The Extension,drain Hole, cataloged under National Stock Number 2990-01-679-2782, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
4091AS0265
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2990-00-096-8607
CONTROL ASSEMBLY,PUSH-PULL
2990-00-390-3445
CRANK,HAND,VEHICULAR
2990-00-459-7255
MUFFLER,EXHAUST
2990-00-459-7255
MUFFLER,EXHAUST
2990-00-536-2962
BLOCK,ADJUSTING SCREW
2990-00-903-8226
MUFFLER,EXHAUST
2990-01-151-5443
CONNECTOR,EXHAUST PIPE
2990-01-151-5443
CONNECTOR,EXHAUST PIPE
Frequently Asked Questions
What is NSN 2990-01-679-2782?
NSN 2990-01-679-2782 is a Extension,drain Hole, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
What are the specifications of 2990-01-679-2782?
Key specifications for 2990-01-679-2782: Part Name Assigned by Controlling Agency: OVERBOARD DRAIN ADAPTER; End Item Identification: P-8. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2990-01-679-2782 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.