PartsTable TECHNICAL DATA SHEET
NSN 2995-01-666-3387Government record, cited

Tube Assembly, Aircraft Engine2995-01-666-3387

NSN 2995-01-666-3387 · NIIN 016663387 · Part number 25KF277-93
Textron Aviation Inc · FSC 2995 — Miscellaneous Engine Accessories, Aircraft · FSG 29 — Engine Accessories · CAGE 7EK50
Government record, cited
NSN 2995-01-666-3387 — this item is cataloged by the U.S. Government under National Stock Number 2995-01-666-3387. Manufacturer of record part number: 25KF277-93.
Also searched as  2995-01-666-3387 · 2995016663387 · NIIN 016663387 · 01-666-3387 · FSC 2995 Miscellaneous Engine Accessories, Aircraft · CAGE 7EK50 · 25KF277-93
Nearby stock numbers  ·
Features
  • Tube Assembly,aircraft Engine — FSC 2995
  • Overall Diameter: 0.3125 INCHES NOMINAL IN
  • Supplementary Features: TTF135134
  • Material: PLASTIC
  • 1 manufacturer part number on file
  • Manufacturer of record: Textron Aviation Inc
Identification
  • NSN: 2995-01-666-3387
  • NIIN: 016663387
  • FSC: 2995 — Miscellaneous Engine Accessories, Aircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 25KF277-93
  • Manufacturer: Textron Aviation Inc
General Description

The Tube Assembly,aircraft Engine, cataloged under National Stock Number 2995-01-666-3387, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Textron Aviation Inc. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
NSN2995-01-666-3387
Primary Part Number25KF277-93
Item NameTube Assembly,aircraft Engine
FSC / FSG2995 / 29 — Miscellaneous Engine Accessories, Aircraft
ManufacturerTextron Aviation Inc
StatusACTIVE
Overall Diameter0.3125 INCHES NOMINAL IN
Supplementary FeaturesTTF135134
MaterialPLASTIC
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
25KF277-93 PRIMARY Textron Aviation Inc (USA)
Reference documents
ReferenceMeaning
25KF277-93 3/9 Design control — primary reference
Beechcraft Corporation Dba Textron Aviation
No interchangeability data on file.
Other items in FSC 2995 — Miscellaneous Engine Accessories, Aircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2995-00-001-1852
2995-00-001-1852 · Item name not on file
2995-00-001-3662
INSERT,GENERATOR,BEARING
2995-00-001-8344
MANIFOLD,FLUID,AIRCRAFT
2995-00-001-8345
MANIFOLD,FLUID,AIRCRAFT
2995-00-001-9125
2995-00-001-9125 · Item name not on file
2995-00-001-9136
2995-00-001-9136 · Item name not on file
2995-00-001-9137
PLATE,POWER QUADRAN
2995-00-003-3949
2995-00-003-3949 · Item name not on file

Frequently Asked Questions

What is NSN 2995-01-666-3387?

NSN 2995-01-666-3387 is a Tube Assembly,aircraft Engine, manufactured by Textron Aviation Inc, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.

What part numbers are listed for NSN 2995-01-666-3387?

NSN 2995-01-666-3387 has 1 manufacturer part number on file: 25KF277-93 (Textron Aviation Inc).

What are the specifications of 25KF277-93?

Key specifications for 25KF277-93: Overall Diameter: 0.3125 INCHES NOMINAL IN; Supplementary Features: TTF135134; Special Features: FOR HAWKER 800XP/850XP; Part Name Assigned by Controlling Agency: TUBE-FEED. 3 specifications are documented in the U.S. Government catalog.

Is NSN 2995-01-666-3387 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.
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