| Item Name | Guide Valve Stem |
| Federal Supply Group (FSG) | Engines Turbines and Components |
| Federal Supply Class (FSC) | 2805 Gasoline Reciprocating Engines Except Aircraft and Components |
| National Item Identification Number (NIIN) | 00-074-3839 (000743839) |
| NCB Code | USA (00) |
| Manufacturer | Safeguard Engine Parts Inc, Caterpillar Inc, Industrial Parts Depot Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 2.872 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 0.760 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.3750 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM |
| AETC | METALLIC HARDNESS RATING | 83.0 MINIMUM ROCKWELL B AND 96.0 MAXIMUM ROCKWELL B |
| AGQK | MAJOR DIAMETER LENGTH | 0.100 INCHES NOMINAL |
| AXHQ | GROOVE QUANTITY | 1 |
| BQDC | BORE COUNTERSINK | NOT INCLUDED |
| BQSF | BORE COUNTERBORE | NOT INCLUDED |
| BQSH | AA END DIAMETER | 0.625 INCHES NOMINAL |
| BQSJ | BB END SHANK DIAMETER | 0.688 INCHES MINIMUM AND 0.689 INCHES MAXIMUM |
| BQSK | BB END CHAMFER LENGTH | 0.030 INCHES NOMINAL |
| BQSL | BB END CHAMFER ANGLE IN DEG | 45.0 |
| BQSM | AA END CHAMFER LENGTH | 0.030 INCHES NOMINAL |
| BQSN | AA END CHAMFER ANGLE IN DEG | 45.0 |
| BQSR | SHOULDER FIRST FILLET RADIUS | 0.020 INCHES NOMINAL |
| BQST | SHOULDER SECOND FILLET RADIUS | 0.060 INCHES NOMINAL |
| BRQM | LENGTH FROM AA END TO LARGEST DIAMETER FACE | 1.106 INCHES NOMINAL |
| MATT | MATERIAL | IRON |
| STYL | STYLE DESIGNATOR | SHOULDERED-GROOVED SHANK |
| Components Related to NSN - 2805-00-074-3839, 2805000743839 | ||||
| 2805-00-507-3292 (2805005073292) | 2840-01-454-2997 (2840014542997) | 2835-00-873-3811 (2835008733811) | 2815-01-342-5910 (2815013425910) | |
| 2815-01-240-3064 (2815012403064) | 2815-01-199-0446 (2815011990446) | 2820-00-388-1066 (2820003881066) | 2840-01-179-8314 (2840011798314) | |
| 2840-01-443-5775 (2840014435775) | 2825-00-372-9915 (2825003729915) | 2840-99-446-5984 (2840994465984) | 2840-00-088-9098 (2840000889098) | |
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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