NAICS Code 213113: Support Activities for Coal Mining
National industry
SBA small business size standard: $27.5 million in average annual receipts
Definition
This U.S. industry comprises establishments primarily engaged in providing support activities for coal mining (except geophysical surveying and mapping, site preparation, construction, and transportation activities) on a contract or fee basis. Exploration for coal is included in this industry. Exploration services include traditional prospecting methods, such as taking core samples and making geological observations at prospective sites.
Government contracts for this product: PSC 3110 Bearings, Antifriction, Unmounted
Code facts
- Part of
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21
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213
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2131
- 21311
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2131
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213
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21
- Contract awards
- 151 In the last 12 months
- Contract obligations
- $3,538,759 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 213113
- Anthracite mine tunneling on a contract basis
- Anthracite mining services (except site preparation and related construction contractor activities) on a contract basis
- Auger coal mining services (except site preparation and related construction contractor activities) on a contract basis
- Bituminous coal mining services (except site preparation and related construction contractor activities) on a contract basis
- Bituminous coal or lignite surface mine site development (except site preparation and related construction contractor activities) on a contract basis
- Bituminous coal stripping service on a contract basis
- Bituminous or lignite auger mining service on a contract basis
- Blasting services, coal mining, on a contract basis
- Coal mining services (except site preparation and related construction contractor activities)
- Coal mining support services (tunneling, blasting, training, overburden removal)(except site preparation and related construction contractor activities)
- Culm bank recovery, anthracite, on a contract basis
- Culm bank recovery, coal, on a contract basis
- Draining or pumping coal mines on a contract basis
- Drilling services for coal mining on a contract basis
- Exploration services for coal (except geophysical surveying and mapping) on a contract basis
- Lignite mining services (except site preparation and related construction contractor activities) on a contract basis
- Mine shaft sinking services for coal mining on a contract basis
- Mine tunneling services for coal mining on a contract basis
- Overburden removal for coal mining on a contract basis
- Prospect and test drilling services for coal mining on contract basis
- Pumping or draining coal mines on a contract basis
- Removal of overburden for coal mining on a contract basis
- Shaft sinking for coal mines on a contract basis
- Sinking shafts for coal mining on a contract basis
- Stripping overburden services for coal mining on a contract basis
- Tunneling services for coal mining on a contract basis
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $2,059,506 |
| FY2025 | $3,538,759 |
| FY2024 | $1,762,665 |
| FY2023 | $3,394,939 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | FBC Enterprises LLC | $288,852 | |
| 2 | Norcatec LLC | $278,978 | |
| 3 | ECI Defense Group, Inc. | $181,963 | |
| 4 | SKF USA Inc. | $103,429 | |
| 5 | TNN Machining Company, L.L.C. | $97,500 | |
| 6 | Wilson Precision Manufacturing LLC | $96,660 | |
| 7 | Mechatronics, Inc. | $88,626 | |
| 8 | Freightliner Of Savannah, Inc. | $75,201 | |
| 9 | Safran Landing Systems | $73,501 | |
| 10 | MDF Technologies Inc. | $60,687 |
See the full FY2025 ranking of NAICS 213113 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Defense Logistics Agency | $2,059,506 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | 3110 Bearings, Antifriction, Unmounted | $750,790 | |
| 2 | 3120 Bearings, Plain, Unmounted | $411,577 | |
| 3 | 1680 Miscellaneous Aircraft Accessories and Components | $200,243 | |
| 4 | 3040 Miscellaneous Power Transmission Equipment | $176,413 | |
| 5 | 5340 Hardware | $162,489 | |
| 6 | 5365 Bushings, Rings, Shims and Spacers | $132,244 | |
| 7 | 5315 Nails, Machine Keys, and Pins | $126,275 | |
| 8 | 5320 Rivets | $35,353 | |
| 9 | 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments | $24,729 | |
| 10 | 5331 O-Ring | $15,963 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Arizona | $288,878 | |
| 2 | Texas | $208,942 | |
| 3 | Georgia | $181,963 | |
| 4 | New York | $138,854 | |
| 5 | California | $129,134 | |
| 6 | Washington | $87,440 | |
| 7 | Pennsylvania | $83,823 | |
| 8 | Ohio | $81,879 | |
| 9 | Michigan | $67,190 | |
| 10 | Illinois | $55,737 | |
| 11 | Wisconsin | $35,353 | |
| 12 | Kentucky | $28,952 | |
| 13 | Virginia | $28,143 | |
| 14 | Maryland | $24,206 | |
| 15 | Missouri | $21,629 | |
| 16 | Florida | $19,877 | |
| 17 | Massachusetts | $12,792 | |
| 18 | Maine | $11,645 | |
| 19 | Colorado | $9,747 | |
| 20 | Alabama | $5,898 | |
| 21 | Oklahoma | $4,951 | |
| 22 | North Carolina | $1,705 | |
| 23 | Montana | $907 | |
| 24 | Connecticut | $635 | |
| 25 | Minnesota | $510 | |
| 26 | Vermont | $350 | |
| 27 | Kansas | $126 | |
| 28 | Indiana | $69 |
Show all 28
Shares are of everything obligated under NAICS 213113 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 660 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 213113?
NAICS 213113 is Support Activities for Coal Mining, a national industry in NAICS 21, Mining, Quarrying, and Oil and Gas Extraction.
What is the NAICS code for anthracite mine tunneling on a contract basis?
The NAICS code for anthracite mine tunneling on a contract basis is 213113, Support Activities for Coal Mining.
What is the NAICS code for shaft sinking for coal mines on a contract basis?
The NAICS code for shaft sinking for coal mines on a contract basis is 213113, Support Activities for Coal Mining.
What is the NAICS code for draining or pumping coal mines on a contract basis?
The NAICS code for draining or pumping coal mines on a contract basis is 213113, Support Activities for Coal Mining.
When did the size standard for NAICS 213113 last change?
The most recent Federal Register rule on record that names NAICS 213113 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.
How much do federal agencies spend under NAICS 213113?
Federal contracts under NAICS 213113 obligated $3,538,759 in fiscal year 2025 and $10,755,869 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 213113?
The contractors with the most obligated under NAICS 213113 in fiscal years 2026 and 2027 are FBC Enterprises LLC ($288,852); Norcatec LLC ($278,978); and ECI Defense Group, Inc. ($181,963).
Which agencies buy the most under NAICS 213113?
The agencies that obligated the most under NAICS 213113 in fiscal years 2026 and 2027 are Defense Logistics Agency ($2,059,506).
Which PSC codes are used with NAICS 213113?
The PSC codes with the most obligated under NAICS 213113 in fiscal years 2026 and 2027 are 3110 Bearings, Antifriction, Unmounted; 3120 Bearings, Plain, Unmounted; and 1680 Miscellaneous Aircraft Accessories and Components.
Where is the work under NAICS 213113 performed?
By place of performance, the states with the most contract obligations under NAICS 213113 over the last 12 months are Arizona ($288,878), Texas ($208,942) and Georgia ($181,963).
What is the latest contract opportunity under NAICS 213113?
The latest contract opportunity under NAICS 213113 is Gasket, solicitation from Land and Maritime (DLA), posted November 3, 2026.
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See everything under NAICS 213113
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