PartsTable TECHNICAL DATA SHEET

NSN 2990-01-264-5628Government record, cited

Speed Switch, Emission2990-01-264-5628

NSN 2990-01-264-5628 · NIIN 012645628 · Part number 3874129

Chrysler Realty Company Llc Dba Daimler Chrysler · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 12204

Government record, cited

NSN 2990-01-264-5628 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-264-5628. Manufacturer of record part number: 3874129.

Also searched as 2990-01-264-5628 · 2990012645628 · NIIN 012645628 · 01-264-5628 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 12204 · 3874129

Nearby stock numbers ← 2990-01-264-4774 Sensor, Exhaust Gas Oxygen · 2990-01-264-5679 →

Features

Speed Switch,emission — FSC 2990
General Characteristics Item Description: PART OF EMISSION CONTROL SYSTEM
1 manufacturer part number on file
Manufacturer of record: Chrysler Realty Company Llc Dba Daimler Chrysler

Identification

NSN: 2990-01-264-5628
NIIN: 012645628
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 3874129
Manufacturer: Chrysler Realty Company Llc Dba Daimler Chrysler

General Description

The Speed Switch,emission, cataloged under National Stock Number 2990-01-264-5628, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Chrysler Realty Company Llc Dba Daimler Chrysler. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2990-01-264-5628
Primary Part Number	3874129
Item Name	Speed Switch,emission
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Chrysler Realty Company Llc Dba Daimler Chrysler
Status	ACTIVE
General Characteristics Item Description	PART OF EMISSION CONTROL SYSTEM

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
3874129	Chrysler Realty Company Llc Dba Daimler Chrysler (USA)

Reference documents

Reference	Meaning
3874129	3/2 Design control — primary reference U.S. Government activity

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 2990-01-264-5628?

NSN 2990-01-264-5628 is a Speed Switch,emission, manufactured by Chrysler Realty Company Llc Dba Daimler Chrysler, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-264-5628?

NSN 2990-01-264-5628 has 1 manufacturer part number on file: 3874129 (Chrysler Realty Company Llc Dba Daimler Chrysler).

What are the specifications of 3874129?

Key specifications for 3874129: General Characteristics Item Description: PART OF EMISSION CONTROL SYSTEM; End Item Identification: TRUCK,PICKUP,DODGE MDL NR D100,1980. 1 specification is documented in the U.S. Government catalog.

Is NSN 2990-01-264-5628 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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