PartsTable TECHNICAL DATA SHEET
NSN 2990-01-425-4879Government record, cited

Link Assembly, Control Governor, E2990-01-425-4879

NSN 2990-01-425-4879 · NIIN 014254879 · Part number 423R2551-1
The Boeing Company · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 77272
Government record, cited
NSN 2990-01-425-4879 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-425-4879. Manufacturer of record part number: 423R2551-1.
Also searched as  2990-01-425-4879 · 2990014254879 · NIIN 014254879 · 01-425-4879 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 77272 · 423R2551-1
Nearby stock numbers  ·
Features
  • Link Assembly,control Governor,e — FSC 2990
  • 1 manufacturer part number on file
  • Manufacturer of record: The Boeing Company
Identification
  • NSN: 2990-01-425-4879
  • NIIN: 014254879
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 423R2551-1
  • Manufacturer: The Boeing Company
General Description

The Link Assembly,control Governor,e, cataloged under National Stock Number 2990-01-425-4879, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is The Boeing Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2990-01-425-4879
Primary Part Number423R2551-1
Item NameLink Assembly,control Governor,e
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerThe Boeing Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeF
Cross-Reference Index
Part NumberManufacturer
423R2551-1 PRIMARY The Boeing Company (USA)
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.
2990-00-001-0001
BLOWER ASSEMBLY
2990-00-001-1248
2990-00-001-1248 · Item name not on file
2990-00-001-1250
2990-00-001-1250 · Item name not on file
2990-00-001-2055
2990-00-001-2055 · Item name not on file
2990-00-001-3498
2990-00-001-3498 · Item name not on file
2990-00-001-3520
2990-00-001-3520 · Item name not on file
2990-00-001-3521
2990-00-001-3521 · Item name not on file
2990-00-001-3522
CAP ASSEMBLY,MUFFLE

Frequently Asked Questions

What is NSN 2990-01-425-4879?

NSN 2990-01-425-4879 is a Link Assembly,control Governor,e, manufactured by The Boeing Company, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-425-4879?

NSN 2990-01-425-4879 has 1 manufacturer part number on file: 423R2551-1 (The Boeing Company).

What are the specifications of 423R2551-1?

Key specifications for 423R2551-1: End Item Identification: PREPROVISIONING SUPPORT NAVICP IS POE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-425-4879 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 2990-01-425-4879?

NSN 2990-01-425-4879 has DEMIL Code Q. 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.
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