oxygen Line
FSC / FSG
1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16)
Technical Specifications
Parameter
Value
NSN
1660-00-677-3587
Item Name
Elbow,oxygen Line
FSC / FSG
1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3110-01-062-154615967POSSIBLE MATCH
BEARING,BALL,ANNULAR
Possible match (shared part number)Tld Wollard Llc
4820-01-262-1114N15967POSSIBLE MATCH
LINER,VALVE CYLINDER
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
5133-01-399-1221POSSIBLE MATCH
DRILL,TWIST
Possible match (shared part number)
4730-01-512-627315967POSSIBLE MATCH
COUPLING,TUBE
Possible match (shared part number)Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
15967
3/2Design control — primary reference
U.S. Government activity
Related Parts
3110-01-062-1546POSSIBLE MATCH
BEARING,BALL,ANNULAR
15967
4820-01-262-1114POSSIBLE MATCH
LINER,VALVE CYLINDER
N15967
5133-01-399-1221POSSIBLE MATCH
DRILL,TWIST
4730-01-512-6273POSSIBLE MATCH
COUPLING,TUBE
15967
Frequently Asked Questions
What is NSN 1660-00-677-3587?
NSN 1660-00-677-3587 is a Elbow,oxygen Line, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
What NSN replaces 1660-00-677-3587?
4 possible matches (shared part number, not a government interchangeability claim): 3110-01-062-1546, 4820-01-262-1114, 5133-01-399-1221. Verify interchangeability with system specifications before substitution.
Is NSN 1660-00-677-3587 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 1660-00-677-3587?
NSN 1660-00-677-3587 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.