PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

58812Washer,flat

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 5310-00-821-6930 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-821-6930 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-821-6930. Primary manufacturer part number: 58812.
Features
  • Washer,flat — FSC 5310
  • Material: ALUMINUM ALLOY 1100 OVERALL
  • Material Document and Classification: QQ-A-561 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: ANODIZE OVERALL
  • Overall Diameter: 0.375 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.049 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Aluminum Alloy 1100 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-821-6930, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-821-6930
Primary Part Number58812
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
MaterialALUMINUM ALLOY 1100 OVERALL
Material Document and ClassificationQQ-A-561 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentANODIZE OVERALL
Overall Diameter0.375 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.049 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Hole Diameter0.149 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5133-00-988-5682 INTERCHANGEABLE
Drill,twist
4730-01-644-574858812 INTERCHANGEABLE
Fitting,lubrication
Wells Technology, Inc.
Cross-Reference Index
Part NumberManufacturer
58812 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
58812 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
Related Parts
5133-00-988-5682INTERCHANGEABLE
DRILL,TWIST
4730-01-644-5748INTERCHANGEABLE
FITTING,LUBRICATION
58812

Frequently Asked Questions

What is NSN 5310-00-821-6930?

NSN 5310-00-821-6930 is a Washer,flat, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-821-6930?

NSN 5310-00-821-6930 has 2 cross-referenced part numbers: 58812 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 58812 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division).

What NSN replaces 5310-00-821-6930?

There are 2 known substitutes for 5310-00-821-6930: 5133-00-988-5682, 4730-01-644-5748. Verify interchangeability with system specifications before substitution.

What are the specifications of 58812?

Key specifications for 58812: Material: ALUMINUM ALLOY 1100 OVERALL; Material Document and Classification: QQ-A-561 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: ANODIZE OVERALL; Overall Diameter: 0.375 INCHES NOMINAL IN. 9 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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