Contract opportunities: NAICS 339991
227 open contract opportunities are listed under NAICS code 339991.
This board is updated daily from SAM.gov’s official extract and covers through the previous day (postings through 2026-08-29). Contracts are free to browse and are not part of member fit-scoring, alerts, or the Tuesday digest — those cover grants. Every notice links its official SAM.gov listing; verify details there before responding. “Open” means the response deadline has not passed, or the notice posted within the last 90 days when no deadline is given.
- 53--SEAL RING,METAL
- 53--SEAL,NONMETALLIC SPECIAL SHAPED SECT
- GASKET & SEPARATOR BOWLS
- 53--GASKET
- 53--O-RING
- 53--GASKET
- RETAINER
- 53--SEAL,PLAIN ENCASED
- 53--PARTS KIT,SEAL REPL
- 53--SEAL,NONMETALLIC STRIP
- 53--LIP SEAL ASSEMBLY
- 53--SEAL,PLAIN
- 53--PACKING,PREFORMED
- 53--SEAL
- 59--SHIELDING GASKET,ELECT
- 53--SEAL,PLAIN ENCASED
- 53--SEAL,PLAIN ENCASED
- 53--RETAINER,PACKING
- 53--SEAL,GAS TURBINE
- 48--GLAND FOLLOWER
- O-RING
- 53--PARTS KIT,SEAL REPLACE
- 53--GASKET
- 53--SEAL,PLAIN ENCASED
- 53--SEAL,PLAIN ENCASED
- 53--SEAL,PLAIN
- 10--PARTS KIT,SEAL,BRAK
- 53--GASKET,SPIRAL WOUND
- 53--PLUG,PROTECTIVE,DUST A
- 53--SEAL,PLAIN
- 53--GASKET
- 53--O-RING SET
- 53--PARTS KIT,SEAL REPLACE
- 53--RETAINER,SEAL
- 53--SEAL ASSEMBLY,T SECTIO
- 53--GASKET
- 53--GASKET AND SEAL SET
- 53--SEAL,NONMETALLIC STRIP
- 53--GASKET
- GASKET, HYBRID
- 53--GASKET
- 53--GASKET
- 53--SEAL,PLAIN ENCASED
- 53--PACKING,PREFORMED
- 43--KIT,SEAL
- 53--SEAL,PLAIN
- 53--SEAL,PLAIN
- 53--SEAL,SPECIAL
- PACKING MATERIAL
- 53--SEAL,PLAIN
- 53--RING,TIE DOWN,AIRCR
- 53--GASKET
- 53--SEAL,PLAIN
- 53--GASKET
- 53--SEAL,PLAIN
- 53--PACKING RING
- 53--GASKET
- 53--GASKET, HYBRID
- 53--GASKET
- GASKET
- 53--RETAINER,PACKING
- 53--SEAL,PLAIN
- 53--SEAL,DRY PRESSURE
- 53--SEAL SPECIAL
- 53--PACKING ASSEMBLY
- 53--SEAL,NONMETALLIC SPECI
- 53--SEAL,PLAIN ENCASED
- 53--GASKET
- 53--SEAL,PLAIN ENCASED
- 53--SEAL,AIRCRAFT,MATER
- 53--GASKET,SPIRAL WOUND
- 53--GASKET
- 53--GASKET
- 53--SEAL,PLAIN ENCASED
- GASKET, HYBRID
- 53--GASKET
- 53--PACKING,PREFORMED
- USNS NEWPORT Bulkhead Seals
- 53--PACKING ASSORTMENT,PRE
- 53--O-RING
- GASKET, HYBRID
- 53--O-RING
- 53--SEAL KIT
- 53--PACKING MATERIAL
- GASKET, FIBERGLASS
- 53--GASKET,SPIRAL WOUND
- GASKET, HYBRID
- 53--SEAL RING,METAL
- M82 Bore Seal
- 53--O-RING
- 53--GASKET,SPIRAL WOUND
- 53--GASKET
- 53--PACKING ASSEMBLY
- 53--SEAL,PLAIN
- 53--GASKET
- Seal Assemblies
- 53--SLEEVE,SEAL,COUPLER
- 53--GASKET
- 53--PACKING ASSEMBLY
- 53--O-RING
- GASKET
- 53--GASKET
- USNS SOJOURNER TRUTH (T-AO 210) Stern Tube Seal Parts
- 53--PACKING ASSORTMENT,PRE
- 53--SEAL,OIL,HORIZONTAL
- 53--GASKET
- 53--SEAL,NONMETALLIC CHANN
- 53--PARTS KIT,SEAL REPL
- 53--PARTS KIT,SEAL REPLACE
- 53--GASKET
- 53--PACKING MATERIAL
- 53--GASKET
- 53--SEAL RING,METAL
- 53--PARTS KIT,SEAL REPL
- 53--SEAL, MAGNETIC
- 53--PACKING,FOLLOWER
- 53--RUBBER STRIP
- 53--PARTS KIT,SEAL REPLACEMENT,MECHANICA
- 53--SEAL ASSEMBLY,DOOR
- 53--GASKET
- 53--PARTS KIT,SEAL REPL
- 53--PACKING ASSEMBLY
- 53--SEAL,NONMETALLIC ST
- 53--GASKET
- 53--GASKET
- PACKING,PREFORMED
- GASKET, HYBRID
- 53--GASKET
- 53--SEAL,NONMETALLIC SPECIAL SHAPED SECT
- 53--SEAL
- 53--GASKET,SPIRAL WOUND
- 53--PARTS KIT,SEAL REPL
- 53--SEAL,PLAIN ENCASED
- 53--SEAL ASSEMBLY
- 53--SEAL,PLAIN ENCASED
- 53--GASKET
- 53--GASKET
- 53--GASKET
- 53--SEAL,NONMETALLIC SP
- 53--O-RING
- 53--RUBBER STRIP
- 53--RETAINER,PACKING
- 53--O-RING
- 53--GASKET
- 53--SEAL,PLAIN
- 53--SEAL,PLAIN
- 53--SEAL,NONMETALLIC SP
- 53--GASKET
- 53--PARTS KIT,SEAL REPL
- 53--GASKET
- 53--O-RING
- 53--GASKET
- 53--RETAINER,PACKING
- 53--PARTS KIT,SEAL REPLACEMENT,MECHANICA
- 53--PARTS KIT,SEAL REPL
- 53--SEAL ASSEMBLY
- 53--GASKET
- 53--O-RING
- 53--PACKING ASSEMBLY
- 53--GASKET
- 53--GASKET
- 53--SEAL,PLAIN
- 53--SEAL ASSEMBLY
- 53--O-RING
- Seal, Plain Encased 5330-01-480-7046
- 53--SEAL
- 53--SEAL,NONMETALLIC SP
- 53--SEAL,NONMETALLIC SPECIAL SHAPED SECT
- 53--PACKING WITH RETAIN
- 53--GASKET
- 53--SEAL,NONMETALLIC CHANN
- 53--GASKET
- 53--SEAL RING,METAL
- 53--SEAL,PLAIN
- 53--GASKET
- 53--SEAL,PLAIN ENCASED
- 53--SEAL,PLAIN ENCASED
- 53--SEAL SUB ASSY,HYDRA
- 53--GASKET
- 53--O-RING
- 53--GASKET
- 53--GASKET
- 53--GASKET,DOOR
- 53--GASKET
- 53--RING,WIPER
- 53--PACKING WITH RETAINER
- 53--GASKET
- 53--SEAL,NONMETALLIC RO
- 53--O-RING
- 53--GASKET
- 53--SEAL ASSEMBLY
- 53--GASKET
- 53--GASKET
- 53--O-RING
- 53--GASKET
- 53--GASKET
- 53--SEAL,PLAIN ENCASED
- 59--GASKETING MATERIAL,
- 53--SEAL,PLAIN ENCASED
- SEAL RING,METAL
- 53--RETAINER,PACKING
- 53--O-RING
- 53--SEAL,PLAIN
- 53--O-RING
- GASKET, FLAT
- BAFFLE PANELS
- 53--PARTS KIT,SEAL REPL
- GASKET,SPIRAL WOUND
- GASKET
- SEAL RING,STD
- SEAL RING,METAL
- PACKING, PREFORMED
- RETAINER SLEEVE,SEA
- Fort Randall Draft Tube Bulkhead Seals Replacement
- 53--GASKET
- 53--GASKET
- GASKET,SPIRAL WOUND
- SEAL,WIPER
- GASKET, HYBRID
- SEAL, SPLIT
- GASKET,SPRL WND
- 53--LIQ END PACKING SET
- Seal, Nonmetallic SP 5330-01-560-4055
- Seal, Plain Encased 5330-01-412-4447
- PACKING ASSEMBLY; 5330-01-096-9181
- Seal, Nonmetallic Strip; 5330-01-209-5997
- PARTS KIT,SEAL REPL
Want contract alerts?
Fit-scored alerts cover grants today; this contracts board is free to browse. If alerts for contract notices would help your team, say so below — enough interest is what gets them built.
Stored once, used only to tell you if contract alerts launch. No newsletter, no spam. Privacy