PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8540Spacer,sleeve

Dialight Corporation · NSN 5365-00-133-3662 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-133-3662 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-133-3662. Primary manufacturer part number: 8540.
Features
  • Spacer,sleeve — FSC 5365
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Surface Treatment: CHROMATE OVERALL
  • Material: ALUMINUM ALLOY 6061 OVERALL
  • Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Body Inside Diameter: 0.1900 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.3100 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM IN
Applications
  • Applications requiring Aluminum Alloy 6061 Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-00-133-3662, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5365-00-133-3662
Primary Part Number8540
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerDialight Corporation
StatusCANCELLED
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Surface TreatmentCHROMATE OVERALL
MaterialALUMINUM ALLOY 6061 OVERALL
Surface Treatment Document and ClassificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Corner ShapeSQUARE ALL CORNERS
Body Inside Diameter0.1900 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM IN
Body Outside Diameter0.3100 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4940-00-006-09658-540 INTERCHANGEABLE
Maintenance Platform
C&h Distributors, Llc
5950-00-229-9797 INTERCHANGEABLE
Transformer,radio Frequency
5310-00-262-03597612520 INTERCHANGEABLE
Washer,lock
Us Army Aviation and Missile Command
5310-00-264-1151200074PC5 INTERCHANGEABLE
Washer,lock
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6680-00-592-55928540-00 INTERCHANGEABLE
Indicator,oxygen Flow
Avox Systems Inc Dba Avox Systems Inc
4820-00-617-650681-540 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Matheson Co Div of G D Searle Medical Products
3030-01-047-02968540 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
4820-01-185-2291E8540D51M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-192-4346E8540AF51M INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
4820-01-230-11988540 PIECE 4 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
05146-000-0569 Harsco Corp Bmy-Combat Systems Div (USA)
8540 Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
9284-A-194-1B New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
3061784P1 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
05146-000-0569 Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA)
8540 PRIMARY Dialight Corporation (USA)
5146-000-0569 Harsco Corp Bmy-Combat Systems Div (USA)
9284A194&17 New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
8540 Arjay Electronics Corp (USA)
887B051945 Northrop Grumman Systems Corporation (USA)
05146-000-0569 Asrc Federal Facilities Logistics, Llc (USA)
Related Parts
4940-00-006-0965INTERCHANGEABLE
MAINTENANCE PLATFORM
8-540
5950-00-229-9797INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5310-00-262-0359INTERCHANGEABLE
WASHER,LOCK
7612520
5310-00-264-1151INTERCHANGEABLE
WASHER,LOCK
200074PC5
6680-00-592-5592INTERCHANGEABLE
INDICATOR,OXYGEN FLOW
8540-00
4820-00-617-6506INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
81-540
3030-01-047-0296INTERCHANGEABLE
BELT,V
8540
4820-01-185-2291INTERCHANGEABLE
VALVE,SAFETY RELIEF
E8540D51M
4820-01-192-4346INTERCHANGEABLE
VALVE,SAFETY RELIEF
E8540AF51M
4820-01-230-1198INTERCHANGEABLE
STEM,FLUID VALVE
8540 PIECE 4
5305-01-263-8487INTERCHANGEABLE
SCREW,MACHINE
8540
6130-01-369-0070INTERCHANGEABLE
POWER SUPPLY
8540

Frequently Asked Questions

What is NSN 5365-00-133-3662?

NSN 5365-00-133-3662 is a Spacer,sleeve, manufactured by Dialight Corporation, classified under FSC 5365 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5365-00-133-3662?

NSN 5365-00-133-3662 has 11 cross-referenced part numbers: 05146-000-0569 (Harsco Corp Bmy-Combat Systems Div), 8540 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), 9284-A-194-1B (New Haven Mfg Corp Amatom Electronic Hardware Div), 3061784P1 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), 05146-000-0569 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware) and 6 more.

What NSN replaces 5365-00-133-3662?

There are 12 known substitutes for 5365-00-133-3662: 4940-00-006-0965, 5950-00-229-9797, 5310-00-262-0359 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8540?

Key specifications for 8540: Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Surface Treatment: CHROMATE OVERALL; Material: ALUMINUM ALLOY 6061 OVERALL; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5365-00-133-3662 still in active supply?

NSN 5365-00-133-3662 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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