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National Stock Number:
4820-01-444-3281
Federal Supply Class:
4820
National Item Identification Number:
014443281
Description:
VALVE,CHECK
Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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Manufacturer Information:
| 2G7150 | 97484 | EATON AEROSPACE LLC | | 901-344-567 | 97499 | BELL TEXTRON INC | | 901-344-567-101 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 0.540 INCHES FIRST END | | FACE TO FACE DISTANCE | 1.650 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | DRAIN VALVE ASSY-HELILOK,SELF CLOSING | | MATERIAL | ALUMINUM ALLOY 2011 OR ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 BODY | | MATERIAL | PLASTIC POLYAMIDE NYLON FLOW CONTROL DEVICE | | MATERIAL | RUBBER SYNTHETIC PACKING | | MATERIAL | STEEL COMP 303 STEM | | NOMINAL THREAD SIZE | 0.750 INCHES FIRST END | | SPECIAL FEATURES | MATERIAL: HOUSING AND PLUG GRIP:2011-T3,2017-T4,2024-T4 OR 8061-T6 AL ALY, VALVE: PLASTIC UNFILLED,SEALS: ALL ELASTOMERIC ELEMENTS PER MIL-R-83248, TYPE I CLASS 2, CRES LOCKING PINS: 303 STAINLESS STEEL | | SUPPLEMENTARY FEATURES | NO LEAKAGE PERMISSABLE WHEN VALVE IS CLOSED, MAXIMUM WEIGHT SHALL NOT EXCEED .10LBS | | THREAD CLASS | 3A FIRST END | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END | | THREAD QUANTITY PER INCH | 16 FIRST END |
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