PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17921-1Cap,oil Drain

Alamo Aircraft, Ltd. · NSN 2835-00-654-6782 · FSC 2835 · No Item Name Available
Verified by PartsTable
NSN 2835-00-654-6782 — this item is cataloged by the U.S. Government under National Stock Number 2835-00-654-6782. Primary manufacturer part number: 17921-1.
Features
  • Cap,oil Drain — FSC 2835
  • 2 verified cross-references
  • Primary manufacturer: Alamo Aircraft, Ltd.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cap,oil Drain, cataloged under National Stock Number 2835-00-654-6782, is classified within Federal Supply Class 2835 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Alamo Aircraft, Ltd.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCap,oil Drain
FSC / FSG2835 — No Item Name Available (FSG 28)
ManufacturersAlamo Aircraft, Ltd. (CAGE 55345); Rtx Corporation Div Pratt & Whitney (CAGE 55820)
Technical Specifications
ParameterValue
NSN2835-00-654-6782
Primary Part Number17921-1
Item NameCap,oil Drain
FSC / FSG2835 / 28 — No Item Name Available
ManufacturerAlamo Aircraft, Ltd.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3950-00-399-4915150 INTERCHANGEABLE
Butterfly
Almon Johnson Ltd
5998-01-598-7424179211 INTERCHANGEABLE
Interface Unit,input-Output
General Dynamics Mission Systems, Inc.
6120-01-624-6120179211 INTERCHANGEABLE
Power Supply
Northrop Grumman Systems Corporation Dba Defense Systems Sector
Cross-Reference Index
Part NumberManufacturer
17921-1 PRIMARY Alamo Aircraft, Ltd. (USA)
17921-1 Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
3950-00-399-4915INTERCHANGEABLE
BUTTERFLY
150
5998-01-598-7424INTERCHANGEABLE
INTERFACE UNIT,INPUT-OUTPUT
179211
6120-01-624-6120INTERCHANGEABLE
POWER SUPPLY
179211

Frequently Asked Questions

What is NSN 2835-00-654-6782?

NSN 2835-00-654-6782 is a Cap,oil Drain, manufactured by Alamo Aircraft, Ltd., classified under FSC 2835 (No Item Name Available). Status: active.

What are the part numbers for NSN 2835-00-654-6782?

NSN 2835-00-654-6782 has 2 cross-referenced part numbers: 17921-1 (Alamo Aircraft, Ltd.), 17921-1 (Rtx Corporation Div Pratt & Whitney).

What NSN replaces 2835-00-654-6782?

There are 3 known substitutes for 2835-00-654-6782: 3950-00-399-4915, 5998-01-598-7424, 6120-01-624-6120. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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