PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3340Washer,lock

Telemechanics Inc · NSN 5310-00-209-0901 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-209-0901 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-209-0901. Primary manufacturer part number: 3340.
Features
  • Washer,lock — FSC 5310
  • Material Thickness: 0.030 INCHES NOMINAL IN
  • Hole Diameter: 0.562 INCHES NOMINAL IN
  • Style Designator: FLAT INTERNAL TEETH
  • Outside Diameter: 0.766 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Telemechanics Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-209-0901, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-209-0901
Primary Part Number3340
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Material Thickness0.030 INCHES NOMINAL IN
Hole Diameter0.562 INCHES NOMINAL IN
Style DesignatorFLAT INTERNAL TEETH
Outside Diameter0.766 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3895-00-128-2588 INTERCHANGEABLE
Roller,take-Up Craw
4810-00-146-60112192-6421-3/4 IN INTERCHANGEABLE
Valve,solenoid
Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division
5330-00-189-93443340 INTERCHANGEABLE
Packing,preformed
Arrow Pneumatics Inc
2920-00-384-8957000-334-2056 INTERCHANGEABLE
Rotor,ignition Distributor
Tvh Parts Co.
4440-00-489-84033340 INTERCHANGEABLE
Humidity Alarm
Altec Air, Llc Dba Altec Llc
3030-00-528-4522M300154 INTERCHANGEABLE
Belt,v
Mgr Equipment Corp
3110-00-623-44673340 INTERCHANGEABLE
Bearing,special Pur
General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems
2530-00-706-95771790857 INTERCHANGEABLE
Cylinder,hydraulic Brake,wheel
Chrysler Realty Company Llc Dba Daimler Chrysler
6930-01-144-99423340 INTERCHANGEABLE
Bezel Assembly
Kearflex Engineering Company
7490-01-221-32493340 INTERCHANGEABLE
Inserting Machine,mail
Pitney Bowes Inc.
Cross-Reference Index
Part NumberManufacturer
334 Lucent Technologies Inc Corporate Headquarters (USA)
3340 American Telephone and Telegraph Co (USA)
334 American Telephone and Telegraph Co (USA)
3340 PRIMARY Telemechanics Inc (USA)
Related Parts
3895-00-128-2588INTERCHANGEABLE
ROLLER,TAKE-UP CRAW
4810-00-146-6011INTERCHANGEABLE
VALVE,SOLENOID
2192-6421-3/4 IN
5330-00-189-9344INTERCHANGEABLE
PACKING,PREFORMED
3340
2920-00-384-8957INTERCHANGEABLE
ROTOR,IGNITION DISTRIBUTOR
000-334-2056
4440-00-489-8403INTERCHANGEABLE
HUMIDITY ALARM
3340
3030-00-528-4522INTERCHANGEABLE
BELT,V
M300154
3110-00-623-4467INTERCHANGEABLE
BEARING,SPECIAL PUR
3340
2530-00-706-9577INTERCHANGEABLE
CYLINDER,HYDRAULIC BRAKE,WHEEL
1790857
6930-01-144-9942INTERCHANGEABLE
BEZEL ASSEMBLY
3340
7490-01-221-3249INTERCHANGEABLE
INSERTING MACHINE,MAIL
3340
2040-01-432-6419INTERCHANGEABLE
FLAME ARRESTER,VENTILATION-EXHAU
3-340 1-1/2IN
4320-01-579-7961INTERCHANGEABLE
RAM,HYDRAULIC
3340

Frequently Asked Questions

What is NSN 5310-00-209-0901?

NSN 5310-00-209-0901 is a Washer,lock, manufactured by Telemechanics Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-209-0901?

NSN 5310-00-209-0901 has 4 cross-referenced part numbers: 334 (Lucent Technologies Inc Corporate Headquarters), 3340 (American Telephone and Telegraph Co), 334 (American Telephone and Telegraph Co), 3340 (Telemechanics Inc).

What NSN replaces 5310-00-209-0901?

There are 12 known substitutes for 5310-00-209-0901: 3895-00-128-2588, 4810-00-146-6011, 5330-00-189-9344 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3340?

Key specifications for 3340: Material Thickness: 0.030 INCHES NOMINAL IN; Hole Diameter: 0.562 INCHES NOMINAL IN; Style Designator: FLAT INTERNAL TEETH; Outside Diameter: 0.766 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-209-0901 still in active supply?

NSN 5310-00-209-0901 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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