PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6481Fastener,flare Lock

Eaton Corporation Dba Air Controls Division Div Air Controls Division · NSN 5340-00-597-6971 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-597-6971 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-597-6971. Primary manufacturer part number: 6481.
Features
  • Fastener,flare Lock — FSC 5340
  • Thread Quantity Per Inch: 32
  • Head Diameter: 0.375 INCHES NOMINAL IN
  • Screw Minimum Length for Which Designed: 0.625 INCHES IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Hole Size for Which Designed: 0.265 INCHES NOMINAL IN
  • Style Designator: COUNTERBORED SLEEVE
  • Internal Drive Style: RECESSED
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Fastener,flare Lock, cataloged under National Stock Number 5340-00-597-6971, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Corporation Dba Air Controls Division Div Air Controls Division. Government technical data includes 13 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-597-6971
Primary Part Number6481
Item NameFastener,flare Lock
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerEaton Corporation Dba Air Controls Division Div Air Controls Division
StatusACTIVE
Thread Quantity Per Inch32
Head Diameter0.375 INCHES NOMINAL IN
Screw Minimum Length for Which Designed0.625 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Hole Size for Which Designed0.265 INCHES NOMINAL IN
Style DesignatorCOUNTERBORED SLEEVE
Internal Drive StyleRECESSED
Head Height0.025 INCHES NOMINAL IN
Material Thickness Range for Which Designed+0.045 TO 0.080 INCHES IN
Features ProvidedOPEN SLEEVE
Mounting MethodSCREW
Head StyleFLAT
Nominal Thread Size0.138 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6530-01-206-5064 (6481)
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
6530-01-206-50646481 SUCCESSOR
Chair,bathtub and Shower
Invacare Corp Dba Invacare America
6110-01-422-74856481 SUCCESSOR
Starter,motor
Edro Corporation, the Dba Edro Corp
5310-00-356-4267503-9912-002 INTERCHANGEABLE
Washer,keyway
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
2910-00-639-9703F1103 INTERCHANGEABLE
Filter,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5960-00-877-8010 INTERCHANGEABLE
Electron Tube
5310-00-914-27956481 INTERCHANGEABLE
Washer,recessed
Michigan Dynamics Inc
5915-01-081-7102717751-1 INTERCHANGEABLE
Network,summation
Raytheon Company Div Rmd Strategic
6640-01-088-31336481 INTERCHANGEABLE
Test Tube,blood Collecting
Becton, Dickinson and Co Dba Becton Dickinson & Co
5930-01-245-1306648-1 INTERCHANGEABLE
Switch,rotary
Globe Food Equipment Company
6150-01-292-51246602892 INTERCHANGEABLE
Lead,storage Battery
Jlg Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
6481 Eaton Corporation Dba Air Controls Division Div Air Controls Division (USA)
6481 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
SUCCESSOR 6530-01-206-5064 Chair,bathtub and Shower · 6481
6110-01-422-7485SUCCESSOR
STARTER,MOTOR
6481
5310-00-356-4267INTERCHANGEABLE
WASHER,KEYWAY
503-9912-002
2910-00-639-9703INTERCHANGEABLE
FILTER,FLUID
F1103
5960-00-877-8010INTERCHANGEABLE
ELECTRON TUBE
5310-00-914-2795INTERCHANGEABLE
WASHER,RECESSED
6481
5915-01-081-7102INTERCHANGEABLE
NETWORK,SUMMATION
717751-1
6640-01-088-3133INTERCHANGEABLE
TEST TUBE,BLOOD COLLECTING
6481
5930-01-245-1306INTERCHANGEABLE
SWITCH,ROTARY
648-1
6150-01-292-5124INTERCHANGEABLE
LEAD,STORAGE BATTERY
6602892
5310-01-496-7628INTERCHANGEABLE
WASHER,SHOULDERED AND RECESSED
06481184102
6550-01-574-0263INTERCHANGEABLE
SPREADER,PLATE COLIFORM
6481

Frequently Asked Questions

What is NSN 5340-00-597-6971?

NSN 5340-00-597-6971 is a Fastener,flare Lock, manufactured by Eaton Corporation Dba Air Controls Division Div Air Controls Division, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-597-6971?

NSN 5340-00-597-6971 has 2 cross-referenced part numbers: 6481 (Eaton Corporation Dba Air Controls Division Div Air Controls Division), 6481 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5340-00-597-6971?

There are 12 known substitutes for 5340-00-597-6971: 6530-01-206-5064, 6110-01-422-7485, 5310-00-356-4267 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6481?

Key specifications for 6481: Thread Quantity Per Inch: 32; Head Diameter: 0.375 INCHES NOMINAL IN; Screw Minimum Length for Which Designed: 0.625 INCHES IN; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 13 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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