PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51503Cap,protective,dust and Moisture

Leupold & Stevens Inc · NSN 5340-01-502-6888 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-502-6888 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-502-6888. Primary manufacturer part number: 51503.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • 1 verified cross-reference
  • Primary manufacturer: Leupold & Stevens Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-502-6888, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Leupold & Stevens Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameCap,protective,dust and Moisture
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersLeupold & Stevens Inc (CAGE 35848)
Technical Specifications
ParameterValue
NSN5340-01-502-6888
Primary Part Number51503
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerLeupold & Stevens Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 6
3110-00-144-8603 INTERCHANGEABLE
Bearing,ball,annular
2940-00-374-772451503 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
1650-00-923-105751503 INTERCHANGEABLE
Cap,valve
Hydro-Aire Aerospace Corp
4710-01-151-9021 INTERCHANGEABLE
Tube Assembly,metal
2530-01-297-012451503 INTERCHANGEABLE
Boot,vehicular Components
Husco International Inc
5999-01-506-741151503 INTERCHANGEABLE
Contact,electrical
Champion Aerospace Llc
Cross-Reference Index
Part NumberManufacturer
51503 PRIMARY Leupold & Stevens Inc (USA)
Related Parts
3110-00-144-8603INTERCHANGEABLE
BEARING,BALL,ANNULAR
2940-00-374-7724INTERCHANGEABLE
FILTER ELEMENT,FLUID
51503
1650-00-923-1057INTERCHANGEABLE
CAP,VALVE
51503
4710-01-151-9021INTERCHANGEABLE
TUBE ASSEMBLY,METAL
2530-01-297-0124INTERCHANGEABLE
BOOT,VEHICULAR COMPONENTS
51503
5999-01-506-7411INTERCHANGEABLE
CONTACT,ELECTRICAL
51503

Frequently Asked Questions

What is NSN 5340-01-502-6888?

NSN 5340-01-502-6888 is a Cap,protective,dust and Moisture, manufactured by Leupold & Stevens Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-502-6888?

NSN 5340-01-502-6888 has 1 cross-referenced part number: 51503 (Leupold & Stevens Inc).

What NSN replaces 5340-01-502-6888?

There are 6 known substitutes for 5340-01-502-6888: 3110-00-144-8603, 2940-00-374-7724, 1650-00-923-1057 and 3 more. Verify interchangeability with system specifications before substitution.

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