AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Counter Rotating |
| Federal Supply Group (FSG) | Instruments and Laboratory Equipment |
| Federal Supply Class (FSC) | 6680 Liquid And Gas Flow Liquid Level And Mechanical Motion Measuring Instruments |
| National Item Identification Number (NIIN) | 01-209-0021 (012090021) |
| NCB Code | USA (01) |
| Manufacturer | Bowmar Canada Ltd, Melland Gear And Instrument Of, Honeywell International Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| DC4128 | bowmar canada ltd | counter rotating | RFQ |
| DC4128 | melland gear and instrument of | counter rotating | RFQ |
| DC4128-1 | melland gear and instrument of | counter rotating | RFQ |
| 4012-000-1 | melland gear and instrument of | counter rotating | RFQ |
| 4012-000-1 | bowmar canada ltd | counter rotating | RFQ |
| 2794172-1 | bowmar canada ltd | counter rotating | RFQ |
| 2794172-1 | melland gear and instrument of | counter rotating | RFQ |
| 4012-000-1 | honeywell international inc | counter rotating | RFQ |
| 2794172-1 | honeywell international inc | counter rotating | RFQ |
| DC4128 | honeywell international inc | counter rotating | RFQ |
| DC4128-1 | honeywell international inc | counter rotating | RFQ |
| DC4128-1 | bowmar canada ltd | counter rotating | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| CSWW | Shaft Rotation Direction And Maximum Speed In Rpm | 600.0 CLOCKWISE ALL REGISTERS ALL TIERS AND 600.0 COUNTERCLOCKWISE ALL REGISTERS ALL TIERS |
| AGAV | End Item Identification | 6605-01-183-2220 HSI, B-1B ACFT |
| ABWV | Shaft Diameter | 0.124 INCHES NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| FEAT | Special Features | DIRECTION OF ROTATION OF INPUT SHAFT TO INCREASE COUNT; DRIVE: ONE CCW REVOLUTION OF INPUT SHAFT EQUALS A COUNT INCREASE OF 10; BACKGROUND OF TAPE DULL BLACK COLOR 37038 PER FED-STD-595; MATERIAL AND FINISH: FRAME ALUMINUM ALLOY BLACK ANODIZED, SHAFTS AND TRANSFER GEARING STAINLESS STEEL; BALL BEARINGS ON ALL SHAFTS; LUBRICATION: GE-F50 VERSILUBE IN BALL BEARINGS; TORQUE 0.5 IN. OZ. MAX. TO START COUNTER AT ANY POSITION OR DRIVE COUNTER AT ANY SPEED LESS THAN 600 RPM WITHIN TEMP RANGE OF -55 DEG C TO +125 DEG C; COUNTER INTENDED FOR USE IN AN INSTRUMENT WHICH IS WEDGE LIGHTED WHITE PER MIL-L-27160; END PLAY 0.003 MAX INPUT SHAFT |
| BCNX | Mounting Type For Which Designed | BASE ALL REGISTERS ALL TIERS |
| AXHR | Mounting Facility Type And Quantity | SLOT |
| AXEG | Actuating Device Location | LEFT SIDE ALL REGISTERS ALL TIERS |
| CSWS | Numeral Display Method | DRUM |
| CSWT | Numeral Readout | 000 MINIMUM ALL REGISTERS ALL TIERS AND 359 MAXIMUM ALL REGISTERS ALL TIERS |
| ANQD | Register Quantity | 2 |
| ANQT | Figure Height | 0.187 INCHES NOMINAL ALL REGISTERS ALL TIERS |
| ABHP | Overall Length | 3.906 INCHES MINIMUM AND 3.931 INCHES MAXIMUM |
| SUPP | Supplementary Features | MANUFACTURERS NAME: COUNTER,COURSE; TAPE ANGLE COUNTER |
| ABXF | Shaft Length | 0.230 INCHES NOMINAL |
| HUES | Color | WHITE, FED STD 595, 37875 ALL REGISTERS ALL TIERS FIGURE |
| STYL | Style Designator | UNENCLOSED CYLINDRICAL |
| ADAV | Overall Diameter | 0.641 INCHES MINIMUM AND 0.671 INCHES MAXIMUM |
| AXED | Register Function | ADD ALL REGISTERS ALL TIERS AND SUBTRACT ALL REGISTERS ALL TIERS |
| Relevant Components for NSN - 6680-01-209-0021, 6680012090021 | ||||
| 6625-01-339-9346 (6625013399346) | 6625-01-033-6339 (6625010336339) | 6685-01-455-6685 (6685014556685) | 6645-01-559-8314 (6645015598314) | |
| 6625-01-343-5013 (6625013435013) | 6605-00-561-7134 (6605005617134) | 6650-00-891-9323 (6650008919323) | 6650-01-307-6008 (6650013076008) | |
| 6650-01-562-4047 (6650015624047) | 6605-00-910-4638 (6605009104638) | 6625-01-139-0231 (6625011390231) | 6680-01-487-8873 (6680014878873) | |
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