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| Item Name | Muffler Exhaust |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2990 Miscellaneous Engine Accessories Nonaircraft |
| National Item Identification Number (NIIN) | 00-805-2090 (008052090) |
| NCB Code | USA (00) |
| Manufacturer | Science Applications International Corporation, Harsco Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 02131-5394 | science applications international corporation | muffler exhaust | RFQ |
| 02131-5394 | harsco corporation | muffler exhaust | RFQ |
| 2131-5394 | harsco corporation | muffler exhaust | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACQW | INLET CONNECTION TYPE | FLANGE SINGLE INLET |
| AJLW | OUTLET INSIDE DIAMETER | 4.000 INCHES NOMINAL 1ST OUTLET4.000 INCHES NOMINAL |
| APGF | DESIGN TYPE | DRY |
| ARND | MUFFLER DESIGN | BAFFLE |
| ARNE | BAFFLE QUANTITY | 2 |
| ARNG | BODY SHAPE | ROUND |
| ARNH | OPERATING POSITION | HORIZONTAL |
| ARNJ | INLET LOCATION | TOP OF BODY 6 IN. FROM CENTER OF FLANGED INLET TO END OF BODY SINGLE INLET |
| ARNL | INLET FLANGE SHAPE | SQUARE SINGLE INLET |
| ARNM | INLET FLANGE MOUNTING PROVISION AND QUANTITY | 4 HOLES SINGLE INLET4 HOLES |
| ARNN | INLET FLANGE MOUNTING HOLE DIAMETER | 0.563 INCHES NOMINAL SINGLE INLET0.563 INCHES NOMINAL |
| ARNT | INLET FLANGE MOUNTING PROVISION SPACING | 4.125 IN. C TO C DIM. OF BOLT HOLES SINGLE INLET |
| ARTJ | OUTLET LOCATION | CENTRALLY LOCATED ON BOTTOM OF BODY 1.250 IN. FROM END 1ST OUTLET |
| ARTK | OUTLET PROJECTION LENGTH | 8.000 INCHES NOMINAL 1ST OUTLET8.000 INCHES NOMINAL |
| ARWA | OUTLET OUTSIDE DIAMETER | 4.125 INCHES NOMINAL 1ST OUTLET4.125 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 10.000 INCHES NOMINAL |
| ARTH | OUTLET CONNECTION TYPE | UNTHREADED 1ST OUTLET |
| MATT | MATERIAL | STEEL |
| SFTT | SURFACE TREATMENT | ALUMINUM |
| ZZZV | FSC APPLICATION DATA | ENGINE ACCESSORY,NON-AIRCRAFT |
| ABKW | OVERALL HEIGHT | 18.000 INCHES NOMINAL |
| Relevant Components for NSN - 2990-00-805-2090, 2990008052090 | ||||
| 2910-00-362-6680 (2910003626680) | 2930-00-364-9190 (2930003649190) | 2930-00-657-6128 (2930006576128) | 2995-01-313-0691 (2995013130691) | |
| 2915-00-931-5119 (2915009315119) | 2920-01-448-1346 (2920014481346) | 2910-01-684-5450 (2910016845450) | 2930-01-389-2291 (2930013892291) | |
| 2910-00-605-5306 (2910006055306) | 2910-01-546-5626 (2910015465626) | 2920-01-644-6835 (2920016446835) | 2910-00-214-6784 (2910002146784) | |
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