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NSN 2990-01-678-5070Government record, cited

Connector, Exhaust Pipe2990-01-678-5070

NSN 2990-01-678-5070 · NIIN 016785070 · Part number Z54042-1
Senior Operations Llc Div Senior Flexonics Pathway · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 74713
Government record, cited
NSN 2990-01-678-5070 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-678-5070. Manufacturer of record part number: Z54042-1.
Also searched as  2990-01-678-5070 · 2990016785070 · NIIN 016785070 · 01-678-5070 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 74713 · Z54042-1
Nearby stock numbers  ·
Features
  • Connector,exhaust Pipe — FSC 2990
  • 1 manufacturer part number on file
  • Manufacturer of record: Senior Operations Llc Div Senior Flexonics Pathway
Identification
  • NSN: 2990-01-678-5070
  • NIIN: 016785070
  • FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: Z54042-1
  • Manufacturer: Senior Operations Llc Div Senior Flexonics Pathway
General Description

The Connector,exhaust Pipe, cataloged under National Stock Number 2990-01-678-5070, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Senior Operations Llc Div Senior Flexonics Pathway. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts
Item NameConnector,exhaust Pipe
FSC / FSG2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29)
ManufacturersSenior Operations Llc Div Senior Flexonics Pathway (CAGE 74713)
Technical Specifications
ParameterValue
NSN2990-01-678-5070
Primary Part NumberZ54042-1
Item NameConnector,exhaust Pipe
FSC / FSG2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
ManufacturerSenior Operations Llc Div Senior Flexonics Pathway
StatusACTIVE
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
Z54042-1 PRIMARY Senior Operations Llc Div Senior Flexonics Pathway (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.
2990-00-096-8607
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 2990-01-678-5070?

NSN 2990-01-678-5070 is a Connector,exhaust Pipe, manufactured by Senior Operations Llc Div Senior Flexonics Pathway, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-678-5070?

NSN 2990-01-678-5070 has 1 manufacturer part number on file: Z54042-1 (Senior Operations Llc Div Senior Flexonics Pathway).

Is NSN 2990-01-678-5070 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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