Product Details | THRUST WASHER BEARING

3120-01-055-7842 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.

Part Alternates: TT13032, TT-1303-2, 3120-01-055-7842, 01-055-7842, 3120010557842, 010557842

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 11 FEB 1978 01-055-7842

Drawings & Photos | NSN 3120-01-055-7842


Demand History | NSN 3120-01-055-7842

Part Number Request Date QTY Origin
TT13032 2010-01-18 1 US
3120-01-055-7842 2009-08-07 257 DIBBS

Cross Reference | NSN 3120-01-055-7842

Part Number Cage Code Manufacturer
TT-1303-2 70901 BEEMER PRECISION INC

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Technical Data | NSN 3120-01-055-7842

Characteristic Specifications
MATERIAL COPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR 23 ROUND
OUTSIDE DIAMETER 1.3750 INCHES NOMINAL
CORNER SHAPE SQUARE ALL CORNERS
CROSS-SECTIONAL SHAPE STYLE 35 RECTANGULAR
OVERALL THICKNESS 0.1250 INCHES NOMINAL
CENTER HOLE SHAPE STYLE 42 ROUND
DIAMETER 0.7530 INCHES NOMINAL
LUBRICATION MATERIAL LUBRICATING OIL
TEST DATA DOCUMENT 81349-MIL-P-23199 SPECIFICATION
SPECIAL TEST FEATURES SPECIAL QUALITY CONTROL TESTING
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
CRITICALITY CODE JUSTIFICATION SPCL
MANUFACTURERS CODE 70901
DESIGN CONTROL REFERENCE TT-1303-2

Restrictions/Controls & Freight Information | NSN 3120-01-055-7842

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 114870 BEARING/BUSHING METAL
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 3120-01-055-7842

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each