PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4855Spacer,sleeve

Keystone Electronics Corp · NSN 5365-01-444-8983 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-444-8983 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-444-8983. Primary manufacturer part number: 4855.
Features
  • Spacer,sleeve — FSC 5365
  • Corner Shape: SQUARE CENTER FLANGE OUTSIDE RIGHT CORNER
  • Flange Outside Diameter: 0.2780 INCHES MINIMUM AND 0.2840 INCHES MAXIMUM IN
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Style Designator: SOLID, EXTERNAL FLANGE
  • Corner Shape: CHAMFERED OUTSIDE LEFT CORNER
  • Material: STEEL CORROSION RESISTING OVERALL
  • Left End Body Diameter: 0.2310 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-444-8983, 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 13 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-444-8983
Primary Part Number4855
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerKeystone Electronics Corp
StatusACTIVE
Corner ShapeSQUARE CENTER FLANGE OUTSIDE RIGHT CORNER
Flange Outside Diameter0.2780 INCHES MINIMUM AND 0.2840 INCHES MAXIMUM IN
Corner ShapeSQUARE INSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE
Corner ShapeCHAMFERED OUTSIDE LEFT CORNER
MaterialSTEEL CORROSION RESISTING OVERALL
Left End Body Diameter0.2310 INCHES NOMINAL IN
Corner ShapeSQUARE CENTER FLANGE LEFT BODY CORNER
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeSQUARE CENTER FLANGE RIGHT BODY CORNER
Corner ShapeSQUARE CENTER FLANGE OUTSIDE LEFT CORNER
Body Inside Diameter0.1440 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2995-00-013-3701 INTERCHANGEABLE
Spool,flow Regulator
1650-00-166-5421485-5 INTERCHANGEABLE
Blade,vacuum Pump,w
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
2805-00-499-82743723AA INTERCHANGEABLE
Ring Set,piston
Cnh Industrial America Llc Dba Cnh America
5950-00-681-9446211-11 INTERCHANGEABLE
Coil,radio Frequency
Wilco Corp
5935-00-945-57494855 INTERCHANGEABLE
Adaptor Jack Uhf
Andrew Llc
4820-01-046-38763000D-102 INTERCHANGEABLE
Disk,valve
Kepner Products Co Div Kepner Products Company
6220-01-085-0841694627 INTERCHANGEABLE
Lamp Assy
General Motors Llc Dba General Motors Llc
5962-01-165-5433 INTERCHANGEABLE
Microcircuit,linear
5330-01-249-96094855 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Auto Vehicle Parts Co Dba Au-Ve-Co
4210-01-258-66624855 INTERCHANGEABLE
Detector,heat
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
4855 PRIMARY Keystone Electronics Corp (USA)
Related Parts
2995-00-013-3701INTERCHANGEABLE
SPOOL,FLOW REGULATOR
1650-00-166-5421INTERCHANGEABLE
BLADE,VACUUM PUMP,W
485-5
2805-00-499-8274INTERCHANGEABLE
RING SET,PISTON
3723AA
5950-00-681-9446INTERCHANGEABLE
COIL,RADIO FREQUENCY
211-11
5935-00-945-5749INTERCHANGEABLE
ADAPTOR JACK UHF
4855
4820-01-046-3876INTERCHANGEABLE
DISK,VALVE
3000D-102
6220-01-085-0841INTERCHANGEABLE
LAMP ASSY
694627
5962-01-165-5433INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5330-01-249-9609INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
4855
4210-01-258-6662INTERCHANGEABLE
DETECTOR,HEAT
4855
4510-01-313-0680INTERCHANGEABLE
SEAL RING,CLOSET BOWL FLANGE
4855-3 IN

Frequently Asked Questions

What is NSN 5365-01-444-8983?

NSN 5365-01-444-8983 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 5365-01-444-8983?

NSN 5365-01-444-8983 has 1 cross-referenced part number: 4855 (Keystone Electronics Corp).

What NSN replaces 5365-01-444-8983?

There are 11 known substitutes for 5365-01-444-8983: 2995-00-013-3701, 1650-00-166-5421, 2805-00-499-8274 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4855?

Key specifications for 4855: Corner Shape: SQUARE CENTER FLANGE OUTSIDE RIGHT CORNER; Flange Outside Diameter: 0.2780 INCHES MINIMUM AND 0.2840 INCHES MAXIMUM IN; Corner Shape: SQUARE INSIDE RIGHT CORNER; Style Designator: SOLID, EXTERNAL FLANGE. 16 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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