PartsTable TECHNICAL DATA SHEET

NSN 2990-01-421-1709Government record, cited

Pipe, Exhaust2990-01-421-1709

NSN 2990-01-421-1709 · NIIN 014211709 · Part number 02039-0025

Harlan Global Manufacturing Llc · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 60905

Government record, cited

NSN 2990-01-421-1709 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-421-1709. Manufacturer of record part number: 02039-0025.

Also searched as 2990-01-421-1709 · 2990014211709 · NIIN 014211709 · 01-421-1709 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 60905 · 02039-0025

Nearby stock numbers ← 2990-01-421-1695 Pipe, Exhaust · 2990-01-421-3429 Sensor, Engine Coolant Temperatur →

Features

Pipe,exhaust — FSC 2990
End Item Model Number: GHTDJ40SDWFN
End Item Source: 60905
Design Form: PREBENT
Reduced End Length: 2.000 INCHES NOMINAL IN
Nominal Overall Length: 31.531 INCHES IN
End Item Name: TRACTOR WHEELED GED 40000LB CAP LBS
Enlarged End Length: 2.061 INCHES NOMINAL IN

Identification

NSN: 2990-01-421-1709
NIIN: 014211709
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 02039-0025
Manufacturer: Harlan Global Manufacturing Llc

General Description

The Pipe,exhaust, cataloged under National Stock Number 2990-01-421-1709, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Harlan Global Manufacturing Llc. Government technical data includes 9 specifications, 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2990-01-421-1709
Primary Part Number	02039-0025
Item Name	Pipe,exhaust
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Harlan Global Manufacturing Llc
Status	ACTIVE
End Item Model Number	GHTDJ40SDWFN
End Item Source	60905
Design Form	PREBENT
Reduced End Length	2.000 INCHES NOMINAL IN
Nominal Overall Length	31.531 INCHES IN
End Item Name	TRACTOR WHEELED GED 40000LB CAP LBS
Enlarged End Length	2.061 INCHES NOMINAL IN
Surface Treatment	ANODIZE
Usage Location	MANIFOLD TO CROSSOVER

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

Cross-Reference Index

Part Number	Manufacturer
02039-0025 PRIMARY	Harlan Global Manufacturing Llc (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 2990-01-421-1709?

NSN 2990-01-421-1709 is a Pipe,exhaust, manufactured by Harlan Global Manufacturing Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-421-1709?

NSN 2990-01-421-1709 has 1 manufacturer part number on file: 02039-0025 (Harlan Global Manufacturing Llc).

What are the specifications of 02039-0025?

Key specifications for 02039-0025: End Item Model Number: GHTDJ40SDWFN; End Item Source: 60905; Design Form: PREBENT; Reduced End Length: 2.000 INCHES NOMINAL IN. 9 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-421-1709 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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