Mack Boring & Parts CO

400 Cottontail Ln, East Coast Warehouse, Somerset, NJ 08873

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 3 SOURCES

Operating signal within 12 months from two or more independent sources.

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What they make

Other Engine Equipment Manufacturing333618

Products

Sold by MACK BORING & PARTS CO · 26

Antennas, Waveguides, And Related Equipment · Bearings, Plain, Unmounted · Bushings, Rings, Shims, And Spacers · Centrifugals, Separators, And Pressure And Vacuum Filters · Diesel Engines And Components · Electrical Control Equipment · Engine Air And Oil Filters, Strainers, And Cleaners, Nonaircraft · Engine Cooling System Components, Nonaircraft · Engine Electrical System Components, Nonaircraft · Engine Fuel System Components, Nonaircraft · Gasoline Reciprocating Engines, Except Aircraft; And Components · Hardware, Commercial · Hose And Flexible Tubing · Marine Hardware And Hull Items · Miscellaneous Communication Equipment · Miscellaneous Engine Accessories, Nonaircraft · Miscellaneous Engines And Components · Miscellaneous Power Transmission Equipment · Packing And Gasket Materials · Power And Hand Pumps · Relays And Solenoids · Ship And Boat Propulsion Components · Small Craft · Switches · Vehicular Brake, Steering, Axle, Wheel, And Track Components · Vehicular Power Transmission Components

Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.

Where these came from

26 from usaspending_psc · Federal registry

Supplied under federal award SPE7M526V3745 (2026-05-13), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.

Where it is

40.54881, -74.54530 · CENSUS TIGER

COUNTY

Somerset County

METRO AREA

New York-Newark-Jersey City, NY-NJ

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Other plants nearby

Facility	City	Industry	Status	Distance
Power Container CORP	Somerset	Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing 333612	LIKELY ACTIVE	2.2 KM
Bauer Gear Motors INC	Somerset	Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing 333612	UNVERIFIED	2.3 KM
Ss White Technologies INC	Piscataway	Metal Crown, Closure, and Other Metal Stamping (except Automotive) 332119	UNVERIFIED	6.8 KM
Accurate Bushing CO INC	Garwood	Ball and Roller Bearing Manufacturing 332991	UNVERIFIED	21.8 KM
Accurate Bushing Company, INC.	Garwood	Ball and Roller Bearing Manufacturing 332991	LIKELY ACTIVE	21.9 KM

Every listed plant in Somerset County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 9 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in ICIS · EPA site type STATIONARY.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
EPA Facility Registry ServiceEXISTENCE
Record 110072111790 · first seen JUN 2026 · last seen JUN 2026
SAM.gov entity registrationOPERATING
Record M8N9BLM93E27 · first seen MAY 2026 · last seen MAY 2026

ALSO RECORDED ASMACK BORING & PARTS CO (IMPORTER)

IN SOMERSET COUNTY2 other plants share this one’s industry (Engine, Turbine, and Power Transmission Equipment Manufacturing, NAICS 3336); 1 of them has a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

NameSOURCES DISAGREE: EPA: MACK BORING & PARTS CO (IMPORTER) · JUL 2026; SAM.gov: MACK BORING & PARTS CO · MAY 2026 · ON THIS PAGE
Street addressSOURCES DISAGREE: EPA: 400 COTTONTAIL LANE · JUL 2026; SAM.gov: 400 COTTONTAIL LN · MAY 2026 · ON THIS PAGE
City: EPA: SOMERSET · JUL 2026 · ON THIS PAGE; SAM.gov: SOMERSET · MAY 2026 · ON THIS PAGE
State: EPA: NJ · JUL 2026 · ON THIS PAGE; SAM.gov: NJ · MAY 2026 · ON THIS PAGE
County (FIPS code): EPA: 34035 · SEP 2026
CoordinatesSOURCES DISAGREE: Census geocoder: 40.548811382011,-74.545303246809 · JUL 2026 · ON THIS PAGE; EPA: 40.5432,-74.54696 · JUL 2026
Website: SAM.gov: http://www.mackboring.com · MAY 2026
CAGE code: SAM.gov: 29186 · MAY 2026
SAM registration expires: SAM.gov: 2027-05-18 · MAY 2026

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