PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6372Washer,flat

Norfolk Naval Shipyard · NSN 5310-00-262-4373 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-262-4373 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-262-4373. Primary manufacturer part number: 6372.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: COPPER ALLOY 938 OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
  • Thickness: 0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
  • Hole Diameter: 1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 938 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-262-4373, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Norfolk Naval Shipyard. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-262-4373
Primary Part Number6372
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNorfolk Naval Shipyard
StatusACTIVE
Center Hole Shape StyleROUND
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY 938 OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Thickness0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
Hole Diameter1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
Overall Diameter1.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-043-0521 INTERCHANGEABLE
Washer,flat
8345-00-233-2903 INTERCHANGEABLE
Flag,national
8345-00-245-2758 INTERCHANGEABLE
Flag,national
8345-00-264-2652 INTERCHANGEABLE
Flag,national
5330-00-351-667716-632 INTERCHANGEABLE
Gasket
Dresser Industries Inc Leroi Div
5330-00-514-44596372 INTERCHANGEABLE
Retainer,packing
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
4730-00-541-0939 INTERCHANGEABLE
Adapter,straight,pipe to Tube
4730-00-541-8018630040072052 INTERCHANGEABLE
Clamp,hose
Epicor Industries Inc Ideal Div
5977-01-014-7438 INTERCHANGEABLE
Brush,electrical Contact
5945-01-065-4311P4040-001 INTERCHANGEABLE
Solenoid,electrical
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
6372 Norfolk Naval Shipyard (USA)
Related Parts
5310-00-043-0521INTERCHANGEABLE
WASHER,FLAT
8345-00-233-2903INTERCHANGEABLE
FLAG,NATIONAL
8345-00-245-2758INTERCHANGEABLE
FLAG,NATIONAL
8345-00-264-2652INTERCHANGEABLE
FLAG,NATIONAL
5330-00-351-6677INTERCHANGEABLE
GASKET
16-632
5330-00-514-4459INTERCHANGEABLE
RETAINER,PACKING
6372
4730-00-541-0939INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4730-00-541-8018INTERCHANGEABLE
CLAMP,HOSE
630040072052
5977-01-014-7438INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
5945-01-065-4311INTERCHANGEABLE
SOLENOID,ELECTRICAL
P4040-001
5950-01-236-4400INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
064-6372-008
6625-01-236-9085INTERCHANGEABLE
VOLTMETER
36512-1

Frequently Asked Questions

What is NSN 5310-00-262-4373?

NSN 5310-00-262-4373 is a Washer,flat, manufactured by Norfolk Naval Shipyard, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-262-4373?

NSN 5310-00-262-4373 has 1 cross-referenced part number: 6372 (Norfolk Naval Shipyard).

What NSN replaces 5310-00-262-4373?

There are 12 known substitutes for 5310-00-262-4373: 5310-00-043-0521, 8345-00-233-2903, 8345-00-245-2758 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6372?

Key specifications for 6372: Center Hole Shape Style: ROUND; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY 938 OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 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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