PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3533Washer,flat

Weil Pump Co Inc · NSN 5310-00-979-5719 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-979-5719 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-979-5719. Primary manufacturer part number: 3533.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material Document and Classification: MIL-M-16576 MIL SPEC ALL MATERIAL RESPONSES OVERALL
  • Material: COPPER ALLOY OVERALL
  • Overall Diameter: 3.172 INCHES NOMINAL IN
  • Thickness: 0.188 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Peripheral Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-979-5719, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Weil Pump Co Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-979-5719
Primary Part Number3533
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWeil Pump Co Inc
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Material Document and ClassificationMIL-M-16576 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MaterialCOPPER ALLOY OVERALL
Overall Diameter3.172 INCHES NOMINAL IN
Thickness0.188 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Hole Diameter2.469 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5805-00-087-3154353-3 INTERCHANGEABLE
Termination Cable
Microwave Devices Inc
5136-00-239-2770400104 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
4730-00-250-7953 INTERCHANGEABLE
Elbow,tube
5360-00-257-1748112632 INTERCHANGEABLE
Spring,helical,compression
Telemechanics Inc
2805-00-415-5279G533 INTERCHANGEABLE
Guide
Eaton Corp Dba Eaton Aerospace Jackson
2825-00-446-90603533 INTERCHANGEABLE
Blade Assembly
Northrop Grumman Systems Corporation Div Marine Systems
2530-00-482-3543 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
6150-00-629-68653533 INTERCHANGEABLE
Cable Assembly,power,electrical
General Cable Corporation Div Corporate
4320-00-790-26833533 INTERCHANGEABLE
Ring
Coffin Turbo Pump Inc
5935-01-109-60793533 INTERCHANGEABLE
Adapter,connector
Fluke Electronics Corp
Cross-Reference Index
Part NumberManufacturer
A56441C41 Weil Pump Co Inc (USA)
A5644 Weil Pump Co Inc (USA)
3533 PRIMARY Weil Pump Co Inc (USA)
Related Parts
5805-00-087-3154INTERCHANGEABLE
TERMINATION CABLE
353-3
5136-00-239-2770INTERCHANGEABLE
DIE,THREAD CUTTING
400104
4730-00-250-7953INTERCHANGEABLE
ELBOW,TUBE
5360-00-257-1748INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
112632
2805-00-415-5279INTERCHANGEABLE
GUIDE
G533
2825-00-446-9060INTERCHANGEABLE
BLADE ASSEMBLY
3533
2530-00-482-3543INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
6150-00-629-6865INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
3533
4320-00-790-2683INTERCHANGEABLE
RING
3533
5935-01-109-6079INTERCHANGEABLE
ADAPTER,CONNECTOR
3533
6240-01-238-9216INTERCHANGEABLE
LAMP,FLASHTUBE
3533
3405-01-272-1819INTERCHANGEABLE
SPINDLE,VALVE

Frequently Asked Questions

What is NSN 5310-00-979-5719?

NSN 5310-00-979-5719 is a Washer,flat, manufactured by Weil Pump Co Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-979-5719?

NSN 5310-00-979-5719 has 3 cross-referenced part numbers: A56441C41 (Weil Pump Co Inc), A5644 (Weil Pump Co Inc), 3533 (Weil Pump Co Inc).

What NSN replaces 5310-00-979-5719?

There are 12 known substitutes for 5310-00-979-5719: 5805-00-087-3154, 5136-00-239-2770, 4730-00-250-7953 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3533?

Key specifications for 3533: Cross-Sectional Shape Style: RECTANGULAR; Material Document and Classification: MIL-M-16576 MIL SPEC ALL MATERIAL RESPONSES OVERALL; Material: COPPER ALLOY OVERALL; Overall Diameter: 3.172 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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