PartsTable TECHNICAL DATA SHEET

NSN 2990-01-034-1078Government record, cited

Pipe, Exhaust2990-01-034-1078

NSN 2990-01-034-1078 · NIIN 010341078 · Part number NW22240

Tld Wollard Llc · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 44185

Government record, cited

NSN 2990-01-034-1078 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-034-1078. Manufacturer of record part number: NW22240.

Also searched as 2990-01-034-1078 · 2990010341078 · NIIN 010341078 · 01-034-1078 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 44185 · NW22240 · 22240

Nearby stock numbers ← 2990-01-034-0968 Cover, Coil, Governor · 2990-01-034-1381 →

Features

Pipe,exhaust — FSC 2990
Design Form: PREBENT
1 manufacturer part number on file
Manufacturer of record: Tld Wollard Llc

Identification

NSN: 2990-01-034-1078
NIIN: 010341078
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: NW22240
Manufacturer: Tld Wollard Llc

General Description

The Pipe,exhaust, cataloged under National Stock Number 2990-01-034-1078, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Tld Wollard Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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	2990-01-034-1078
Primary Part Number	NW22240
Item Name	Pipe,exhaust
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Tld Wollard Llc
Status	ACTIVE
Design Form	PREBENT

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 5

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

5330-01-040-536022240 POSSIBLE MATCH

GASKET

Possible match (shared part number)Industrial Technologies and Services Llc

4820-01-073-143722240 POSSIBLE MATCH

VALVE,RELIEF,PRESSURE AND TEMPER

Possible match (shared part number)American Bristol Industries Inc.

5310-01-128-8168RLA12SM-4-000 POSSIBLE MATCH

WASHER,LOCK

Possible match (shared part number)Howmet Global Fastening Systems Inc Div Rosan Products

1740-01-481-0034 POSSIBLE MATCH

EXPANDER TUBE ASSEMBLY

Possible match (shared part number)

6850-01-617-5162 POSSIBLE MATCH

ADDITIVE,GASOLINE

Possible match (shared part number)

Cross-Reference Index

Part Number	Manufacturer
NW22240 PRIMARY	Tld Wollard Llc (USA)

Reference documents

Reference	Meaning
22240	5/9 Secondary reference Tld Wollard Llc

Related Parts

5330-01-040-5360POSSIBLE MATCH

GASKET

22240

4820-01-073-1437POSSIBLE MATCH

VALVE,RELIEF,PRESSURE AND TEMPER

22240

5310-01-128-8168POSSIBLE MATCH

WASHER,LOCK

RLA12SM-4-000

1740-01-481-0034POSSIBLE MATCH

EXPANDER TUBE ASSEMBLY

6850-01-617-5162POSSIBLE MATCH

ADDITIVE,GASOLINE

Frequently Asked Questions

What is NSN 2990-01-034-1078?

NSN 2990-01-034-1078 is a Pipe,exhaust, manufactured by Tld Wollard Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-034-1078?

NSN 2990-01-034-1078 has 1 manufacturer part number on file: NW22240 (Tld Wollard Llc).

What NSN replaces 2990-01-034-1078?

5 possible matches (shared part number, not a government interchangeability claim): 5330-01-040-5360, 4820-01-073-1437, 5310-01-128-8168. Verify interchangeability with system specifications before substitution.

What are the specifications of NW22240?

Key specifications for NW22240: Design Form: PREBENT. 1 specification is documented in the U.S. Government catalog.

Is NSN 2990-01-034-1078 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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