PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4054Spacer,sleeve

Dialight Corporation · NSN 5365-01-205-4551 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-205-4551 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-205-4551. Primary manufacturer part number: 4054.
Features
  • Spacer,sleeve — FSC 5365
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 0.2500 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Dialight Corporation
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-205-4551, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-205-4551
Primary Part Number4054
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerDialight Corporation
StatusACTIVE
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter0.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6645-00-225-26994054 INTERCHANGEABLE
Regulator
Wakmann Watch Company Inc
5999-00-468-32414049 INTERCHANGEABLE
Contact,electrical
Dynalec Corporation
6210-00-782-17384054 INTERCHANGEABLE
Lens,light
L3harris Technologies, Inc. Div Space and Airborne Systems
3960-00-883-58484054 INTERCHANGEABLE
Elevator,portable
Grand Specialties Co
5305-00-956-67564054 INTERCHANGEABLE
Thumbscrew
Roller Bearing Co of America, Inc Div Pic Design
6515-01-050-54514004 INTERCHANGEABLE
Catheter and Needle Unit,intrave
Critikon Inc Sub of Johnson and Johnson
7010-01-124-49094054A INTERCHANGEABLE
Computer System,digital
Tektronix, Inc.
5935-01-141-27534054 INTERCHANGEABLE
Adapter,connector
Fluke Electronics Corp
6530-01-221-9067 INTERCHANGEABLE
Wrapper,sterilization
6220-01-225-78304042 INTERCHANGEABLE
Lamp Unit,vehicular
Federal-Mogul Corp Government Sales Dept
Cross-Reference Index
Part NumberManufacturer
4054 Dialight Corporation (USA)
4054 Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
Related Parts
6645-00-225-2699INTERCHANGEABLE
REGULATOR
4054
5999-00-468-3241INTERCHANGEABLE
CONTACT,ELECTRICAL
4049
6210-00-782-1738INTERCHANGEABLE
LENS,LIGHT
4054
3960-00-883-5848INTERCHANGEABLE
ELEVATOR,PORTABLE
4054
5305-00-956-6756INTERCHANGEABLE
THUMBSCREW
4054
6515-01-050-5451INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
4004
7010-01-124-4909INTERCHANGEABLE
COMPUTER SYSTEM,DIGITAL
4054A
5935-01-141-2753INTERCHANGEABLE
ADAPTER,CONNECTOR
4054
6530-01-221-9067INTERCHANGEABLE
WRAPPER,STERILIZATION
6220-01-225-7830INTERCHANGEABLE
LAMP UNIT,VEHICULAR
4042
6530-01-231-7291INTERCHANGEABLE
WRAPPER,STERILIZATION
3130-01-297-8220INTERCHANGEABLE
BEARING UNIT,BALL

Frequently Asked Questions

What is NSN 5365-01-205-4551?

NSN 5365-01-205-4551 is a Spacer,sleeve, manufactured by Dialight Corporation, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-205-4551?

NSN 5365-01-205-4551 has 2 cross-referenced part numbers: 4054 (Dialight Corporation), 4054 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron).

What NSN replaces 5365-01-205-4551?

There are 12 known substitutes for 5365-01-205-4551: 6645-00-225-2699, 5999-00-468-3241, 6210-00-782-1738 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4054?

Key specifications for 4054: Overall Length: 0.3750 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.2500 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com