AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
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| Item Name | Bearing Sleeve |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3120 Bearings Plain Unmounted |
| National Item Identification Number (NIIN) | 01-197-1021 (011971021) |
| NCB Code | USA (01) |
| Manufacturer | Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| A51B21709-25 | northrop grumman systems corporation | bearing sleeve | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 0.7400 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 1.5010 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 1.1875 INCHES MINIMUM AND 1.1895 INCHES MAXIMUM |
| ADZG | LUBRICATION MATERIAL | LUBRICANT,SOLID FILM,MIL-L-8937 |
| BZLX | CORNER SHAPE | SQUARE ALL CORNERS |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| FEAT | SPECIAL FEATURES | BOTH ENDS COUNTERBORED 1.4515 IN. DIA NOM,0.0525 IN. DEEP NOM |
| MATT | MATERIAL | STEEL COMP 410 OVERALL OR STEEL COMP 416 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SOLID,PLAIN,NO OUTSIDE FLANGES |
| Relevant Components for NSN - 3120-01-197-1021, 3120011971021 | ||||
| 3110-00-003-9270 (3110000039270) | 3120-00-948-5325 (3120009485325) | 3120-01-281-8447 (3120012818447) | 3120-00-432-7549 (3120004327549) | |
| 3120-12-347-5626 (3120123475626) | 3120-00-190-4518 (3120001904518) | 3110-01-606-7510 (3110016067510) | 3110-01-400-6136 (3110014006136) | |
| 3110-00-100-3617 (3110001003617) | 3120-00-174-6371 (3120001746371) | 3110-01-556-1019 (3110015561019) | 3120-01-104-8486 (3120011048486) | |
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