| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-351-5838 (013515838) |
| NCB Code | USA (01) |
| Manufacturer | Howell Laboratories Inc, Circor Aerospace Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 5642 ITEM 21 | howell laboratories inc | valve safety relief | 22501 | RFQ |
| 5652 ITEM 4 | howell laboratories inc | valve safety relief | 22501 | RFQ |
| 5652C-4 | howell laboratories inc | valve safety relief | 22501 | RFQ |
| 5652C-G504 | howell laboratories inc | valve safety relief | 22501 | RFQ |
| D559T-16D-20 | circor aerospace inc | valve safety relief | 91816 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| AHNC | CONNECTION STYLE | PLAIN (TUBE) ALL ENDS |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |
| CMLP | THREAD QUANTITY PER INCH | 12 ALL ENDS |
| TMQY | FURNISHED ITEMS AND QUANTITY | 1 DEFLECTOR CAP |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| CQCY | ADJUSTABLE PRESSURE RANGE | 14.0/29.0 POUNDS PER SQUARE INCH |
| CQJX | NOMINAL THREAD SIZE | 1.312 INCHES ALL ENDS |
| MATT | MATERIAL | STEEL COMP 303 BODY |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | UN ALL ENDS |
| Components Related to NSN - 4820-01-351-5838, 4820013515838 | ||||
| 4820-00-048-7101 (4820000487101) | 4820-01-298-9561 (4820012989561) | 4820-00-391-9342 (4820003919342) | 4820-01-318-0230 (4820013180230) | |
| 4810-01-424-2104 (4810014242104) | 4820-01-686-4523 (4820016864523) | 4820-01-484-2571 (4820014842571) | 4810-01-284-6033 (4810012846033) | |
| 4820-01-658-5111 (4820016585111) | 4820-01-286-6620 (4820012866620) | 4820-01-547-1960 (4820015471960) | 4820-01-012-1718 (4820010121718) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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