PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

102-104Washer,lock

Wilo Usa Llc · NSN 5310-00-958-7501 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-958-7501 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-958-7501. Primary manufacturer part number: 102-104.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Surface Treatment: CADMIUM OVERALL
  • Hole Diameter: 0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
  • Material Thickness: 0.115 INCHES NOMINAL IN
  • Outside Diameter: 0.675 INCHES NOMINAL IN
  • 2 verified cross-references
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 5310-00-958-7501, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Wilo Usa Llc. Government technical data includes 6 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-958-7501
Primary Part Number102-104
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerWilo Usa Llc
StatusACTIVE
MaterialSTEEL OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Surface TreatmentCADMIUM OVERALL
Hole Diameter0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
Material Thickness0.115 INCHES NOMINAL IN
Outside Diameter0.675 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5905-00-110-0388 INTERCHANGEABLE
Resistor,fixed,composition
5815-00-127-6399102104 INTERCHANGEABLE
Lever
Lucent Technologies Inc Corporate Headquarters
5365-00-475-5745102104 INTERCHANGEABLE
Spacer,plate
Air Logistics Corporation Dba Air Logistics Corp
5998-00-527-8256102104 INTERCHANGEABLE
Circuit Card Assembly
Aimtron Systems, Llc
2040-01-137-203263A104773P2 INTERCHANGEABLE
Lever Assembly,control
Lockheed Martin Corporation Div Rotary and Mission Systems
3120-01-162-97932917672-001 INTERCHANGEABLE
Bushing,sleeve
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
102-104 Wilo Usa Llc (USA)
3-8INHVYLKWASH Atlas Screw and Specialty Co (USA)
Related Parts
5905-00-110-0388INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5815-00-127-6399INTERCHANGEABLE
LEVER
102104
5365-00-475-5745INTERCHANGEABLE
SPACER,PLATE
102104
5998-00-527-8256INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
102104
2040-01-137-2032INTERCHANGEABLE
LEVER ASSEMBLY,CONTROL
63A104773P2
3120-01-162-9793INTERCHANGEABLE
BUSHING,SLEEVE
2917672-001

Frequently Asked Questions

What is NSN 5310-00-958-7501?

NSN 5310-00-958-7501 is a Washer,lock, manufactured by Wilo Usa Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-958-7501?

NSN 5310-00-958-7501 has 2 cross-referenced part numbers: 102-104 (Wilo Usa Llc), 3-8INHVYLKWASH (Atlas Screw and Specialty Co).

What NSN replaces 5310-00-958-7501?

There are 6 known substitutes for 5310-00-958-7501: 5905-00-110-0388, 5815-00-127-6399, 5365-00-475-5745 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 102-104?

Key specifications for 102-104: Material: STEEL OVERALL; Style Designator: SPLIT HELICAL-RIGHT HAND; Surface Treatment: CADMIUM OVERALL; Hole Diameter: 0.382 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN. 6 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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