PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MB-5Washer,lock

Metric and Multistandard Components Corp · NSN 5310-01-071-0086 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-071-0086 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-071-0086. Primary manufacturer part number: MB-5.
Features
  • Washer,lock — FSC 5310
  • Material Thickness: 1.25 MILLIMETERS NOMINAL1.25 MILLIMETERS NOMINAL MM
  • Style Designator: FLAT EXTERNAL TEETH
  • Hole Diameter: 25.0 MILLIMETERS NOMINAL25.0 MILLIMETERS NOMINAL MM
  • Material: STEEL OVERALL
  • Outside Diameter: 42.0 MILLIMETERS NOMINAL42.0 MILLIMETERS NOMINAL MM
  • 1 verified cross-reference
  • Primary manufacturer: Metric and Multistandard Components Corp
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 5310-01-071-0086, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Metric and Multistandard Components Corp. Government technical data includes 5 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-071-0086
Primary Part NumberMB-5
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerMetric and Multistandard Components Corp
StatusACTIVE
Material Thickness1.25 MILLIMETERS NOMINAL1.25 MILLIMETERS NOMINAL MM
Style DesignatorFLAT EXTERNAL TEETH
Hole Diameter25.0 MILLIMETERS NOMINAL25.0 MILLIMETERS NOMINAL MM
MaterialSTEEL OVERALL
Outside Diameter42.0 MILLIMETERS NOMINAL42.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4930-00-391-4431 INTERCHANGEABLE
Connection,hose
3439-00-434-4201MB5 INTERCHANGEABLE
Baffle
Air-Vac Engineering Company Inc
6615-00-463-1852 INTERCHANGEABLE
Bench Set,test
6115-00-504-1401 INTERCHANGEABLE
Generator Set,diesel Engine,trai
1670-00-801-3575R3031C1 INTERCHANGEABLE
Deployment Bag,parachute
Pioneer Aerospace Corp
5310-01-084-9062MB-5 INTERCHANGEABLE
Washer,key
Skf Usa Inc.
4330-01-235-1511MB5 INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division
Cross-Reference Index
Part NumberManufacturer
MB-5 PRIMARY Metric and Multistandard Components Corp (USA)
Related Parts
4930-00-391-4431INTERCHANGEABLE
CONNECTION,HOSE
3439-00-434-4201INTERCHANGEABLE
BAFFLE
MB5
6615-00-463-1852INTERCHANGEABLE
BENCH SET,TEST
6115-00-504-1401INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE,TRAI
1670-00-801-3575INTERCHANGEABLE
DEPLOYMENT BAG,PARACHUTE
R3031C1
5310-01-084-9062INTERCHANGEABLE
WASHER,KEY
MB-5
4330-01-235-1511INTERCHANGEABLE
FILTER ELEMENT,FLUID
MB5

Frequently Asked Questions

What is NSN 5310-01-071-0086?

NSN 5310-01-071-0086 is a Washer,lock, manufactured by Metric and Multistandard Components Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-071-0086?

NSN 5310-01-071-0086 has 1 cross-referenced part number: MB-5 (Metric and Multistandard Components Corp).

What NSN replaces 5310-01-071-0086?

There are 7 known substitutes for 5310-01-071-0086: 4930-00-391-4431, 3439-00-434-4201, 6615-00-463-1852 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MB-5?

Key specifications for MB-5: Material Thickness: 1.25 MILLIMETERS NOMINAL1.25 MILLIMETERS NOMINAL MM; Style Designator: FLAT EXTERNAL TEETH; Hole Diameter: 25.0 MILLIMETERS NOMINAL25.0 MILLIMETERS NOMINAL MM; 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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