PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB501106-3Washer,lock

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-261-7718 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-261-7718 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-261-7718. Primary manufacturer part number: SMB501106-3.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
  • Surface Treatment: PASSIVATE OVERALL
  • Style Designator: FLAT INTERNAL TEETH
  • Outside Diameter: 0.500 INCHES NOMINAL IN
  • Material Thickness: 0.022 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING OVERALL
  • 17 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-261-7718, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-261-7718
Primary Part NumberSMB501106-3
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Hole Diameter0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE OVERALL
Style DesignatorFLAT INTERNAL TEETH
Outside Diameter0.500 INCHES NOMINAL IN
Material Thickness0.022 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5330-00-019-05801162VC INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
2530-00-391-3968FD14494 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
1620-00-859-2685 INTERCHANGEABLE
Retainer,grease
5310-01-010-43971728-02 INTERCHANGEABLE
Washer,lock
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
5305-01-083-8605 INTERCHANGEABLE
Screw
Cross-Reference Index
Part NumberManufacturer
1728-02-00 Itw Shakeproof Automotive Products (USA)
8836486 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA)
236-1040P2 Zf Industrieantriebe Witten Gmbh (DEU)
8825429-10 Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories (USA)
SMB501106-3 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
1728-2 Itw Shakeproof Automotive Products (USA)
8516067 Us Army Aviation and Missile Command (USA)
8825429-10 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
K881557-13 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
71-81949-35 Browning Victor R and Co Inc (USA)
1728-02 Zf Industrieantriebe Witten Gmbh (DEU)
9072408 PRIMARY Us Army Aviation and Missile Command (USA)
K881557-13 Rca Corp Distributor and Special Products Div
04P215722 Herley Chicago Dba Stewart Warner Electronics (USA)
236-1040P29 PRIMARY Raytheon Company Div Corp (USA)
1728-02-00-0541 Warren Boat Yard Inc (USA)
1728-02-00-4102 Itw Shakeproof Automotive Products (USA)
Related Parts
5330-00-019-0580INTERCHANGEABLE
GASKET
1162VC
2530-00-391-3968INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FD14494
1620-00-859-2685INTERCHANGEABLE
RETAINER,GREASE
5310-01-010-4397INTERCHANGEABLE
WASHER,LOCK
1728-02
5305-01-083-8605INTERCHANGEABLE
SCREW

Frequently Asked Questions

What is NSN 5310-00-261-7718?

NSN 5310-00-261-7718 is a Washer,lock, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-261-7718?

NSN 5310-00-261-7718 has 17 cross-referenced part numbers: 1728-02-00 (Itw Shakeproof Automotive Products), 8836486 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament), 236-1040P2 (Zf Industrieantriebe Witten Gmbh), 8825429-10 (Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories), SMB501106-3 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir) and 12 more.

What NSN replaces 5310-00-261-7718?

There are 5 known substitutes for 5310-00-261-7718: 5330-00-019-0580, 2530-00-391-3968, 1620-00-859-2685 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB501106-3?

Key specifications for SMB501106-3: Hole Diameter: 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE OVERALL; Style Designator: FLAT INTERNAL TEETH; Outside Diameter: 0.500 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-261-7718 still in active supply?

NSN 5310-00-261-7718 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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