- Home /
- FSC NSN Catalog /
- Nuts and Washers /
- 5310PL2130341
NSN 5310PL2130341
Flat Washer
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
round center hole shape style, rectangular cross-sectional shape style, 0.568 inches minimum and 0.588 inches maximum hole diameter, round peripheral shape style, 4130 (unsg41300)per mil-s-18729, cond n assn std single material response overall material document and classification.
NSN 5310-01-521-1280 Datasheet
- (NSN) National Stock Number
- 5310-01-521-1280
- (FSG) Federal Supply Group
- 53 - Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5310 - Nuts and Washers
- (NIIN) National Item Identification Number
- 01-521-1280
- Requires Demilitarization
- Yes
- (INC) Item Name Code
- 13393
- Date
- Thu, Jun 10, 2004
- Schedule B Code
- 7318220000
- Center Hole Shape Style
- round
- Cross-Sectional Shape Style
- rectangular
- Hole Diameter
- 0.568 inches minimum and 0.588 inches maximum
- Material Document And Classification
- 4130 (unsg41300)per mil-s-18729, cond n assn std single material response overall
- Peripheral Shape Style
- round
- Material
- steel overall
- Overall Diameter
- 1.042 inches minimum and 1.082 inches maximum
- Surface Treatment Document And Classification
- qq-p-416, type ii, class 2 assn std single treatment response overall
- Surface Treatment
- unable to decode
- Thickness
- 0.063 inches nominal
Identification
- Demilitarization Code
- A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- Precious Metals Indicator
- A - Item does not contain precious metal.
- Hazardous Metals Indicator
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- Pseudo Item Name Code
- 0013393
Cross Reference
CAGE Codes
- 9009H
-
Jednolity Indeks Materialowy - Uniform Material IndexGovernment departments or units, including military organizations
- 80205
-
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation UseCivilian standards and standards organizations (ex:iso,din,bs,ansi)
Freight Information
- Air Commodity
- BZ -
- Air Dimension
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- National Motor Freight Class Rating
- U - 50.0
- Special Handling
- 9 - Other or no special handling required (sh)
- Type of Cargo
- Z - No special type of cargo code applicable
- Uniform Freight Classification Item Number
- 55210
- Water Commodity
- 713 - Metal hardware
- National Motor Freight Classification Item Number
- 194160
Schedule B & Trade
- Schedule B
- 7318-22-0000
- Description
- washers other than lock washers, iron or steel
- End Use
- 12300 - Finished metal shapes
- Unit of Quantity
- KG
- USDA
- Yes
- (SITC) Standard International Trade Classification
- 69422
- (NAICS) North American Industrial Classification System
- 332722
Questions & Answers
-
What is the FSCG of the NSN 5310-01-521-1280?
The FSCG of the NSN 5310-01-521-1280 is 5310
-
Does the NSN 5310-01-521-1280 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
-
Does NSN 5310-01-521-1280 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
-
Does NSN 5310-01-521-1280 contain precious materials?
Item does not contain precious metal.
-
Does NSN 5310-01-521-1280 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
-
When the NSN 5310-01-521-1280 was assigned to the Federal Catalog?
It was assigned 22 years ago, on Thu, Jun 10, 2004
Pricing & Availability
Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.
Stock Checks
-
5305-00-946-834010/06/2026 12:10 PM EDTSocket Head Cap Screw965 in stock
-
4730-01-015-134710/06/2026 12:10 PM EDTTube to Boss Tee77 in stock
-
5310-00-176-633310/06/2026 12:10 PM EDTHexagon Self-Locking Nut13,596 in stock
-
4730-00-502-896310/06/2026 12:10 PM EDTTube Reducer110 in stock
-
4730-01-086-055010/06/2026 12:10 PM EDTTube Tee68 in stock
-
6210-00-223-843410/06/2026 12:10 PM EDTLight Fixture Assem5 in stock
-
2840-00-556-441510/06/2026 08:10 AM EDTAircraft Gas Tu Compressor Blade9 in stock
-
5342-00-158-031210/06/2026 08:10 AM EDTWeapon System Resilient Mount150 in stock
-
5310-00-684-976510/06/2026 08:10 AM EDTClinch Self-Locking Nut15,451 in stock
-
5985-01-604-608810/06/2026 08:10 AM EDTAntenna Group1 in stock
-
5935-01-151-124110/06/2026 08:10 AM EDTElectrical Plug Connector42 in stock
-
5930-00-013-913610/06/2026 08:10 AM EDTToggle Switch4 in stock
-
5935-00-467-284710/06/2026 08:10 AM EDTPlug-in Electronic Compon Socket2 in stock
-
4440-01-587-432110/06/2026 08:10 AM EDTElectronic Compressor-Dehydrator2 in stock
-
4440-01-388-562610/06/2026 08:10 AM EDTElectronic Compressor-Dehydrator2 in stock
Recent Updates
-
5995-00-006-971810/06/2026 08:10 AM EDTElectrical Cord AssemblyIn Wire Assemblies: Communication Equipment, Cord and Cable
-
5995-00-006-972010/06/2026 08:10 AM EDTRadio Frequency Cable AssemblyIn Wire Assemblies: Communication Equipment, Cord and Cable
-
5330-00-006-972210/06/2026 08:10 AM EDTGasketIn Packing and Gasket Materials
-
5985-00-006-972310/06/2026 08:10 AM EDTNo Name AvailableIn Related Equipment, Waveguides and Antennas
-
5998-00-006-972610/06/2026 08:10 AM EDTCircuit Card AssemblyIn Electrical and Electronic Assemblies, Boards, Cards and Associated Hardware
-
1325-00-008-533310/05/2026 08:10 AM EDTBomb FuzeIn Bombs
-
6135-00-008-534110/05/2026 08:10 AM EDTNonrechargeable BatteryIn Nonrechargeable Batteries
-
5331-00-008-532410/05/2026 08:10 AM EDTO-RingIn O-Ring
-
1325-00-008-533710/05/2026 08:10 AM EDTUtility BombIn Bombs
-
6135-00-008-534010/05/2026 08:10 AM EDTBatteryIn Nonrechargeable Batteries
-
5305-00-006-940810/02/2026 08:10 AM EDTMachine ScrewIn Screws
-
9330-00-006-938710/02/2026 08:10 AM EDTObservation WindowIn Plastics Fabricated Materials
-
8030-00-006-939110/02/2026 08:10 AM EDTCoating CompoundIn Preservative and Sealing Compounds
-
5935-00-006-939410/02/2026 08:10 AM EDTElectrical Receptacle ConnectorIn Electrical Connectors
-
5935-00-006-939610/02/2026 08:10 AM EDTElectrical Receptacle ConnectorIn Electrical Connectors
Popular Categories
-
FSC 2825Steam Turbines and Components
-
FSC 9925Supplies, Furnishings and Ecclesiastical Equipment
-
FSC 8115Crates, Cartons and Boxes
-
FSC 9505Nonelectrical Wire
-
FSC 9630Additive Metal Materials
-
FSC 4940Miscellaneous Maintenance and Repair Shop Specialized Equipment
-
FSC 7195Miscellaneous Furniture and Fixtures
-
FSC 1620Aircraft Landing Gear Components
-
FSC 3710Soil Preparation Equipment
-
FSC 6632Medical Laboratory Analysis Instruments
-
FSC 1320Over 125mm Ammunition
-
FSC 6850Miscellaneous Chemical Specialties
-
FSC 2040Marine Hardware and Hull Items
-
FSC 7360Sets, Kits, Outfits and Modules, Food Preperation and Serving
-
FSC 4030Chain, Cable and Fittings for Rope