NSN 5310-01-598-3644 55002287, 90675A029, 01-598-3644

5310-01-598-3644 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.

Part Alternates: 55002287, 90675A029, 5310-01-598-3644, 01-598-3644, 5310015983644, 015983644

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	25 JUL 2011	01-598-3644	04889 ( NUT, PLAIN, EXTENDED WASHER, HEXAGON )

Part Number	Request Date	QTY	Origin
90675A029	2021-10-286	100	DIBBS
90675A029	2021-04-115	100	DIBBS
90675A029	2020-06-182	100	DIBBS
5310-01-598-3644	2018-12-347	100	DIBBS
5310-01-598-3644	2018-09-261	100	DIBBS
5310-01-598-3644	2012-07-198	1541	DIBBS
5310-01-598-3644	2012-06-177	2800	DIBBS
5310-01-598-3644	2012-05-152	1480	DIBBS
5310-01-598-3644	2012-02-55	2000	DIBBS

Part Number	Cage Code	Manufacturer
55002287	0F875	GENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS, INC.
90675A029	3A054	MCMASTER-CARR SUPPLY COMPANY

Thank you very much for the excellent service and professional customer care.

Ernie G. Honeywell

The service was excellent. I can think of no improvements to date that you can make regarding internet sales.

John L. Raytheon

The representative for WBParts was efficient & handled our request in a timely & professional manner.

Karen G. General Dynamics

Tried two other sources, neither of them responded, was all done online, never spoke to anyone.

Rex S. US Airforce

The response is quick and the price is often very good. We are completely satisfied.

Patricia S. NASA

NSNs for Compare ( up to 4 ): Add 5310-01-598-3644

Compare

5310-01-598-3911, 5310-01-598-4428, 5310-01-598-5134, 5310-01-598-5159, 5310-01-598-6322

Characteristic	Specifications
THREAD DIRECTION	RIGHT-HAND
END ITEM IDENTIFICATION	2320015317659
THREAD CLASS	2B
WIDTH ACROSS FLATS	0.438 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCY	MACHINE SCREW HEX NUT WITH LOCK WASHER
NOMINAL THREAD SIZE	0.250 INCHES
MATERIAL	STEEL OVERALL
NUT STYLE	HEXAGON
WASHER OUTSIDE DIAMETER	0.500 INCHES NOMINAL
SPECIAL FEATURES	WASHER IS A TOOTHED WASHER
THREAD QUANTITY PER INCH	20
OVERALL HEIGHT	0.188 INCHES NOMINAL

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	A	Item 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:	0	Represents 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	093486	BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	573	unknown
Originating Activity Code	PA	Marine Corps Logistics Base Albany, GA 31704-1128
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

Category	Code	Description
Stores Account Code	1	Marine Corps Stock Fund Account Item.
Combat Essentiality Code	5	Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management Code	B	All CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code	2	ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DM	U.S. Marine Corps
Service Organization	M	U.S. Marine Corps
Reparability	Z	Nonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice Codes	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	Z	INSURANCE/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 Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each