| Item Name | Valve Assembly Vent And |
| Federal Supply Group (FSG) | Aircraft Components and Accessories |
| Federal Supply Class (FSC) | 1660 Aircraft Air Conditioning Heating and Pressurizing Equipment |
| National Item Identification Number (NIIN) | 00-627-9139 (006279139) |
| NCB Code | USA (00) |
| Manufacturer | Essex Industries Inc, Carleton Life Support Technologies, Carleton Technologies Inc, Lockheed Martin Corporation, Air Force United States Department, Ingersoll Rand Company, Military Standards Corp, Honeywell International Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 20C-0023-4 | essex industries inc | valve assembly vent and | RFQ |
| 20C-0023-1 | essex industries inc | valve assembly vent and | RFQ |
| FR2B3 | carleton life support technologies | valve assembly vent and | RFQ |
| 21037 | carleton technologies inc | valve assembly vent and | RFQ |
| 654160-5 | lockheed martin corporation | valve assembly vent and | RFQ |
| 8148650 | air force united states department | valve assembly vent and | RFQ |
| FR2B2 | carleton life support technologies | valve assembly vent and | RFQ |
| 21037 | ingersoll rand company | valve assembly vent and | RFQ |
| MIL-V-8057 | military standards corp | valve assembly vent and | RFQ |
| FR2B2 | honeywell international inc | valve assembly vent and | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 6.251 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 1.936 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 2.062 INCHES NOMINAL |
| AWJN | UNPACKAGED UNIT WEIGHT | 0.85 POUNDS |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE,OXYGEN,PRESSURE BUILD-UP & VENT PER MIL-V-8057 |
| FEAT | SPECIAL FEATURES | OPERATING TORQUE REQUIRED TO SET THE VALVE IN EITHER POSITION SHALL NOT EXCEED 60 POUNDS-INCHES |
| MARK | SPECIAL MARKINGS | VALVE,OXYGEN SPEC MIL-V-057 OMFRS P/N 20C-0023-4,ESSEX CRYOG |
| SPCL | SPECIAL TEST FEATURES | HIGH TEMPERATURE OPERATION 260 F,LOW TEMPERATURE OPERATION -65 F |
| SUPP | SUPPLEMENTARY FEATURES | MAX WEIGHT .85LBS |
| Relevant Components for NSN - 1660-00-627-9139, 1660006279139 | ||||
| 1670-01-607-7310 (1670016077310) | 1680-01-687-2917 (1680016872917) | 1615-01-124-5344 (1615011245344) | 1680-01-702-7055 (1680017027055) | |
| 1680-01-573-8678 (1680015738678) | 1615-00-072-7146 (1615000727146) | 1650-00-371-0136 (1650003710136) | 1680-00-477-3273 (1680004773273) | |
| 1620-01-654-7735 (1620016547735) | 1680-00-860-1603 (1680008601603) | 1630-01-576-1639 (1630015761639) | 1680-00-716-4268 (1680007164268) | |
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