| Item Name | Impeller Pump Centrifugal |
| 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) | 00-181-3546 (001813546) |
| NCB Code | USA (00) |
| Manufacturer | Grimes Aerospace Company, Bell Helicopter Textron Inc, Regal Beloit Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| ABMK | OVERALL WIDTH | 2.250 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 6.750 INCHES NOMINAL |
| AJLB | BLADE QUANTITY | 36 |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNF |
| ANCT | BLADE TYPE | BACKWARD CURVE |
| APGF | DESIGN TYPE | SINGLE WIDTH |
| AWDP | THREAD DIAMETER | 0.625 INCHES NOMINAL |
| AXGY | MOUNTING METHOD | THREAD |
| AYSY | ROTATION DIRECTION FOR WHICH DESIGNED | COUNTERCLOCKWISE |
| AZRW | THREAD QUANTITY | 18 PER INCH |
| MATT | MATERIAL | ALUMINUM |
| SFTT | SURFACE TREATMENT | ANODIZE |
| Relevant Components for NSN - 1660-00-181-3546, 1660001813546 | ||||
| 1680-00-432-5325 (1680004325325) | 1680-01-204-3539 (1680012043539) | 1680-00-459-2057 (1680004592057) | 1650-01-326-9156 (1650013269156) | |
| 1680-01-488-4015 (1680014884015) | 1680-01-330-0125 (1680013300125) | 1680-01-451-9406 (1680014519406) | 1680-00-753-0532 (1680007530532) | |
| 1660-01-627-0089 (1660016270089) | 1620-00-304-6095 (1620003046095) | 1650-00-912-1351 (1650009121351) | 1680-01-524-1122 (1680015241122) | |
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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