PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3471Spacer,sleeve

Keystone Electronics Corp · NSN 5365-01-217-1877 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-217-1877 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-217-1877. Primary manufacturer part number: 3471.
Features
  • Spacer,sleeve — FSC 5365
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Corner Shape: SQUARE ALL CORNERS
  • Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Body Inside Diameter: 0.1710 INCHES NOMINAL IN
  • Surface Treatment: CHROMATE OVERALL
  • Material: ALUMINUM OVERALL
  • Body Outside Diameter: 0.2500 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-217-1877, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Keystone Electronics Corp. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-217-1877
Primary Part Number3471
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerKeystone Electronics Corp
StatusACTIVE
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Corner ShapeSQUARE ALL CORNERS
Surface Treatment Document and ClassificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Body Inside Diameter0.1710 INCHES NOMINAL IN
Surface TreatmentCHROMATE OVERALL
MaterialALUMINUM OVERALL
Body Outside Diameter0.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
9390-00-555-8866 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
3020-00-829-85153471 INTERCHANGEABLE
Gear
L3harris Technologies, Inc. Div Space and Airborne Systems
5950-00-910-92456140026-7 INTERCHANGEABLE
Transformer,radio Frequency
Viking Technologies, Ltd.
6220-01-042-977257-00883-202 INTERCHANGEABLE
Panel,indicating,light Transmitt
Raytheon Company
4920-01-046-7359A3471 INTERCHANGEABLE
Chart,balance
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
4820-01-182-6909347-01 INTERCHANGEABLE
Cap,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4210-01-290-02163471 INTERCHANGEABLE
Monitor,nozzle Deck
Akron Brass Company
4730-01-480-57983471 INTERCHANGEABLE
Adapter Bushing
Independent Rough Terrain Center Llc
Cross-Reference Index
Part NumberManufacturer
3471 PRIMARY Keystone Electronics Corp (USA)
5044404-1 Us Army Combat Surveillance and Target Acquisition Laboratory (USA)
1124-8-A-6 Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc (USA)
Related Parts
9390-00-555-8866INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
3020-00-829-8515INTERCHANGEABLE
GEAR
3471
5950-00-910-9245INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
6140026-7
6220-01-042-9772INTERCHANGEABLE
PANEL,INDICATING,LIGHT TRANSMITT
57-00883-202
4920-01-046-7359INTERCHANGEABLE
CHART,BALANCE
A3471
4820-01-182-6909INTERCHANGEABLE
CAP,VALVE
347-01
4210-01-290-0216INTERCHANGEABLE
MONITOR,NOZZLE DECK
3471
4730-01-480-5798INTERCHANGEABLE
ADAPTER BUSHING
3471

Frequently Asked Questions

What is NSN 5365-01-217-1877?

NSN 5365-01-217-1877 is a Spacer,sleeve, manufactured by Keystone Electronics Corp, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-217-1877?

NSN 5365-01-217-1877 has 3 cross-referenced part numbers: 3471 (Keystone Electronics Corp), 5044404-1 (Us Army Combat Surveillance and Target Acquisition Laboratory), 1124-8-A-6 (Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc).

What NSN replaces 5365-01-217-1877?

There are 8 known substitutes for 5365-01-217-1877: 9390-00-555-8866, 3020-00-829-8515, 5950-00-910-9245 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3471?

Key specifications for 3471: Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Corner Shape: SQUARE ALL CORNERS; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Body Inside Diameter: 0.1710 INCHES NOMINAL IN. 8 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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