AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Ring Piston |
| Federal Supply Group (FSG) | Aircraft Components and Accessories |
| Federal Supply Class (FSC) | 1650 Aircraft Hydraulic Vacuum and De icing System Components |
| National Item Identification Number (NIIN) | 00-077-8091 (000778091) |
| NCB Code | USA (00) |
| Manufacturer | Smuck Enterprises Inc, Honeywell International Inc, Allied Signal Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE" |
| ACXD | RING STYLE | CONCENTRIC" |
| ACXF | RADIAL WALL THICKNESS | 0.0405 INCHES MINIMUM AND 0.0435 INCHES MAXIMUM" |
| ACXJ | OVERALL WIDTH | 0.0490 INCHES MINIMUM AND 0.0520 INCHES MAXIMUM" |
| ACXZ | STANDARD BORE DIAMETER | 3.567 INCHES" |
| ADTE | JOINT STYLE | DIAGONAL JOINT" |
| FEAT | SPECIAL FEATURES | 64,000 PSI MIN TENSILE STRENGTH; 3.625 IN. MIN OD; 0.080 IN. MIN WALL THK" |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL" |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | WW-T-700/3 T3 FED SPEC ALL MATERIAL RESPONSES OVERALL" |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL" |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TYPE 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL" |
| ZZZV | FSC APPLICATION DATA | ACCUMULATOR,HYDRAULIC ACFT" |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | PLAIN RECTANGULAR, STRAIGHT FACE" |
| ACXD | RING STYLE | CONCENTRIC" |
| ACXF | RADIAL WALL THICKNESS | 0.0405 INCHES MINIMUM AND 0.0435 INCHES MAXIMUM" |
| ACXJ | OVERALL WIDTH | 0.0490 INCHES MINIMUM AND 0.0520 INCHES MAXIMUM" |
| ACXZ | STANDARD BORE DIAMETER | 3.567 INCHES" |
| ADTE | JOINT STYLE | DIAGONAL JOINT" |
| FEAT | SPECIAL FEATURES | 64,000 PSI MIN TENSILE STRENGTH; 3.625 IN. MIN OD; 0.080 IN. MIN WALL THK" |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL" |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | WW-T-700/3 T3 FED SPEC ALL MATERIAL RESPONSES OVERALL" |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL" |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TYPE 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL" |
| ZZZV | FSC APPLICATION DATA | ACCUMULATOR,HYDRAULIC ACFT" |
| Relevant Components for NSN - 1650-00-077-8091, 1650000778091 | ||||
| 1650-00-084-8670 (1650000848670) | 1650-00-880-3734 (1650008803734) | 1650-01-022-9496 (1650010229496) | 1650-00-840-5467 (1650008405467) | |
| 1660-01-336-7435 (1660013367435) | 1660-01-664-6031 (1660016646031) | 1680-01-152-9626 (1680011529626) | 1650-01-384-8665 (1650013848665) | |
| 1620-00-990-6198 (1620009906198) | 1680-01-569-9366 (1680015699366) | 1680-01-559-1098 (1680015591098) | 1670-00-089-5212 (1670000895212) | |
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