PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2497Washer,lock

Teledyne Industries Inc Teledyne Power Systems Div · NSN 5310-00-275-3678 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-275-3678 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-275-3678. Primary manufacturer part number: 2497.
Features
  • Washer,lock — FSC 5310
  • Outside Diameter: 0.719 INCHES NOMINAL IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material Thickness: 0.094 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Hole Diameter: 0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
  • 2 verified cross-references
  • Primary manufacturer: Teledyne Industries Inc Teledyne Power Systems Div
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-275-3678, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Teledyne Industries Inc Teledyne Power Systems Div. Government technical data includes 5 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.

Technical Specifications
ParameterValue
NSN5310-00-275-3678
Primary Part Number2497
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTeledyne Industries Inc Teledyne Power Systems Div
StatusACTIVE
Outside Diameter0.719 INCHES NOMINAL IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Material Thickness0.094 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Hole Diameter0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-113-23462497 INTERCHANGEABLE
Reactor
General Microwave Corporation Div Kratos Microwave Electronics
5330-00-292-7500 INTERCHANGEABLE
Gasket
2825-00-399-6285D15-648XPC407T0409-411 INTERCHANGEABLE
Liner Assembly,bear
Northrop Grumman Systems Corporation Div Marine Systems
4730-00-463-1588 INTERCHANGEABLE
Connector,multiple,fluid Pressur
5325-00-601-73102497 INTERCHANGEABLE
Grommet,nonmetallic
Atlantic India Rubber Co Inc
6240-00-939-7859120MB INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Lighting Products Group Hillsboro Miniature Lamp Plant
6640-01-253-829701-90-2497 INTERCHANGEABLE
Cap,screw,bottle and Jar
Allied Healthcare Products, Inc. Dba Allied
5945-01-318-5100 INTERCHANGEABLE
Solenoid,electrical
5950-01-339-590275D50833G INTERCHANGEABLE
Coil,electrical
Siemens Energy and Automation Inc Siemens Furnas Controls Div
6230-01-367-18762497 INTERCHANGEABLE
Flashlight
Bright Star Industries Inc
Cross-Reference Index
Part NumberManufacturer
2497 Teledyne Industries Inc Teledyne Power Systems Div (USA)
FF-W-84A Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5950-00-113-2346INTERCHANGEABLE
REACTOR
2497
5330-00-292-7500INTERCHANGEABLE
GASKET
2825-00-399-6285INTERCHANGEABLE
LINER ASSEMBLY,BEAR
D15-648XPC407T0409-411
4730-00-463-1588INTERCHANGEABLE
CONNECTOR,MULTIPLE,FLUID PRESSUR
5325-00-601-7310INTERCHANGEABLE
GROMMET,NONMETALLIC
2497
6240-00-939-7859INTERCHANGEABLE
LAMP,INCANDESCENT
120MB
6640-01-253-8297INTERCHANGEABLE
CAP,SCREW,BOTTLE AND JAR
01-90-2497
5945-01-318-5100INTERCHANGEABLE
SOLENOID,ELECTRICAL
5950-01-339-5902INTERCHANGEABLE
COIL,ELECTRICAL
75D50833G
6230-01-367-1876INTERCHANGEABLE
FLASHLIGHT
2497
6110-01-372-5989INTERCHANGEABLE
CONSOLE,SWITCHING CONTROL
2497
2590-01-608-6634INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
2497

Frequently Asked Questions

What is NSN 5310-00-275-3678?

NSN 5310-00-275-3678 is a Washer,lock, manufactured by Teledyne Industries Inc Teledyne Power Systems Div, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-275-3678?

NSN 5310-00-275-3678 has 2 cross-referenced part numbers: 2497 (Teledyne Industries Inc Teledyne Power Systems Div), FF-W-84A (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5310-00-275-3678?

There are 12 known substitutes for 5310-00-275-3678: 5950-00-113-2346, 5330-00-292-7500, 2825-00-399-6285 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2497?

Key specifications for 2497: Outside Diameter: 0.719 INCHES NOMINAL IN; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Thickness: 0.094 INCHES NOMINAL IN; Material: STEEL OVERALL. 5 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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