PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103522Spacer,sleeve

Lockheed Martin Corp · NSN 5365-01-204-0501 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-204-0501 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-204-0501. Primary manufacturer part number: 103522.
Features
  • Spacer,sleeve — FSC 5365
  • Criticality Code Justification: ZZZY
  • Left Internal Flange Hole Diameter: 0.2810 INCHES NOMINAL IN
  • Left Internal Flange Width: 0.0938 INCHES NOMINAL IN
  • Corner Shape: SQUARE ALL CORNERS
  • Material: STEEL COMP 303 OVERALL
  • Material Document and Classification: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Body Inside Diameter: 0.5000 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-204-0501, 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. Government technical data includes 10 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-204-0501
Primary Part Number103522
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Criticality Code JustificationZZZY
Left Internal Flange Hole Diameter0.2810 INCHES NOMINAL IN
Left Internal Flange Width0.0938 INCHES NOMINAL IN
Corner ShapeSQUARE ALL CORNERS
MaterialSTEEL COMP 303 OVERALL
Material Document and ClassificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter0.5000 INCHES NOMINAL IN
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Body Outside Diameter0.7500 INCHES NOMINAL IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6610-00-105-1130103522 INTERCHANGEABLE
Housing,indicator
Astronautics Corporation of America
5998-00-676-6265103522 INTERCHANGEABLE
Printed Wiring Board
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
2940-00-860-9850103522 INTERCHANGEABLE
Filter Element,fluid
Allianz Sweeper Company
5310-00-874-8910A12522 INTERCHANGEABLE
Nut,plain,single Ball Seat,hexag
Cnh Industrial America Llc Dba Cnh America
Cross-Reference Index
Part NumberManufacturer
103522 Lockheed Martin Corp (USA)
Related Parts
6610-00-105-1130INTERCHANGEABLE
HOUSING,INDICATOR
103522
5998-00-676-6265INTERCHANGEABLE
PRINTED WIRING BOARD
103522
2940-00-860-9850INTERCHANGEABLE
FILTER ELEMENT,FLUID
103522
5310-00-874-8910INTERCHANGEABLE
NUT,PLAIN,SINGLE BALL SEAT,HEXAG
A12522

Frequently Asked Questions

What is NSN 5365-01-204-0501?

NSN 5365-01-204-0501 is a Spacer,sleeve, manufactured by Lockheed Martin Corp, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-204-0501?

NSN 5365-01-204-0501 has 1 cross-referenced part number: 103522 (Lockheed Martin Corp).

What NSN replaces 5365-01-204-0501?

There are 4 known substitutes for 5365-01-204-0501: 6610-00-105-1130, 5998-00-676-6265, 2940-00-860-9850 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103522?

Key specifications for 103522: Criticality Code Justification: ZZZY; Left Internal Flange Hole Diameter: 0.2810 INCHES NOMINAL IN; Special Features: END OPPOSITE FLANGE END HAS EXTERIOR SHOULDER 0.125 IN DEEP AND 0.062 IN WIDE IN; Left Internal Flange Width: 0.0938 INCHES NOMINAL IN. 12 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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