Connector, Exhaust Pipe2990-01-390-4333

NSN 2990-01-390-4333 · NIIN 013904333 · Part number 70976

Generac Corp · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 28813

Government record, cited

NSN 2990-01-390-4333 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-390-4333. Manufacturer of record part number: 70976.

Also searched as 2990-01-390-4333 · 2990013904333 · NIIN 013904333 · 01-390-4333 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 28813 · 70976

Nearby stock numbers ← 2990-01-390-3877 Pipe, Exhaust · 2990-01-390-4336 Flange, Exhaust Pipe →

Features

Connector,exhaust Pipe — FSC 2990
Design Form: STRAIGHT
1 manufacturer part number on file
Manufacturer of record: Generac Corp

Identification

NSN: 2990-01-390-4333
NIIN: 013904333
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 70976
Manufacturer: Generac Corp

General Description

The Connector,exhaust Pipe, cataloged under National Stock Number 2990-01-390-4333, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Generac Corp. Government technical data includes 1 specification, 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2990-01-390-4333
Primary Part Number	70976
Item Name	Connector,exhaust Pipe
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Generac Corp
Status	ACTIVE
Design Form	STRAIGHT

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5120-01-601-5160 POSSIBLE MATCH

KNIFE,PUTTY

Possible match (shared part number)

Cross-Reference Index

Part Number	Manufacturer
70976 PRIMARY	Generac Corp (USA)

Related Parts

5120-01-601-5160POSSIBLE MATCH

KNIFE,PUTTY

Frequently Asked Questions

What is NSN 2990-01-390-4333?

NSN 2990-01-390-4333 is a Connector,exhaust Pipe, manufactured by Generac Corp, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-390-4333?

NSN 2990-01-390-4333 has 1 manufacturer part number on file: 70976 (Generac Corp).

What NSN replaces 2990-01-390-4333?

1 possible match (shared part number, not a government interchangeability claim): 5120-01-601-5160. Verify interchangeability with system specifications before substitution.

What are the specifications of 70976?

Key specifications for 70976: Design Form: STRAIGHT. 1 specification is documented in the U.S. Government catalog.

Is NSN 2990-01-390-4333 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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