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NAICS 339991 · FEDERAL PROCUREMENT

NAICS 339991 federal contract opportunities

Browse current federal procurement notices classified under NAICS 339991. Use the classification to focus discovery, then review the complete solicitation scope and official source before deciding whether the work fits your business.

106current opportunities1federal buyers3performance locations

CURRENT NAICS 339991 NOTICES

Recently posted opportunities

Showing the 60 most recent qualifying notices classified under NAICS 339991.

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Combined Synopsis/Solicitation

53--SEAL,PLAIN ENCASED

DEPT OF DEFENSE · SPE7L326T287N

OhioPosted Sep 27, 2026Due Oct 8, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN

DEPT OF DEFENSE · SPE7L326T289D

OhioPosted Sep 27, 2026Due Oct 8, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN

DEPT OF DEFENSE · SPE7L126U0804

OhioPosted Sep 27, 2026Due Oct 13, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN ENCASED

DEPT OF DEFENSE · SPE7L426U1308

OhioPosted Sep 27, 2026Due Oct 13, 2026
Combined Synopsis/Solicitation

53--PARTS KIT,SEAL REPLACE

DEPT OF DEFENSE · SPE7LX26U010R

OhioPosted Sep 27, 2026Due Oct 13, 2026
Combined Synopsis/Solicitation

53--SEAL,PACKING

DEPT OF DEFENSE · SPE7L326T277L

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--PARTS KIT,SEAL REPLACE

DEPT OF DEFENSE · SPE7L326T278P

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--SEAL,AIRCRAFT,STRUCTUR

DEPT OF DEFENSE · SPE7L326T278S

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--PARTS KIT,SEAL REPLACE

DEPT OF DEFENSE · SPE7L326T280Q

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--SEAL INSTALL TOOL,A

DEPT OF DEFENSE · SPE7L326T282A

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7L326T282P

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--PACKING MATERIAL

DEPT OF DEFENSE · SPE7L326T284V

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN

DEPT OF DEFENSE · SPE7L326T284W

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--RETAINER,PACKING

DEPT OF DEFENSE · SPE7L326T284Z

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--SEAL KIT

DEPT OF DEFENSE · SPE7L326T286P

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

43--SEAL ASSEMBLY,SHAFT,SP

DEPT OF DEFENSE · SPE7M126T371H

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN ENCASED

DEPT OF DEFENSE · SPE7M126T379X

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--SEAL RING,METAL

DEPT OF DEFENSE · SPE7M126T380J

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN ENCASED

DEPT OF DEFENSE · SPE7M426T433V

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--PACKING,PREFORMED

DEPT OF DEFENSE · SPE7M426T436G

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7M426T437Y

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--SEAL RING,METAL

DEPT OF DEFENSE · SPE7M426T439Q

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7M426T441Z

OhioPosted Sep 24, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--PARTS KIT,SEAL REPLACE

DEPT OF DEFENSE · SPE7L126U0798

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7L426U1298

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--SEAL,NONMETALLIC SPECI

DEPT OF DEFENSE · SPE7L426U1303

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--SEAL,HATCH RIM

DEPT OF DEFENSE · SPE7L426U1305

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--PACKING,PREFORMED

DEPT OF DEFENSE · SPE7LX26U009V

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--SEAL,STRIP,NOZZLE

DEPT OF DEFENSE · SPE7LX26U009X

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--PARTS KIT,SEAL REPLACE

DEPT OF DEFENSE · SPE7LX26U010C

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--PACKING,PREFORMED

DEPT OF DEFENSE · SPE7LX26U010F

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--PACKING,PREFORMED

DEPT OF DEFENSE · SPE7LX26U010H

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7LX26U010N

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN

DEPT OF DEFENSE · SPE7LX26U010P

OhioPosted Sep 24, 2026Due Oct 9, 2026
Combined Synopsis/Solicitation

53--RETAINER,PACKING

DEPT OF DEFENSE · SPE4A626T36FS

VirginiaPosted Sep 23, 2026Due Oct 1, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7L326T275A

OhioPosted Sep 23, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7L126U0791

OhioPosted Sep 23, 2026Due Oct 8, 2026
Combined Synopsis/Solicitation

53--O-RING

DEPT OF DEFENSE · SPE7M226U0502

OhioPosted Sep 22, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--PACKING ASSEMBLY

DEPT OF DEFENSE · SPE7L126U0783

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--PACKING WITH RETAINER

DEPT OF DEFENSE · SPE7L326U0771

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--PACKING WITH RETAINER

DEPT OF DEFENSE · SPE7L426U1276

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7L426U1278

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7L426U1286

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--SEAL,NONMETALLIC SPECI

DEPT OF DEFENSE · SPE7LX26U005X

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--SEAL

DEPT OF DEFENSE · SPE7LX26U006B

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--PACKING,PREFORMED

DEPT OF DEFENSE · SPE7LX26U006F

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--EXPANDER,SEAL

DEPT OF DEFENSE · SPE7LX26U006G

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN

DEPT OF DEFENSE · SPE7LX26U006S

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--SEAL,NONMETALLIC SPECI

DEPT OF DEFENSE · SPE7LX26U006Y

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--RETAINER,PACKING

DEPT OF DEFENSE · SPE7LX26U007Z

OhioPosted Sep 22, 2026Due Oct 7, 2026
Combined Synopsis/Solicitation

53--SEAL,NONMETALLIC SPECI

DEPT OF DEFENSE · SPE7L326T268Q

OhioPosted Sep 21, 2026Due Oct 1, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN ENCASED

DEPT OF DEFENSE · SPE7L326T269J

OhioPosted Sep 21, 2026Due Oct 1, 2026
Combined Synopsis/Solicitation

53--SEAL,PLAIN

DEPT OF DEFENSE · SPE7L126T15E1

OhioPosted Sep 21, 2026Due Oct 2, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7L126T15F6

OhioPosted Sep 21, 2026Due Oct 2, 2026
Combined Synopsis/Solicitation

53--GASKET

DEPT OF DEFENSE · SPE7L126T15G1

OhioPosted Sep 21, 2026Due Oct 2, 2026
Combined Synopsis/Solicitation

53--O-RING

DEPT OF DEFENSE · SPE7L126T15J3

OhioPosted Sep 21, 2026Due Oct 2, 2026
Combined Synopsis/Solicitation

53--SEAL,GAS TURBINE

DEPT OF DEFENSE · SPE7L326T271V

OhioPosted Sep 21, 2026Due Oct 2, 2026
Combined Synopsis/Solicitation

53--PACKING,PREFORMED

DEPT OF DEFENSE · SPE7L126U0764

OhioPosted Sep 21, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--O-RING

DEPT OF DEFENSE · SPE7L126U0765

OhioPosted Sep 21, 2026Due Oct 5, 2026
Combined Synopsis/Solicitation

53--PACKING,PREFORMED

DEPT OF DEFENSE · SPE7L126U0769

OhioPosted Sep 21, 2026Due Oct 5, 2026

Using NAICS 339991 to find federal contracts

Use this classification as a starting point for opportunity discovery. Compare the statement of work, place of performance, PSC, set-aside status and response deadline before investing in a bid. The official solicitation and amendments remain controlling.