# Heat Exchangers and Steam Condensers (PSC 4420) Canonical: https://abierto.us/psc/4420 Federal contract opportunities under product and service code 4420. 85 opportunities in the window, 4 open now. ## Open now (4) - 4420 - CHANNEL CASTING (N0040626Q0456), Department of the Navy, due September 16, 2026 at 4:00 PM EDT. https://abierto.us/opportunities/n0040626q0456 - BUNDLE ASSY (N0010426RTB95), Department of the Navy, due September 24, 2026 at 4:00 PM EDT. https://abierto.us/opportunities/n0010426rtb95 - Process Air Dehumidification Coolers & Process Air Exhaust Coolers (FA910126RCoolers), Department of the Air Force, due September 30, 2026 at 3:00 PM EDT. https://abierto.us/opportunities/fa910126rcoolers - FCC TERRE HAUTE Heating Condensate Pumps (15B41826Q00000005), Federal Prison System / Bureau of Prisons, due October 12, 2026 at 11:00 AM EDT. https://abierto.us/opportunities/15b41826q00000005 ## Recent (81 in all) - September 9, 2026: TUBE SHEET FLUID COOLER (70Z08026RO186), combined synopsis and solicitation. https://abierto.us/opportunities/70z08026ro186 - September 8, 2026: 44 - FILTER UNIT,AIR PUR (N0010426CJA23), justification. https://abierto.us/opportunities/n0010426cja23 - September 4, 2026: FILTER UNIT,AIR PUR, IN REPAIR/MODIFICATION OF (N0010426RJB26), award notice, awarded to FAD Pennsylvania Inc.. https://abierto.us/opportunities/n0010426rjb26 - August 27, 2026: FP Thrust Bearing and Air Cooler Supply Purchase (W9128F26QA075), combined synopsis and solicitation. https://abierto.us/opportunities/w9128f26qa075 - August 27, 2026: Generator Air Coolers for Broken Bow Powerhouse, OK (W912BV26QA039), award notice, awarded to LYNCHBURG AIR PREHEATER CORPORATION 169 PRESTWOOD RD Lynchburg. https://abierto.us/opportunities/w912bv26qa039 - August 26, 2026: Mesh Safety Net (SPMYM326P8033), award notice, awarded to NETS DEPOT Inc. Medley. https://abierto.us/opportunities/spmym326p8033 - August 26, 2026: FP Thrust Bearing and Air Cooler Supply Purchase (W9128F25QA075), combined synopsis and solicitation. https://abierto.us/opportunities/w9128f25qa075 - August 20, 2026: Combining Gear Parts (N6883626P0060), award notice, awarded to RENK SYSTEMS Corp. Camby. https://abierto.us/opportunities/n6883626p0060 - August 18, 2026: Core Assembly, Fluid, NSN 4420-01-281-2470 (2812470), presolicitation. https://abierto.us/opportunities/2812470 - August 18, 2026: New Tube Bundle for B-126 Hot Water System (36C26226Q1330), combined synopsis and solicitation. https://abierto.us/opportunities/36c26226q1330 - August 12, 2026: HEAT EXCHANGERS - Turbine and Transformer (140R1726Q0037), award notice, awarded to Applied Cooling Technology, LLC. https://abierto.us/opportunities/140r1726q0037 - August 12, 2026: Bell and Gossett Plate Heat Exchanger Plate Pack (N6449826Q5255), combined synopsis and solicitation. https://abierto.us/opportunities/n6449826q5255 - August 12, 2026: Solicitation For Fluid Cooler NSN 4420-01-578-2232 (SPE8EG26Q0009), solicitation. https://abierto.us/opportunities/spe8eg26q0009 - August 10, 2026: PREVCO Stock Housing (N6660426Q0403), combined synopsis and solicitation. https://abierto.us/opportunities/n6660426q0403 - July 30, 2026: HEATER, FLUID, INDUSTRIAL (N0040626Q0372), solicitation. https://abierto.us/opportunities/n0040626q0372 - July 29, 2026: FILTER UNIT,AIR PUR (N0010426QJB93), solicitation. https://abierto.us/opportunities/n0010426qjb93 - July 28, 2026: Heat Exchanger - Tubes and Gasket for B-126 Hot Water System (VA-26-00082510) (36C26226Q1250), sources sought. https://abierto.us/opportunities/36c26226q1250 - July 28, 2026: USNS YUMA (T-EPF 8) MPDE Water Jacket Cooler (N3220526Q72222), combined synopsis and solicitation. https://abierto.us/opportunities/n3220526q72222 - July 28, 2026: Combining Gear Parts (N6883626Q0042), combined synopsis and solicitation. https://abierto.us/opportunities/n6883626q0042 - July 28, 2026: NDNG - UTES - Portable diesel-fired heater - UPDATED (W901UZ26Q9564), combined synopsis and solicitation. https://abierto.us/opportunities/w901uz26q9564 - July 27, 2026: Maxchanger Heat Exchangers Tinker AFB (FA813226Q0039), award notice, awarded to IRSA UMAR Glen Burnie. https://abierto.us/opportunities/fa813226q0039 - July 23, 2026: Heater Exchange Install Kits (N6883626P0056), award notice, awarded to FAD Pennsylvania Inc. Morgantown. https://abierto.us/opportunities/n6883626p0056 - July 20, 2026: Notice of Award: BEP DCF Sub-Basement & 9th Floor Heat Exchanger (2031ZA26P00091), award notice, awarded to Mainstream Fluid & Air LLC. https://abierto.us/opportunities/2031za26p00091 - July 17, 2026: Notice of Intent to Sole Source: BEP DCF Sub-Basement & 9th Floor Heat Exchanger (2031ZA26N00044), special notice. https://abierto.us/opportunities/2031za26n00044 - July 15, 2026: HEATER, STM (N0010426QTB75), solicitation. https://abierto.us/opportunities/n0010426qtb75 - July 14, 2026: NOI to Sole Source: Heat Exchanger Kit (2026005919), special notice. https://abierto.us/opportunities/2026005919 - July 14, 2026: Oahe Dam Air Coolers, special notice. https://abierto.us/opportunities/b0e48bbb7d3749d9a5578e7c552fbbc3 - July 10, 2026: COOLER,BOWR SAMPLE (N0010426RBV51), award notice, awarded to Aqua-Chem, Inc.. https://abierto.us/opportunities/n0010426rbv51 - July 9, 2026: CGC HAMILTON PLATE CORE HEAT EXCHANGER (70Z08526Q0026000), combined synopsis and solicitation, awarded to Arhab LLC. https://abierto.us/opportunities/70z08526q0026000 - July 8, 2026: Exchange of the heating system (PR16086492), solicitation. https://abierto.us/opportunities/pr16086492 - July 8, 2026: Exchange of the heating system (PR16100071), solicitation. https://abierto.us/opportunities/pr16100071 - July 2, 2026: Exchange of a Heating System (PR16086352), solicitation. https://abierto.us/opportunities/pr16086352 - July 1, 2026: FCI Waseca - 4th Bundle Addition (15BBNF26Q41500002), combined synopsis and solicitation, awarded to Govcrest Inc.. https://abierto.us/opportunities/15bbnf26q41500002 - June 30, 2026: HEATER,STM (N0010426QTB56), solicitation. https://abierto.us/opportunities/n0010426qtb56 - June 29, 2026: Exchange of Heating System (PR16086460), solicitation. https://abierto.us/opportunities/pr16086460 - June 26, 2026: Synopsis - Cooler, Fluid, Industrial 4420-01-578-2232 (SPE8EG25Q0006), combined synopsis and solicitation. https://abierto.us/opportunities/spe8eg25q0006 - June 25, 2026: HEAT EXCHANGER SHIP (N0010425QLC11), solicitation. https://abierto.us/opportunities/n0010425qlc11 - June 23, 2026: SS316 Subscale Recuperator Core (80NSSC26936289Q), solicitation, awarded to Fotofab, LLC. https://abierto.us/opportunities/80nssc26936289q - June 17, 2026: CORE ASSEMBLY,FLUID (70Z08526N40142B00), special notice. https://abierto.us/opportunities/70z08526n40142b00 - June 17, 2026: Heat Shielding - ITS Car Bottom Furnace (N42158-26-SIMACQ-NNSY-920-0004), sources sought. https://abierto.us/opportunities/n4215826simacqnnsy9200004 - June 16, 2026: Brand Name or Equal: FLOFAB Heat Exchanger Clean Steam Generator (CSG) Tube Bundle Only (36C26126Q0835), presolicitation. https://abierto.us/opportunities/36c26126q0835 - June 16, 2026: C2 CONDENSER (70Z08026Q21072B00), combined synopsis and solicitation. https://abierto.us/opportunities/70z08026q21072b00 - June 12, 2026: Steam Coils (36C26326P0517), special notice, awarded to Campbell-Sevey Inc.. https://abierto.us/opportunities/36c26326p0517 - June 8, 2026: Core Assembly, Fluid, NSN 4420-01-281-2470 (012812470), presolicitation. https://abierto.us/opportunities/012812470 - June 8, 2026: REPAIR - ROLLS-ROYCE COOLER, FLUID UNDUSTRIAL (2126406B27DSDZ003), combined synopsis and solicitation, awarded to Grand Slam Diesel Services LLC. https://abierto.us/opportunities/2126406b27dsdz003 - June 2, 2026: NDNG - UTES - Portable diesel-fired heater (W901UZ26Q9563), combined synopsis and solicitation. https://abierto.us/opportunities/w901uz26q9563 - May 27, 2026: BUNDLE ASSY (N0010426RTB20), solicitation. https://abierto.us/opportunities/n0010426rtb20 - May 21, 2026: INTENT TO SOLE SOURCE - OEM FLUID HANDLING CHANNEL CASTING (N0040626Q0011), solicitation. https://abierto.us/opportunities/n0040626q0011 - May 19, 2026: NSN: 4420 012706313 (24311-0032), solicitation. https://abierto.us/opportunities/243110032 - May 19, 2026: Fort Peck Thurst Bearing Oil Cooler and Generator Air Cooler (W9128F26SC002), sources sought. https://abierto.us/opportunities/w9128f26sc002 - May 18, 2026: TUBE SHEET FLUID COOLER INDUST (70Z08026Q20100), combined synopsis and solicitation. https://abierto.us/opportunities/70z08026q20100 - May 13, 2026: Industrial Fluid Cooler (4420012812470), solicitation. https://abierto.us/opportunities/4420012812470 - May 8, 2026: Replace RO Water Heat Exchanger (Materials Only) 583 (36C25026Q0556), combined synopsis and solicitation. https://abierto.us/opportunities/36c25026q0556 - May 5, 2026: FCI Waseca - 4th Addition Bundle (15BBNF26Q00000074), combined synopsis and solicitation. https://abierto.us/opportunities/15bbnf26q00000074 - May 5, 2026: DEMISTER (SPRMM126QKC43), solicitation. https://abierto.us/opportunities/sprmm126qkc43 - April 28, 2026: MIL-PRF-XX756, Heat Exchangers, Plate, Type, Naval Shipboard (N0002426SN-38), special notice. https://abierto.us/opportunities/n0002426sn38 - April 27, 2026: SPRMM1-26-P-KB23 (SPRMM1-26-P-KB23), award notice, awarded to Kampi Components Co Inc.. https://abierto.us/opportunities/sprmm126pkb23 - April 23, 2026: Replace RO Water Heat Exchanger (36C25026Q0524), sources sought. https://abierto.us/opportunities/36c25026q0524 - April 22, 2026: 7HH 4420 123964379- HEAT EXCHAGER (SPRMM126QMF26), solicitation, awarded to Renk Systems Corp.. https://abierto.us/opportunities/sprmm126qmf26 - April 21, 2026: Hydrogen Water Dropout Heat Exchangers (2026028947), solicitation. https://abierto.us/opportunities/2026028947 - April 4, 2026: Heat Exchanger BD208 VAMC Las Vegas | 36C261-26-AP-0789 (36C26126Q0086), award notice, awarded to Nevada Boiler Parts LLC. https://abierto.us/opportunities/36c26126q0086 - April 2, 2026: Brand Name or Equal: FLOFAB Heat Exchanger Clean Steam Generator (CSG) Tube Bundle Only (36C26126Q0473), solicitation. https://abierto.us/opportunities/36c26126q0473 - April 2, 2026: Intent to Sole Source OEM Paul Mueller Company Plate Pack (N0040626Q0051), combined synopsis and solicitation, awarded to Paul Mueller Company. https://abierto.us/opportunities/n0040626q0051 - April 1, 2026: Notice of Intent Synopsis (A028569), presolicitation. https://abierto.us/opportunities/a028569 - March 30, 2026: Heaters for Active Cooled Beam Screen Cryo Interface (MB474724), combined synopsis and solicitation. https://abierto.us/opportunities/mb474724 - March 25, 2026: Synopsis for Solicitation for NSN 4420-01-568-3537 (015683537), solicitation. https://abierto.us/opportunities/015683537 - March 18, 2026: CONDENSER, REFRIGERATION (70Z08526Q40075B00), solicitation, awarded to Mahan'S Thermal Products, Inc.. https://abierto.us/opportunities/70z08526q40075b00 - March 12, 2026: Heat Exchangers (N0040626QS243), combined synopsis and solicitation, awarded to Defense Maritime Solutions, Inc.. https://abierto.us/opportunities/n0040626qs243 - March 10, 2026: COOLER,FLUID,INDUST (N0010425QND71), solicitation. https://abierto.us/opportunities/n0010425qnd71 - March 6, 2026: CONDENSER,STM AUX (N0010425RBR84), award notice, awarded to Aqua-Chem, Inc.. https://abierto.us/opportunities/n0010425rbr84 - March 4, 2026: COOLER,BOWR SAMPLE (N0010426QBN43), solicitation. https://abierto.us/opportunities/n0010426qbn43 - March 2, 2026: TUBE BUNDLE (SPMYM226P5519), award notice, awarded to Aqua-Chem, Inc.. https://abierto.us/opportunities/spmym226p5519 - February 25, 2026: TUBE BUNDLE (SPMYM226Q5668), solicitation. https://abierto.us/opportunities/spmym226q5668 - February 23, 2026: Request for Information (RFI) 475215, Helium-Water Shell-and-Tube Heat Exchangers (475215), sources sought. https://abierto.us/opportunities/475215 - February 20, 2026: COOLER,FLUID,INDUST (N0010426QNB52), solicitation. https://abierto.us/opportunities/n0010426qnb52 - February 18, 2026: Thrust Bearing Oil Coolers Replacement (140R2026Q0005), award notice, awarded to Seventh Genius LLC. https://abierto.us/opportunities/140r2026q0005 - February 10, 2026: NEW REQUIREMENT WHS HEAT EXCHANGERS (140R1726Q0011), presolicitation. https://abierto.us/opportunities/140r1726q0011 - February 9, 2026: TUBE SHEET FLUID COOLER INDUST (70Z08026QZB018), combined synopsis and solicitation, awarded to Quantum Marine Engineering, Inc.. https://abierto.us/opportunities/70z08026qzb018 - January 23, 2026: Heat Exchanger - MPLS (36C26326Q0203), special notice. https://abierto.us/opportunities/36c26326q0203 - January 15, 2026: RFP - Construction Services for MI-8 Test Stand HVAC (373951), solicitation. https://abierto.us/opportunities/373951 - January 15, 2026: COOLER,FLUID,INDUST (N0010426QJA41), solicitation. https://abierto.us/opportunities/n0010426qja41 --- Sources: SAM.gov Contract Opportunities extract and USAspending.gov award data. Cite https://abierto.us/psc/4420.