Product Details | SHOULDERED AND RECESSED WASHER

5310-00-409-9031 A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.

Part Alternates: B5144178, PC5144178, 5144178, 5310-00-409-9031, 00-409-9031, 5310004099031, 004099031

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 06 NOV 1970 00-409-9031

Drawings & Photos | NSN 5310-00-409-9031


Demand History | NSN 5310-00-409-9031

Part Number Request Date QTY Origin
5310-00-409-9031 2023-09-250 895 DIBBS
5310-00-409-9031 2023-02-39 405 DIBBS
5310-00-409-9031 2023-01-31 405 DIBBS
5310-00-409-9031 2016-03-91 556 DIBBS
5310-00-409-9031 2016-03-83 556 DIBBS
5310-00-409-9031 2010-04-102 556 DIBBS
5310-00-409-9031 2009-05-132 575 DIBBS

Cross Reference | NSN 5310-00-409-9031

Part Number Cage Code Manufacturer
5144178 72582 MTU AMERICA INC.
5310004099031 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES
B5144178 7U177 FEDERAL-MOGUL CORPORATION DBA FEDERAL-MOGUL DIV FP DIESEL
PC5144178 C7432 POWER COMPONENTS (DEUTSCHLAND) GMBH

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Technical Data | NSN 5310-00-409-9031

Characteristic Specifications
MATERIAL STEEL OVERALL
STYLE DESIGNATOR 18 SHOULDERED AND RECESSED
HOLE DIAMETER 0.379 INCHES MINIMUM AND 0.389 INCHES MAXIMUM
SHOULDER DIAMETER 0.530 INCHES NOMINAL
OUTSIDE DIAMETER 0.680 INCHES NOMINAL
SHOULDER HEIGHT 0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM
MATERIAL THICKNESS 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM
RECESS ANGLE 270.0 DEGREES NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-00-409-9031

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:UPrecious metal type is unknown
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 062820 RADIO/TV TRANSMIT/RECEIVE SETS
Less than car load rating M 85
Less than truck load rating W Rating Variable
Water commodity Code 72D unknown
Originating Activity Code CL U.S. Army Communications-Electronics
Fort Monmouth, NJ 07703-5006
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
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 5310-00-409-9031

Category Code Description
Materiel Category and Inventory ManagerQ Electronics Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment3 INSURANCE ITEMS. This code will identify items for which there may be occasional intermittent demands not sufficiently repetitive to warrant classification as regular stock items, but for which prudence requires that nominalquan tity be stocked for the reason that the essentiality of the item and the long lead time required to obtain such items by purchase would create an unacceptable situation if no stock were carried.
Specific Group/Generic CodeS Surveillance Target Acquisition and Night Observation (STANO)
Weapons Systems/End Item or Homogeneous GroupSARadar and Sensor
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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item Code7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each