Open demand × Refrigeration, Air Conditioning, and Air Circulating Equipment
Fans, Air Circulators, and Blower Equipment FSC 4140
Open solicitations in Federal Supply Class 4140 — real requests for quote a supplier can bid on today, linked to the official DIBBS record for each one — plus the ones we've already recorded as they closed. Nothing here gets deleted when it expires: this category's demand history grows every time an RFQ closes.
60
Open solicitations
60
Closing within 7 days
1,721
Total open quantity
198
Tracked all-time (138 closed)
Open parts
4140-01-578-3878
IMPELLER,FAN,AXIAL
Open · closes in 1d 21 units
2 solicitations (2 open · 0 closed)
4140-01-719-5878
FAN ASSEMBLY,TUBEAXIAL
Open · closes in 1d 7 units
1 solicitation (1 open · 0 closed)
4140-01-540-7878
GUARD,FAN IMPELLER
Open · closes in 4d 201 units
2 solicitations (1 open · 1 closed)
4140-01-665-8159
IMPELLER,FAN,CENTRIFUGAL
Open · closes in 7d 3 units
1 solicitation (1 open · 0 closed)
4140-01-691-2226
FAN ASSEMBLY,CENTRIFUGAL
Open · closes in 7d 9 units
1 solicitation (1 open · 0 closed)
4140-01-617-6592
FAN ASSEMBLY,CENTRIFUGAL
Open · closes in 7d 7 units
1 solicitation (1 open · 0 closed)
4140-01-631-9560
MODIFICATION KIT,AIR CIRCULATING
Open · closes in 7d 1 units
1 solicitation (1 open · 0 closed)
4140-01-455-9893
FAN,VANEAXIAL
Closed · last Sep 4, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-424-3271
BLOWER,EXHAUST
Closed · last Sep 3, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-260-3488
IMPELLER,FAN,AXIAL
Closed · last Sep 1, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-728-0618
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-640-8183
IMPELLER,FAN,AXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-633-9583
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-633-9895
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-605-6103
FAN,TUBEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-633-9902
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-227-9725
IMPELLER,FAN,AXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-462-1336
FAN,VENTILATING
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-625-0204
IMPELLER,FAN,AXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-633-9914
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-676-5999
FAN,TUBEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-692-2009
FAN,TUBEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-668-3139
IMPELLER,FAN,AXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-585-0067
FAN ASSEMBLY,CENTRIFUGAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-149-1300
GUARD,FAN IMPELLER
Closed · last Aug 31, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-258-4046
FAN,VENTILATING
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-421-3184
IMPELLER,FAN,AXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-414-0670
BLOWER,AIR BARRIER
Closed · last Aug 31, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-300-8058
FAN,VANEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-575-5362
FAN ASSEMBLY,CENTRIFUGAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-600-5651
COVER,VENTILATORY
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-738-3048
FAN,CIRCULATING
Closed · last Aug 31, 2026 — units
2 solicitations (0 open · 2 closed)
4140-12-412-1244
FAN, VANEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-962-0215
FAN,VANEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-180-8340
CASING,SOUND CELL,FAN
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-657-7323
FAN,VANEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-289-8863
FAN,VANEAXIAL
Closed · last Aug 31, 2026 — units
2 solicitations (0 open · 2 closed)
4140-00-289-8801
FAN,VANEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-554-8187
FAN,VANEAXIAL
Closed · last Aug 31, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-592-7466
PLATE ASSEMBLY,BLOWER
Closed · last Aug 28, 2026 — units
1 solicitation (0 open · 1 closed)
4140-12-365-0089
FAN, VENTILATING
Closed · last Aug 28, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-560-8966
NOZZLE,BLOWER
Closed · last Aug 28, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-736-4929
FAN,CIRCULATING
Closed · last Aug 28, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-275-8373
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 28, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-497-7412
FAN,CENTRIFUGAL
Closed · last Aug 28, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-677-6586
BLOWER,AIR BARRIER
Closed · last Aug 28, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-462-3770
IMPELLER,FAN,AXIAL
Closed · last Aug 28, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-289-7911
FAN,CENTRIFUGAL
Closed · last Aug 27, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-107-7381
IMPELLER,FAN,AXIAL
Closed · last Aug 27, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-498-3503
FAN ASSY,WIRED
Closed · last Aug 25, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-432-1447
FAN,CENTRIFUGAL
Closed · last Aug 24, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-258-1190
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 24, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-549-8327
FAN,VENTILATING
Closed · last Aug 24, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-556-3312
FAN ASSEMBLY,CENTRIFUGAL
Closed · last Aug 24, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-733-6827
HOUSING,CENTRIFUGAL FAN
Closed · last Aug 24, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-447-0025
FAN,VANEAXIAL
Closed · last Aug 24, 2026 — units
1 solicitation (0 open · 1 closed)
4140-12-330-8395
COVER, ELECTRIC FAN
Closed · last Aug 24, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-335-2863
FAN,TUBEAXIAL
Closed · last Aug 24, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-554-8209
FAN,VANEAXIAL
Closed · last Aug 24, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-037-5306
BOX,ELECTRICAL
Closed · last Aug 21, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-508-6232
FAN,VANEAXIAL
Closed · last Aug 21, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-490-3752
FAN,CENTRIFUGAL
Closed · last Aug 20, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-286-2729
BLOWER,AIR BARRIER
Closed · last Aug 20, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-676-6052
FAN,TUBEAXIAL
Closed · last Aug 20, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-685-7152
FAN,VENTILATING
Closed · last Aug 20, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-758-7686
IMPELLER,FAN,AXIAL
Closed · last Aug 20, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-833-6239
FAN,TUBEAXIAL
Closed · last Aug 20, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-732-3531
FAN,TUBEAXIAL
Closed · last Aug 18, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-481-7645
FAN,VANEAXIAL
Closed · last Aug 18, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-123-8801
IMPELLER,FAN,AXIAL
Closed · last Aug 18, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-685-5438
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 18, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-358-7865
HOUSING,CENTRIFUGAL FAN
Closed · last Aug 17, 2026 — units
2 solicitations (0 open · 2 closed)
4140-00-105-3083
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-165-4096
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-092-0807
FAN,TUBEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-113-8313
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-166-5049
FAN,CENTRIFUGAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-207-8124
FAN,CIRCULATING
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-300-4148
FAN,TUBEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-302-9011
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-477-7220
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-448-7219
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-478-2409
FAN,CIRCULATING
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-562-0499
IMPELLER,FAN,AXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-620-8251
GUARD,FAN IMPELLER
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-533-8424
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-468-9810
FAN,TUBEAXIAL
Closed · last Aug 17, 2026 — units
2 solicitations (0 open · 2 closed)
4140-01-592-4133
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-708-6372
IMPELLER,FAN,AXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-561-8011
IMPELLER,FAN,AXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-619-7819
FAN,CIRCULATING
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-348-8857
IMPELLER,FAN,AXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-143-9301
FAN,CENTRIFUGAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-590-5137
FAN,CIRCULATING
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-289-8883
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-433-9384
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-071-4694
FAN,TUBEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-108-5796
FAN,TUBEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-121-2176
FAN,VANEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-313-1048
FAN,TUBEAXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-259-7913
IMPELLER,FAN,AXIAL
Closed · last Aug 17, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-554-8180
FAN,VANEAXIAL
Closed · last Aug 14, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-289-8826
FAN,TUBEAXIAL
Closed · last Aug 14, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-685-6531
FAN,TUBEAXIAL
Closed · last Aug 14, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-326-0996
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 14, 2026 — units
1 solicitation (0 open · 1 closed)
4140-00-289-8885
FAN,VANEAXIAL
Closed · last Aug 14, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-559-6034
IMPELLER,FAN,CENTRIFUGAL
Closed · last Aug 13, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-346-5350
HOUSING,CENTRIFUGAL FAN
Closed · last Aug 12, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-176-5658
FAN,TUBEAXIAL
Closed · last Aug 12, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-713-9360
FAN,VANEAXIAL
Closed · last Aug 12, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-241-2197
FAN,TUBEAXIAL
Closed · last Aug 10, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-281-0119
IMPELLER,FAN,AXIAL
Closed · last Aug 10, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-415-7454
FAN ASSEMBLY,CENTRIFUGAL
Closed · last Aug 7, 2026 — units
1 solicitation (0 open · 1 closed)
4140-01-619-2919
FAN,CENTRIFUGAL
Closed · last Aug 6, 2026 — units
1 solicitation (0 open · 1 closed)