Part Number
Definition:
AN ITEM OF ANY PERIPHERAL SHAPE USUALLY HAVING ONE FLAT OR SPHERICAL SURFACE AND A CENTRALLY LOCATED HOLE. IT IS DESIGNED FOR APPLICATIONS INVOLVING MOVING (KINETIC) LOADS. EXCEPT FOR ITEMS FABRICATED FROM BEARING QUALITY SYNTHETIC (PLASTIC) OR COMPOSED OF MULTILAYER MATERIAL, ONE BEARING SURFACE MUST EITHER HAVE A SPECIFIC SURFACE FINISH DESIGNATION OF 32 MICROINCH (0.8 MICROMETRE) OR LESS, ARITHMETICAL AVERAGE (AA) (ARITHMETIC MEAN DEVIATION) OR ONE OF THE FOLLOWING CONDITIONS: BE LAPPED OR GROUND; HAVE VISIBLE OR DETECTABLE MEANS OF LUBRICATION; GROOVES, INDENTATIONS; OR SELF-LUBRICATION. THE THICKNESS MUST NOT EXCEED 25 PERCENT OF THE OUTSIDE DIAMETER OF THE SHORTEST DISTANCE BETWEEN PERIPHERAL FLATS (WHEN THICKNESS AND/OR OUTSIDE DIAMETER IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE). EXCLUDES STRAIGHT, TUBULAR (WITHOUT FLANGE) ITEMS HAVING A BEARING SURFACE(S) PARALLEL TO THE AXIS OF THE BORE ONLY. SEE ALSO WASHER, FLAT AND SPACER, SLEEVE.
CAGE Information
| Code | Company |
|---|---|
| 43689 | HUNTINGTON INGALLS INCORPORATED DIV |
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 |
|---|---|---|
| CTLM | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE AND PERFORATION FLAT BEARING SURFACE |
| STYL | STYLE DESIGNATOR | ROUND |
| AGKQ | BEARING SURFACE HOLE QUANTITY | 2 FIRST |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AGKR | BEARING SURFACE HOLE DIAMETER | 0.1250 INCHES NOMINAL FIRST |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-890 CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABMZ | DIAMETER | 0.9980 INCHES MINIMUM AND 0.9985 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| ADUM | OVERALL THICKNESS | 0.3125 INCHES NOMINAL |
| BZLX | CORNER SHAPE | SQUARE ALL CORNERS |
| CTLM | LUBRICATION FEATURE | PERFORATION FLAT UNFINISHED SURFACE |
| FEAT | SPECIAL FEATURES | HOLES SPACED 100 DEGREES APART,TWO GROOVES ON SIDE |
| ABKV | OUTSIDE DIAMETER | 1.3750 INCHES NOMINAL |