Federal Supply Class 4520
SPACE AND WATER HEATING EQUIPMENT
20,345 NSNs in group 45, PLUMBING, HEATING, AND WASTE DISPOSAL EQUIPMENT.
INCLUDES BOILERS, 15 POUNDS WSP AND UNDER (FOR BOILERS OVER 15 POUNDS WSP, SEE FSC 4410); DOMESTIC WATER STORAGE TANKS THROUGH 100 GALLON CAPACITY; FIREPLACE HEATERS; FURNACES; SPACE HEATERS; HEATING RADIATORS; IMMERSION HEATERS; WATER HEATERS, THROUGH 100 GALLON RECOVERY CAPACITY (FOR HEATERS OVER 100 GALLONS RECOVERY CAPACITY, SEE FSC 4410).
NSNs in this class
Showing 3,901-4,000 of 20,345.
| NSN | Item name | Part number | CAGE |
|---|---|---|---|
| 4520-01-726-7614 | HEATER,SPACE,ELECTRIC | 9-2-6826 | 81337 |
| 4520-01-728-0197 | HEATER,SPACE,ELECTRIC | KBS4803-3MP-T-B2 | 5M743 |
| 4520-01-728-2665 | HEATER,SPACE,ELECTRIC | 1002743000 | 99688 |
| 4520-01-730-7571 | HEATER,SPACE,ELECTRIC | Q37-105 | 7W3Y0 |
| 4520-01-732-5370 | HEATER,SPACE,ELECTRIC | 252-293416 | 74924 |
| 4520-01-733-2187 | HEATER,SPACE,ELECTRIC | XHEAT-400 | 7NGR5 |
| 4520-01-735-5117 | HEATER,SPACE,ELECTRIC | SCE-HF2001A | 52793 |
| 4520-01-736-2885 | HEATER,SPACE,ELECTRIC | HMDL2C-7 | 6WU50 |
| 4520-01-736-2897 | HEATER,SPACE,ELECTRIC | HMDL3C-8 | 6WU50 |
| 4520-01-737-8385 | HEATER,SPACE,ELECTRIC | 252-293417 | 74924 |
| 4520-00-994-4395 | HEATER,SPECIAL | 43-PT-552A-L222-1168NL | 74924 |
| 4520-01-357-6376 | HEATER,SPECIAL | 1A20164H01 | 97942 |
| 4520-01-502-1515 | HEATER,SPECIAL | ||
| 4520-01-495-9082 | HEATER,SUMP OIL | 3876145-1 | 99193 |
| 4520-01-659-7467 | HEATER,TANK | S10691-133-2-1 | 5BN34 |
| 4520-01-659-7468 | HEATER,TANK | S10691-133-1-1 | 5BN34 |
| 4520-01-623-9231 | HEATER,TANK,KIT | 39294.1002 | 25628 |
| 4520-00-127-8440 | HEATER,TUBULAR | 21875-1 | 19880 |
| 4520-00-132-5603 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S25M, TYPE 1 | 80064 |
| 4520-00-132-5604 | HEATER,VENTILATION,DUCT TYPE | M22594-24M | 0U583 |
| 4520-00-132-5605 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S23H | 80064 |
| 4520-00-142-2064 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T27LNM | 80064 |
| 4520-00-142-2065 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T26LNM | 80064 |
| 4520-00-142-2066 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S25MNM | 80064 |
| 4520-00-142-2067 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T27HNM | 80064 |
| 4520-00-245-0209 | HEATER,VENTILATION,DUCT TYPE | 1795SIZES24LNM | 87103 |
| 4520-00-271-9750 | HEATER,VENTILATION,DUCT TYPE | ||
| 4520-00-271-9752 | HEATER,VENTILATION,DUCT TYPE | S23LNM | 87103 |
| 4520-00-271-9753 | HEATER,VENTILATION,DUCT TYPE | S23MNM | 87103 |
| 4520-00-271-9764 | HEATER,VENTILATION,DUCT TYPE | T26HNM | 87103 |
| 4520-00-271-9765 | HEATER,VENTILATION,DUCT TYPE | T28HNM | 87103 |
| 4520-00-271-9766 | HEATER,VENTILATION,DUCT TYPE | MILH16235CTYIISZT35MNM | 81349 |
| 4520-00-273-1058 | HEATER,VENTILATION,DUCT TYPE | S22LNM | 87103 |
| 4520-00-273-1060 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S21L | 80064 |
| 4520-00-273-1061 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S21M | 80064 |
| 4520-00-273-1062 | HEATER,VENTILATION,DUCT TYPE | S21H-A | 38450 |
| 4520-00-273-1063 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S22L | 80064 |
| 4520-00-273-1064 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S227 | 80064 |
| 4520-00-273-1065 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S22H | 80064 |
| 4520-00-273-1066 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S23L | 80064 |
| 4520-00-273-1067 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S23M | 80064 |
| 4520-00-273-1068 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S24L | 80064 |
| 4520-00-273-1069 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S24H | 80064 |
| 4520-00-273-1070 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S25L | 80064 |
| 4520-00-273-1071 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S25H | 80064 |
| 4520-00-273-1251 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T26L | 80064 |
| 4520-00-273-1252 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T26M | 80064 |
| 4520-00-273-1253 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T26H | 80064 |
| 4520-00-273-1254 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T27L | 80064 |
| 4520-00-273-1255 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T27M | 80064 |
| 4520-00-273-1256 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T27H | 80064 |
| 4520-00-273-1257 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T28L | 80064 |
| 4520-00-273-1258 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T28M | 80064 |
| 4520-00-273-1259 | HEATER,VENTILATION,DUCT TYPE | SZT28H | 81349 |
| 4520-00-273-1260 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T29L | 80064 |
| 4520-00-273-1261 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T29M | 80064 |
| 4520-00-273-1262 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T29H | 80064 |
| 4520-00-273-1263 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T30L | 80064 |
| 4520-00-273-1264 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T30M | 80064 |
| 4520-00-273-1265 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T30H | 80064 |
| 4520-00-273-1266 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T31M | 80064 |
| 4520-00-273-1267 | HEATER,VENTILATION,DUCT TYPE | S3802-66970-31H | 80064 |
| 4520-00-273-1268 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T32L | 80064 |
| 4520-00-273-1269 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T32M | 80064 |
| 4520-00-273-1270 | HEATER,VENTILATION,DUCT TYPE | 52E1000SZT32H | 38450 |
| 4520-00-273-1271 | HEATER,VENTILATION,DUCT TYPE | S3802-66970-33L | 80064 |
| 4520-00-273-1272 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T33M | 80064 |
| 4520-00-273-1273 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T33H | 80064 |
| 4520-00-273-1274 | HEATER,VENTILATION,DUCT TYPE | S3802-66970-34L | 80064 |
| 4520-00-273-1275 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T34M | 80064 |
| 4520-00-273-1276 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T35H | 80064 |
| 4520-00-273-1277 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T36L | 80064 |
| 4520-00-273-1278 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T36M | 80064 |
| 4520-00-273-1279 | HEATER,VENTILATION,DUCT TYPE | S3802-66970-36H | 80064 |
| 4520-00-273-1280 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T37L | 80064 |
| 4520-00-273-1281 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T37M | 80064 |
| 4520-00-273-1282 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T37H | 80064 |
| 4520-00-273-1284 | HEATER,VENTILATION,DUCT TYPE | T38M | 38450 |
| 4520-00-273-1285 | HEATER,VENTILATION,DUCT TYPE | T38H-A | 38450 |
| 4520-00-273-8362 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T31L | 80064 |
| 4520-00-273-8363 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T34H | 80064 |
| 4520-00-273-8364 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T35L | 80064 |
| 4520-00-273-8365 | HEATER,VENTILATION,DUCT TYPE | 1646T35M | 87103 |
| 4520-00-276-7834 | HEATER,VENTILATION,DUCT TYPE | ||
| 4520-00-289-9233 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T32MNM | 80064 |
| 4520-00-516-2994 | HEATER,VENTILATION,DUCT TYPE | S3802-66970S25LNM | 80064 |
| 4520-00-516-2996 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T26MNM | 80064 |
| 4520-00-622-6970 | HEATER,VENTILATION,DUCT TYPE | ||
| 4520-00-640-5434 | HEATER,VENTILATION,DUCT TYPE | S3802-66970T27MNM | 80064 |
| 4520-01-154-2441 | HEATER,VENTILATION,DUCT TYPE | 1698-C-2 | 01420 |
| 4520-01-197-1947 | HEATER,VENTILATION,DUCT TYPE | 106-111586-013 | 65586 |
| 4520-01-197-1948 | HEATER,VENTILATION,DUCT TYPE | 106-111586-021 | 65586 |
| 4520-01-202-3668 | HEATER,VENTILATION,DUCT TYPE | 1D4-6-5610F | 38450 |
| 4520-01-202-3669 | HEATER,VENTILATION,DUCT TYPE | 1D14-22.5-5606F | 38450 |
| 4520-01-203-1320 | HEATER,VENTILATION,DUCT TYPE | 1D6-10.5-5606F | 38450 |
| 4520-01-206-7044 | HEATER,VENTILATION,DUCT TYPE | 1D16-24-5606F | 38450 |
| 4520-01-206-8420 | HEATER,VENTILATION,DUCT TYPE | 1D14-21-5606F | 38450 |
| 4520-01-214-1349 | HEATER,VENTILATION,DUCT TYPE | P/NH1234 | 55841 |
| 4520-01-232-7968 | HEATER,VENTILATION,DUCT TYPE | VDH18X16-2-422-3-12NM | 17032 |
| 4520-01-243-3403 | HEATER,VENTILATION,DUCT TYPE | 106-054986-121 | 65586 |
One listed part number is shown for each NSN. Open an NSN to see all of them.