National Stock Number (NSN) Output Data
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.
Reference/Part Number
| Part Number | CAGE | Status | RNCC | RNVC | DAC | RNAAC | MSDS | SADC |
|---|---|---|---|---|---|---|---|---|
| M81934/2-07A008 | 81349 | M | 5 | 9 | 4 | KZ | ||
| M81934/2-07A008 | 81343 | A | 3 | 2 | 2 | ZZ | ||
| LD131-0025-0708 | 43999 | A | 3 | 2 | A | KZ | ||
| MIL-B-81934/2 | 81349 | M | 5 | 9 | 4 | KZ | ||
| AS81934 | 81343 | A | 5 | 1 | 2 | ZZ |
CAGE Information
| Code | Company |
|---|---|
| 43999 | BOEING COMPANY THE DBA BOEING DIV DE |
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
| 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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 |
|---|---|---|
| AEPR | FLANGE OUTSIDE DIAMETER | 0.9170 INCHES MINIMUM AND 0.9370 INCHES MAXIMUM |
| ZZZK | SPECIFICATION/STANDARD DATA | 43999-LD131-0025 MANUFACTURERS STANDARD |
| CSFM | UNDERCUT DEPTH (NON-CORE) | ERR-070 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/3,T8511 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER OR QQ-A-225/6,T851 FED SPEC SINGLE MATERIAL RESPONSE OUTER LAYER |
| BZLX | CORNER SHAPE | SQUARE INSIDE LEFT CORNER |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OUTER LAYER |
| STYL | STYLE DESIGNATOR | SOLID |
| BZLX | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER |
| AGFF | FLANGE WIDTH | 0.0580 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| SFTT | SURFACE TREATMENT | CHROMATE OUTER LAYER |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE |
| ADAR | BODY OUTSIDE DIAMETER | 0.5633 INCHES MINIMUM AND 0.5643 INCHES MAXIMUM |
| BZLX | CORNER SHAPE | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| BZLX | CORNER SHAPE | UNDERCUT LEFT FLANGE BODY CORNER |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER |
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE INNER LAYER |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OUTER LAYER |
| BZLX | CORNER SHAPE | SQUARE OUTSIDE RIGHT CORNER |
| ABPC | UNDERCUT WIDTH (NON-CORE) | ERR-070 |
| ABHP | OVERALL LENGTH | 0.0250 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| ADAS | BODY INSIDE DIAMETER | 0.4380 INCHES MINIMUM AND 0.4390 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE |
| FEAT | SPECIAL FEATURES | PLASTIC LINER BONDED TO LEFT END SURFACE OF FLANGE |