PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

58421Spacer,sleeve

Hdt Expeditionary Systems Inc · NSN 5365-00-580-1914 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-580-1914 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-580-1914. Primary manufacturer part number: 58421.
Features
  • Spacer,sleeve — FSC 5365
  • Corner Shape: SQUARE ALL CORNERS
  • Material: STEEL OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
  • 1 verified cross-reference
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Applications requiring Steel Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-00-580-1914, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 5 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
NSN5365-00-580-1914
Primary Part Number58421
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
MaterialSTEEL OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM IN
Body Outside Diameter0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-599-590958421 INTERCHANGEABLE
Washer,flat
Hamilton Sundstrand Corporation Dba Collins Aerospace
4720-00-922-5134100R1 TYAT-10 INTERCHANGEABLE
Hose,nonmetallic
Sae International Dba Sae International
6695-01-210-4056 INTERCHANGEABLE
Transducer,motional Pickup
2520-01-211-3237217793 INTERCHANGEABLE
Differential,air Control Power
Dana Commercial Vehicle Products, Llc
Cross-Reference Index
Part NumberManufacturer
58421 PRIMARY Hdt Expeditionary Systems Inc (USA)
Related Parts
5310-00-599-5909INTERCHANGEABLE
WASHER,FLAT
58421
4720-00-922-5134INTERCHANGEABLE
HOSE,NONMETALLIC
100R1 TYAT-10
6695-01-210-4056INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
2520-01-211-3237INTERCHANGEABLE
DIFFERENTIAL,AIR CONTROL POWER
217793

Frequently Asked Questions

What is NSN 5365-00-580-1914?

NSN 5365-00-580-1914 is a Spacer,sleeve, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-580-1914?

NSN 5365-00-580-1914 has 1 cross-referenced part number: 58421 (Hdt Expeditionary Systems Inc).

What NSN replaces 5365-00-580-1914?

There are 4 known substitutes for 5365-00-580-1914: 5310-00-599-5909, 4720-00-922-5134, 6695-01-210-4056 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 58421?

Key specifications for 58421: Corner Shape: SQUARE ALL CORNERS; Material: STEEL OVERALL; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 0.2800 INCHES MINIMUM AND 0.3000 INCHES MAXIMUM IN. 6 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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