| Item Name | Valve Safety Relief |
| INC Code | 05488 |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-256-8744 (012568744) |
| NCB Code | USA (01) |
| Manufacturer | Anderson Greenwood Lp, Gas Equipment Engineering, National Instruments Corporation, Pentair Valves And Controls |
| Associated Parts Numbers of NSN 4820-01-256-8744 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| UU-1551-T | anderson greenwood lp | valve safety relief | 01343 | A | A | RFQ |
| D841-4050 | gas equipment engineering | valve safety relief | 96101 | A | A | RFQ |
| 9955.K 5IM TYPE | gas equipment engineering | valve safety relief | 96101 | A | A | RFQ |
| D841-4050CP | national instruments corporation | valve safety relief | 03950 | A | A | RFQ |
| UU-1551-TCP | national instruments corporation | valve safety relief | 03950 | A | A | RFQ |
| UU-1551-T | pentair valves and controls | valve safety relief | 15187 | A | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 128.0 CUBIC FEET PER MINUTE |
| CQGM | MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| CSDC | OPENING PRESSURE SETTING | 80.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | COPPER ALLOY 922 BODY |
| MATT | MATERIAL | NICKEL ALLOY 400 FLOW CONTROL DEVICE |
| MATT | MATERIAL | NICKEL ALLOY 400 SEAT |
| MATT | MATERIAL | NICKEL ALLOY 400 STEM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| MEDA | MEDIA FOR WHICH DESIGNED | OXYGEN,LIQUID SINGLE RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING,PACKAGING,AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
| Relevant Components for NSN - 4820-01-256-8744, 4820012568744 | ||||
| 4820-00-835-3873 (4820008353873) | 4820-01-431-2398 (4820014312398) | 4820-01-009-8942 (4820010098942) | 4820-01-273-3653 (4820012733653) | |
| 4820-01-274-9975 (4820012749975) | 4820-01-600-7663 (4820016007663) | 4820-01-338-4276 (4820013384276) | 4820-01-233-6683 (4820012336683) | |
| 4820-01-018-1584 (4820010181584) | 4820-01-322-8071 (4820013228071) | 4820-01-318-2830 (4820013182830) | 4820-01-340-5738 (4820013405738) | |
![]() |
AS9120B and ISO 9001:2015 |
![]() |
Aviation Suppliers Association Member |
![]() |
FAA AC 0056B Accredited |
![]() |
AS 6081:2012 Certification |
![]() |
ESD S20.20-2014 Certification |
Don’t forget That We offer 24/7 Service, Competitive Prices, and Fast Deliveries. We Hope You'll Make Us Your One-Stop Purchasing Solution!
Request for Quote