| Item Name | Bearing Sleeve |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3120 Bearings Plain Unmounted |
| National Item Identification Number (NIIN) | 00-693-6721 (006936721) |
| NCB Code | USA (00) |
| Manufacturer | Boeing Company The |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 4B21S4-102 | boeing company the | bearing sleeve | 43999 | RFQ |
| LD137-0017-2034 | boeing company the | bearing sleeve | 43999 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHP | OVERALL LENGTH | 1.0575 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM |
| ADAR | BODY OUTSIDE DIAMETER | 0.3730 INCHES MINIMUM AND 0.3735 INCHES MAXIMUM |
| ADAS | BODY INSIDE DIAMETER | 0.2495 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM |
| BZLX | CORNER SHAPE | SQUARE ALL CORNERS |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 33.0 ROCKWELL C MAXIMUM OVERALL |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| CSYM | SURFACE FINISH | 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| CSYM | SURFACE FINISH | 250.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| SFTT | SURFACE TREATMENT | CHROMIUM OUTSIDE DIAMETER SURFACE OF BODY |
| STYL | STYLE DESIGNATOR | SOLID,PLAIN,NO OUTSIDE FLANGES |
| Components Related to NSN - 3120-00-693-6721, 3120006936721 | ||||
| 3120-00-051-4342 (3120000514342) | 3120-00-828-3792 (3120008283792) | 3120-01-300-7019 (3120013007019) | 3110-00-555-5337 (3110005555337) | |
| 3110-00-900-7961 (3110009007961) | 3110-21-908-2837 (3110219082837) | 3130-01-119-5876 (3130011195876) | 3120-01-517-4902 (3120015174902) | |
| 3120-01-392-2220 (3120013922220) | 3130-01-256-8283 (3130012568283) | 3120-00-326-4661 (3120003264661) | 3110-01-302-9299 (3110013029299) | |
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.
Request for Quote
