PartsTable TECHNICAL DATA SHEET

NSN 2990-01-107-6547Government record, cited

Pipe, Exhaust2990-01-107-6547

NSN 2990-01-107-6547 · NIIN 011076547 · Part number 108978

Komatsu America Corporation · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 23926

Government record, cited

NSN 2990-01-107-6547 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-107-6547. Manufacturer of record part number: 108978.

Also searched as 2990-01-107-6547 · 2990011076547 · NIIN 011076547 · 01-107-6547 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 23926 · 108978 · AB-108978

Nearby stock numbers ← 2990-01-107-6396 Shaft · 2990-01-107-6898 Governor, Diesel Engine →

Features

Pipe,exhaust — FSC 2990
1 manufacturer part number on file
Manufacturer of record: Komatsu America Corporation

Identification

NSN: 2990-01-107-6547
NIIN: 011076547
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 108978
Manufacturer: Komatsu America Corporation

General Description

The Pipe,exhaust, cataloged under National Stock Number 2990-01-107-6547, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Komatsu America Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Pipe,exhaust
FSC / FSG	2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29)
Manufacturers	Komatsu America Corporation (CAGE 23926)

Technical Specifications

Parameter	Value
NSN	2990-01-107-6547
Primary Part Number	108978
Item Name	Pipe,exhaust
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Komatsu America Corporation
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
108978 PRIMARY	Komatsu America Corporation (USA)

Reference documents

Reference	Meaning
AB-108978	5/9 Secondary reference Komatsu America Corporation

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 2990-01-107-6547?

NSN 2990-01-107-6547 is a Pipe,exhaust, manufactured by Komatsu America Corporation, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-107-6547?

NSN 2990-01-107-6547 has 1 manufacturer part number on file: 108978 (Komatsu America Corporation).

Is NSN 2990-01-107-6547 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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