Thank you for taking an interest in the NSN 4820-01-640-6689 supplies and listing resources that we provide on Integrated Military Parts. At the top of this page, you will find an overview of NSN 4820-01-640-6689, including details on its associated item name, Federal Supply Group, Federal Supply Class, and more. You can also review a list of all manufacturers that our stock traces back to, each serving as a link to expanded catalogs if you wish to further your search.
Underneath our overview, part numbers like 23942175-1, 623942175-1, and others that belong to our NSN 4820-01-640-6689 inventory have been listed out for your perusal. If any are of interest to you, click on the “RFQ” button to its right to access a quote request form. By filling out and submitting a form with detailed information on your requirements and expectations, you will be able to secure fully customized quotes for your comparisons. You can rest assured that you will receive highly competitive options when you shop on Integrated Military Parts, our staff working tirelessly to ensure streamlined fulfillment and satisfaction. Knowing how we intend to serve you, continue perusing solutions on this catalog and reach out as soon as you are ready.
| Item Name | Valve Relief Pressure And Temper |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-640-6689 (016406689) |
| NCB Code | USA (01) |
| Manufacturer | Tavco Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 23942175-1 | tavco inc | valve relief pressure and temper | 99221 | RFQ |
| 623942175-1 | tavco inc | valve relief pressure and temper | 99221 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | STRAIGHT THRU |
| ABJH | TEMP RATING | 140.0 DEG FAHRENHEIT |
| ACLK | FIRST END THREAD CLASS | 3H |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| ACMD | SECOND END WIDTH ACROSS FLATS | 1.000 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 1.000 INCHES NOMINAL |
| ADQZ | END CONNECTION QUANTITY | 1 |
| ADSV | OPENING PRESSURE SETTING | 4500.0 POUNDS PER SQUARE INCH |
| AGAV | III END ITEM IDENTIFICATION | CH/MH-53; NHA: 65664-03010-011/013 |
| CQMM | FIRST END THREAD SERIES DESIGNATOR | UNJF |
| CQYM | FIRST END NOMINAL THREAD SIZE | 0.4375 INCHES |
| FEAT | SPECIAL FEATURES | SERVICE: DRY AIR OR DRY NITROGEN; TEMP. RANGE: M31/P140 DEG F; PRESSURE RATINGS: OPERATING: 3000 PSIG @ 68 DEG F; CRACK: 4500+/- 150 PSIG; RESEAT: 4100 PSIG MIN; PROOF: 5000 PSIG: BURST: 7500 PSIG; RATED FLOW: 0.31 LB/MINUTE AT 5000 PSIG MA |
| SUPP | III SUPPLEMENTARY FEATURES | ONE INLET; TWO OUTLETS |
| Relevant Components for NSN - 4820-01-640-6689, 4820016406689 | ||||
| 4810-00-564-9653 (4810005649653) | 4820-01-292-5688 (4820012925688) | 4820-01-432-0206 (4820014320206) | 4810-01-280-8951 (4810012808951) | |
| 4810-01-278-2194 (4810012782194) | 4820-01-689-8049 (4820016898049) | 4820-01-275-0555 (4820012750555) | 4810-00-135-7930 (4810001357930) | |
| 4820-01-157-2886 (4820011572886) | 4820-01-644-5593 (4820016445593) | 4820-00-695-8789 (4820006958789) | 4820-01-357-3300 (4820013573300) | |
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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