Product Details | THRUST WASHER BEARING

3120-01-539-8178 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: 12442238, 3120-01-539-8178, 01-539-8178, 3120015398178, 015398178

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 02 MAY 2006 01-539-8178

Drawings & Photos | NSN 3120-01-539-8178


Demand History | NSN 3120-01-539-8178

Part Number Request Date QTY Origin
3120-01-539-8178 2023-04-115 60 DIBBS
3120-01-539-8178 2022-01-12 39 DIBBS
3120-01-539-8178 2019-10-288 46 DIBBS
3120-01-539-8178 2019-10-280 46 DIBBS
3120-01-539-8178 2015-07-188 53 DIBBS
3120-01-539-8178 2015-02-35 53 DIBBS
3120-01-539-8178 2014-12-343 1 DIBBS
3120-01-539-8178 2014-10-280 2 DIBBS
3120-01-539-8178 2014-07-198 4 DIBBS
3120-01-539-8178 2014-05-134 1 DIBBS
3120-01-539-8178 2014-05-126 1 DIBBS
3120-01-539-8178 2014-04-99 1 DIBBS
3120-01-539-8178 2014-04-91 1 DIBBS
3120-01-539-8178 2013-08-240 4 DIBBS
3120-01-539-8178 2011-03-88 1 US
3120-01-539-8178 2011-03-81 1 US

Cross Reference | NSN 3120-01-539-8178

Part Number Cage Code Manufacturer
12442238 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 3120-01-539-8178

Characteristic Specifications
CORNER SHAPE CHAMFERED ALL CORNERS
CROSS-SECTIONAL SHAPE STYLE 35 RECTANGULAR
OVERALL THICKNESS 0.6250 INCHES NOMINAL
SPECIAL FEATURES 75% TEFLON 25% GLASS STATIC LOAD RATING IS 13600 LBS DYNAMIC LOAD RATING IS 7950 LBS SPEED LIMIT IS 2600 RPM 20000 PSI MAXIMUM
SPECIFICATION/STANDARD DATA 81349 - DOD-STD-00100D(AR) GOVERNMENT STANDARD AND 80204 - ANSI Y14.M-1982 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
III END ITEM IDENTIFICATION NSN: 2320-01-530-3843
III SUPPLEMENTARY FEATURES MATERIAL IS GLASS FILLED TEFLON
III PART NAME ASSIGNED BY CONTROLLING AGENCY BEARING, THRUST

Restrictions/Controls & Freight Information | NSN 3120-01-539-8178

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 114850 BEARING/BUSHING O/T BALL/ROLLER I/S
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 742 unknown
Originating Activity Code AZ U.S. Army Tank-Automotive and Armaments
Command
Warren, MI 48397-5000
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 3120-01-539-8178

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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