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 12,901-13,000 of 20,345.
| NSN | Item name | Part number | CAGE |
|---|---|---|---|
| 4520-01-491-7561 | SHS-HEAT SHIELD REP | 106528 | 92878 |
| 4520-01-491-7573 | SHS-LABEL KIT | 106530 | 92878 |
| 4520-01-491-7276 | SHS-OVERFLOW HOSE | 106475 | 92878 |
| 4520-01-491-7569 | SHS-PIPE STACK | 106444 | 92878 |
| 4520-01-491-7281 | SHS-PORT CAP ASSY | 106524 | 92878 |
| 4520-01-491-7279 | SHS-PRIMER BULB ASS | 106411 | 92878 |
| 4520-01-491-7563 | SHS-RAIN CAP WELD | 106447 | 92878 |
| 4520-01-491-7283 | SHS-REPLACE FUEL CA | 106470 | 92878 |
| 4520-01-491-7273 | SHS-S-TUBE ASSY | 106428 | 92878 |
| 4520-01-491-7571 | SHS-TENT COLLAR ASS | 106398 | 92878 |
| 4520-00-359-9592 | SHUTTER | 567401001 | 0ATF2 |
| 4520-00-359-9591 | SHUTTER,AIR MACHINE,WATER HEATER | 1464-4-18 | 60883 |
| 4520-00-510-3259 | SIDE PIECE,TURNING VANE | ||
| 4520-00-874-0429 | SIPHON ASSEMBLY FUEL | 13208E6234 | 81337 |
| 4520-01-297-0314 | SIPHON,STAND PIPE,SPACE HEATER | 13208E6236 | 81337 |
| 4520-00-359-9598 | SLEEVE | 1463-4-25 | 60883 |
| 4520-00-784-0651 | SLEEVE PISTON FUEL | 121222A | 92878 |
| 4520-01-006-0637 | SLEEVE,HUMIDIFER,EV | 45-3 | 72692 |
| 4520-00-976-2253 | SLEEVE,RETAINER | 121732 | 1Y370 |
| 4520-00-999-0676 | SMOKE JACK,HEATER | 13208E6218 | 81337 |
| 4520-01-073-4192 | SPACE HEATER | EQ4-1-4-1 | 98437 |
| 4520-00-969-6011 | SPACER,BEARING | TM3868 | 5RQL2 |
| 4520-01-101-0966 | SPARK ARRESTOR | 8227123-10 | 98752 |
| 4520-00-576-8042 | SPECIAL TEE,DUCT FITTING | ||
| 4520-00-958-8681 | SPINDLE,VALVE | ||
| 4520-00-610-0344 | SPOOL | 106839EPC61 | 05073 |
| 4520-00-329-7162 | SPRING | K7007233P1 | 24446 |
| 4520-00-962-4157 | SPRING,RADIATOR | ||
| 4520-01-377-4829 | STACK CAP ASSEMBLY | 5-13-4442 | 81337 |
| 4520-01-003-3105 | STACK,EXHAUST | TR3304 | 92878 |
| 4520-01-102-2255 | STACK,EXHAUST | 04040015 | 57386 |
| 4520-00-257-8545 | STACKING BOLT ASSEMBLY | 13104-100 | 92878 |
| 4520-00-353-1948 | STEAM COIL | ||
| 4520-00-574-7581 | STEAM RISER | RB595 | 95368 |
| 4520-01-101-0972 | STEM | 8227086-01 | 98752 |
| 4520-00-653-3031 | STOP SUPPORT,CORNER | TC592 | 92878 |
| 4520-01-232-2918 | STOP,DAMPER,FLUE | C5079165 | 97619 |
| 4520-00-653-3032 | STOP,SUPPORT | TC591 | 92878 |
| 4520-00-025-2958 | STRAINER ASSEMBLY,LO FLO | 614 | 71895 |
| 4520-00-058-5117 | STRAP ASSEMBLY,GROUNDING | 4520PL0872758 | 9009H |
| 4520-00-537-5965 | STRAP HEATER | ||
| 4520-00-117-2510 | STRAP,GROUND | 5-13-2047-13-16 | 81337 |
| 4520-00-970-2385 | STRAP,GROUNDING | TEF3231 | 92878 |
| 4520-00-970-2384 | STRIKE | TC3766 | 92878 |
| 4520-01-184-6109 | STRIKE,LATCH | TR3347-1 | 92878 |
| 4520-00-956-1679 | STRIP | 1020-25 | 90808 |
| 4520-01-104-6116 | STRIP HEATER | D42-5200-1-53 | 63325 |
| 4520-01-444-9865 | STRIP HEATER | 054385-025MKL | 65586 |
| 4520-01-231-5531 | STRIP HT ELEMENT | 51-06527-55 | 59291 |
| 4520-00-153-4626 | SUMP,GASOLINE TANK | 5-13-2006PC2-1 | 81337 |
| 4520-01-374-8268 | SUPERHEATER ASSEMBLY | 5-13-4422 | 5M176 |
| 4520-00-774-5283 | SUPPLY POWER FUEL | 1-48059 | 92878 |
| 4520-01-043-6111 | SUPPORT | 18072 | 90598 |
| 4520-00-213-9922 | SUPPORT ASSEMBLY | 698-TAF204J | 55683 |
| 4520-01-043-0831 | SUPPORT ASSEMBLY | 18247 | 92878 |
| 4520-01-042-3060 | SUPPORT BRACKET | 18284 | 5RQL2 |
| 4520-01-169-6290 | SUPPORT RHEOSTAT | TE1359 | 44940 |
| 4520-01-100-7211 | SUPPORT,BULB ASSEMBLY | 8227132-10 | 98752 |
| 4520-01-124-8681 | SUPPORT,CASTING | 1212-616-35SSC2 | 23230 |
| 4520-01-124-8682 | SUPPORT,CASTING | 1212-616-SSC4 | 23230 |
| 4520-01-083-5908 | SUPPORT,CONTROL BOX | 74174-1 | 92878 |
| 4520-00-024-7428 | SUPPORT,DUCT | TX485 | 92878 |
| 4520-01-100-9828 | SUPPORT,DUCT,WOOD | 8227027-01 | 98752 |
| 4520-01-423-3739 | SUPPORT,ELEMENT | DFMH-10M | 17032 |
| 4520-01-170-2531 | SUPPORT,END,HEATER | VDH-625-2 | 17032 |
| 4520-01-101-0960 | SUPPORT,ENGINE | 8227119-10 | 98752 |
| 4520-01-101-0974 | SUPPORT,ENGINE | 8227120-10 | 98752 |
| 4520-00-024-7420 | SUPPORT,EXHAUST PIPE | TR791 | 92878 |
| 4520-01-101-0975 | SUPPORT,FAN BRACKET | 8227071-03 | 98752 |
| 4520-01-100-5961 | SUPPORT,FRONT MOTOR | 8227080-10 | 98752 |
| 4520-00-970-2387 | SUPPORT,GAGE | TC3741 | 90598 |
| 4520-01-421-7390 | SUPPORT,GASOLINE ENGINE MOUNTING | 106-119126-018 | 65586 |
| 4520-01-421-7391 | SUPPORT,GASOLINE ENGINE MOUNTING | 106-119126-013 | 65586 |
| 4520-01-437-6870 | SUPPORT,GASOLINE ENGINE MOUNTING | 100-3157 | 11083 |
| 4520-01-490-4698 | SUPPORT,GASOLINE ENGINE MOUNTING | TM4005-1 | 5RQL2 |
| 4520-01-490-4702 | SUPPORT,GASOLINE ENGINE MOUNTING | TMF3230-100 | 5RQL2 |
| 4520-01-506-0392 | SUPPORT,GASOLINE ENGINE MOUNTING | 12477167 | 19207 |
| 4520-01-589-3287 | SUPPORT,GASOLINE ENGINE MOUNTING | ||
| 4520-01-652-1977 | SUPPORT,GASOLINE ENGINE MOUNTING | 332T4326-1 | 81205 |
| 4520-01-100-9830 | SUPPORT,HEAT EXCHANGER | 8227085-10 | 98752 |
| 4520-01-100-9831 | SUPPORT,HEAT EXCHANGER | 8227084-10 | 98752 |
| 4520-01-043-2482 | SUPPORT,HEATER | 18144 | 90598 |
| 4520-00-970-2391 | SUPPORT,HEATER SENSING ELEMENT | TAF3135 | 92878 |
| 4520-01-100-5962 | SUPPORT,REAR MOTOR | 8227081-10 | 98752 |
| 4520-01-268-3761 | SWITCH,FILTER | 48G3-114 | 98437 |
| 4520-01-697-7874 | SWITCH,FILTER BANK | 562R801H01 | 97942 |
| 4520-01-046-9652 | SYLPHON ASSEMBLY | SA47-4 | 39305 |
| 4520-00-300-7958 | TANK | 1552-12-1 | 60883 |
| 4520-00-188-8642 | TANK ASSEMBLY,HEATE | 68479 | 92878 |
| 4520-00-829-6540 | TANK FUEL | TTA258A | 5RQL2 |
| 4520-01-509-2790 | TANK,CONDENSATE | 38083V-TANK | 90224 |
| 4520-01-085-1378 | TANK,EXPANSION | 74139-1 | 92878 |
| 4520-00-300-9657 | TANK,FUEL PRESSURE | 85301 | 70142 |
| 4520-00-624-1446 | TANK,FUEL,OIL BURNE | 288J1FUELTANK | 81996 |
| 4520-01-229-6038 | TANK,HOT WATER | 51-08837-55 | 59291 |
| 4520-00-203-5435 | TANK,HOT WATER STORAGE | H570CST | 95038 |
| 4520-00-273-1170 | TANK,HOT WATER STORAGE | MIL-T-3700 | 81349 |
| 4520-00-329-7449 | TANK,HOT WATER STORAGE | 3663N14 | 39428 |
| 4520-00-411-3585 | TANK,HOT WATER STORAGE | 200424-5 | 29780 |
| 4520-00-533-7830 | TANK,HOT WATER STORAGE | 343410E | 79230 |
One listed part number is shown for each NSN. Open an NSN to see all of them.