PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

245240Spacer,sleeve

Lockheed Martin Corp Electronics and Missiles Div · NSN 5365-01-275-1211 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-275-1211 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-275-1211. Primary manufacturer part number: 245240.
Features
  • Spacer,sleeve — FSC 5365
  • Body Outside Diameter: 0.5000 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 6061 OVERALL
  • Body Inside Diameter: 0.2180 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corp Electronics and Missiles Div
Applications
  • Applications requiring Aluminum Alloy 6061 Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-275-1211, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp Electronics and Missiles Div. Government technical data includes 3 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-275-1211
Primary Part Number245240
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerLockheed Martin Corp Electronics and Missiles Div
StatusACTIVE
Body Outside Diameter0.5000 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 6061 OVERALL
Body Inside Diameter0.2180 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6240-00-159-0520245240 INTERCHANGEABLE
Clamp
Lockheed Martin Corporation Div Rms - Mitchel Field
5310-00-934-9761MS35649-264 INTERCHANGEABLE
Nut,plain,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
245240 PRIMARY Lockheed Martin Corp Electronics and Missiles Div (USA)
Related Parts
6240-00-159-0520INTERCHANGEABLE
CLAMP
245240
5310-00-934-9761INTERCHANGEABLE
NUT,PLAIN,HEXAGON
MS35649-264

Frequently Asked Questions

What is NSN 5365-01-275-1211?

NSN 5365-01-275-1211 is a Spacer,sleeve, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-275-1211?

NSN 5365-01-275-1211 has 1 cross-referenced part number: 245240 (Lockheed Martin Corp Electronics and Missiles Div).

What NSN replaces 5365-01-275-1211?

There are 2 known substitutes for 5365-01-275-1211: 6240-00-159-0520, 5310-00-934-9761. Verify interchangeability with system specifications before substitution.

What are the specifications of 245240?

Key specifications for 245240: Body Outside Diameter: 0.5000 INCHES NOMINAL IN; Material: ALUMINUM ALLOY 6061 OVERALL; Body Inside Diameter: 0.2180 INCHES NOMINAL IN; Overall Length: 0.6880 INCHES NOMINAL IN. 4 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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