Part Number
Definition:
A TUBULAR SHAPED ITEM WITH OR WITHOUT FLANGE(S) DESIGNED TO REDUCE FRICTION AND CARRY A KINETIC LOAD ON THE SURFACE(S) PARALLEL TO THE AXIS OF THE BORE. IT MUST HAVE A VISIBLE OR DETECTABLE MEANS OF LUBRICATION OR BE SELF-LUBRICATED. THE OVER ALL LENGTH MUST EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OR THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS OF THE BODY, EXCEPT FOR STRAIGHT TUBULAR (WITHOUT FLANGE OR SHOULDER) ITEMS HAVING A BEARING SURFACE(S) PARALLEL TO THE AXIS OF THE BORE ONLY. INCLUDES ITEMS WHICH ARE DIVIDED INTO TWO OR MORE SEGMENTS WHICH INCLUDE 180 DEGREES (3.141 RADIANS) OR LESS OF THE BEARING PERIPHERY. SEE ALSO BUSHING, SLEEVE; SPACER, SLEEVE; AND WASHER (AS MODIFIED). EXCLUDES PIN, HOLLOW.
CAGE Information
| Code | Company |
|---|---|
| 21335 | TIMKEN AEROSPACE, INC TIMKEN AEROSPA |
Federal Supply Class
Title
BEARINGS, PLAIN, UNMOUNTED
Inclusions:
INCLUDES SLEEVE BEARINGS; SPLIT BEARINGS; WASHER TYPE BEARINGS; JEWEL BEARINGS.
Exclusions:
EXCLUDES ANTIFRICTION BEARINGS (FSC 3110); MOUNTED BEARINGS (FSC 3130).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| MATT | MATERIAL | PLASTIC POLYURETHANE INNER LAYER |
| ADAS | BODY INSIDE DIAMETER | 0.7505 INCHES MINIMUM AND 0.7515 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 0.9900 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER OR QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OUTER LAYER |
| STYL | STYLE DESIGNATOR | SOLID |
| SFTT | SURFACE TREATMENT | ANODIZE OUTER LAYER OR CHROMATE OUTER LAYER |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OUTER LAYER OR MA000 MIL SPEC 2ND TREATMENT RESPONSE OUTER LAYER |
| BZLX | CORNER SHAPE | SQUARE ALL CORNERS |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| ADAR | BODY OUTSIDE DIAMETER | 0.9388 INCHES MINIMUM AND 0.9398 INCHES MAXIMUM |