| Item Name | Adjuster Slack Brake |
| Federal Supply Group (FSG) | Vehicular Equipment Components |
| Federal Supply Class (FSC) | 2530 Vehicular Brake Steering Axle Wheel and Track Components |
| National Item Identification Number (NIIN) | 01-149-1781 (011491781) |
| NCB Code | USA (01) |
| Manufacturer | Mack Trucks Inc, Kovatch Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 25QD 21DP18 | mack trucks inc | adjuster slack brake | 89619 | RFQ |
| 25QD 33CP18 | mack trucks inc | adjuster slack brake | 89619 | RFQ |
| K-500-CH-1877 | kovatch corp | adjuster slack brake | 59556 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAZR | MAJOR DIAMETER | 1.530 INCHES NOMINAL |
| ABSA | SPLINE QUANTITY | 10 |
| AGQA | LARGEST DIAMETER | 3.254 INCHES NOMINAL |
| AMWE | ADJUSTMENT TYPE | DOUBLE ARM |
| AXYS | SPLINE TYPE | STRAIGHT SPLINE |
| AYTR | CONNECTING ARM DESIGN | STRAIGHT |
| AYTW | CONNECTING ARM HOLE QUANTITY | 2 |
| AYTX | CONNECTING ARM HOLE BUSHING | INCLUDED |
| AYTY | SMALLEST DIAMETER | 1.110 INCHES NOMINAL |
| AYTZ | HOLE TAPER | 0.590 INCHES PER FOOT NOMINAL |
| AYWA | CONNECTING ARM CENTER TO CENTER DISTANCE BETWEEN SPLINE HOLE AND CONNECTION HOLE | 4.220 INCHES NOMINAL |
| AYWB | CONNECTING ARM THICKNESS | 0.525 INCHES NOMINAL |
| SHPE | SHAPE | TAPERED |
| Components Related to NSN - 2530-01-149-1781, 2530011491781 | ||||
| 2510-01-535-7751 (2510015357751) | 2541-01-477-3287 (2541014773287) | 2510-21-921-7364 (2510219217364) | 2540-01-602-9844 (2540016029844) | |
| 2590-01-255-4347 (2590012554347) | 2510-01-622-1940 (2510016221940) | 2530-00-231-5825 (2530002315825) | 2510-01-652-6662 (2510016526662) | |
| 2520-00-628-3251 (2520006283251) | 2530-01-296-5702 (2530012965702) | 2510-01-580-5676 (2510015805676) | 2520-00-495-7707 (2520004957707) | |
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