PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3077-5Washer,flat

Philadelphia Valve Co · NSN 5310-00-595-8028 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-595-8028 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-595-8028. Primary manufacturer part number: 3077-5.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.656 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Overall Diameter: 1.000 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-595-8028, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Philadelphia Valve Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-595-8028
Primary Part Number3077-5
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerPhiladelphia Valve Co
StatusACTIVE
Hole Diameter0.656 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Overall Diameter1.000 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Thickness0.156 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6145-00-127-97628917-4 INTERCHANGEABLE
Wire,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5935-00-177-219730775 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
3120-00-349-9937 INTERCHANGEABLE
Bearing,washer,thrust
4820-00-588-27656504-3251325REVBPC12 INTERCHANGEABLE
Stem,fluid Valve
Naval Sea Systems Command
4730-00-720-4828 INTERCHANGEABLE
Fitting,lubrication
1005-00-887-9293 INTERCHANGEABLE
Carriage,shotgun
5920-01-250-071530196 INTERCHANGEABLE
Cutout Disk,protective
U S Dept of Transportation Federal Aviation Administration
5935-01-475-912630775 INTERCHANGEABLE
Plug,tip
Cooper Crouse-Hinds Llc
Cross-Reference Index
Part NumberManufacturer
3077-5 PRIMARY Philadelphia Valve Co (USA)
Related Parts
6145-00-127-9762INTERCHANGEABLE
WIRE,ELECTRICAL
8917-4
5935-00-177-2197INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
30775
3120-00-349-9937INTERCHANGEABLE
BEARING,WASHER,THRUST
4820-00-588-2765INTERCHANGEABLE
STEM,FLUID VALVE
6504-3251325REVBPC12
4730-00-720-4828INTERCHANGEABLE
FITTING,LUBRICATION
1005-00-887-9293INTERCHANGEABLE
CARRIAGE,SHOTGUN
5920-01-250-0715INTERCHANGEABLE
CUTOUT DISK,PROTECTIVE
30196
5935-01-475-9126INTERCHANGEABLE
PLUG,TIP
30775

Frequently Asked Questions

What is NSN 5310-00-595-8028?

NSN 5310-00-595-8028 is a Washer,flat, manufactured by Philadelphia Valve Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-595-8028?

NSN 5310-00-595-8028 has 1 cross-referenced part number: 3077-5 (Philadelphia Valve Co).

What NSN replaces 5310-00-595-8028?

There are 8 known substitutes for 5310-00-595-8028: 6145-00-127-9762, 5935-00-177-2197, 3120-00-349-9937 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3077-5?

Key specifications for 3077-5: Hole Diameter: 0.656 INCHES NOMINAL IN; Material: STEEL OVERALL; Surface Treatment: CADMIUM OVERALL; Overall Diameter: 1.000 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.
PartsTable Design LLC · partstable.com