PartsTable TECHNICAL DATA SHEET
NSN 5365-01-044-8380Government record, cited

Spacer, Sleeve5365-01-044-8380

NSN 5365-01-044-8380 · NIIN 010448380 · Part number 12255479
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 5365 — Bushings, Rings, Shims, and Spacers · FSG 53 — Hardware and Abrasives · CAGE 19207
Government record, cited
NSN 5365-01-044-8380 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-044-8380. Manufacturer of record part number: 12255479.
Also searched as  5365-01-044-8380 · 5365010448380 · NIIN 010448380 · 01-044-8380 · FSC 5365 Bushings, Rings, Shims, and Spacers · CAGE 19207 · 12255479
Nearby stock numbers  ·
Features
  • Spacer,sleeve — FSC 5365
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 0.4380 INCHES NOMINAL IN
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 0.3730 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING OVERALL
  • 1 manufacturer part number on file
  • Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm
Identification
  • NSN: 5365-01-044-8380
  • NIIN: 010448380
  • FSC: 5365 — Bushings, Rings, Shims, and Spacers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 12255479
  • Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-044-8380, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-044-8380
Primary Part Number12255479
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — Bushings, Rings, Shims, and Spacers
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter0.4380 INCHES NOMINAL IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter0.3730 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
12255479 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
No interchangeability data on file.
Other items in FSC 5365 — Bushings, Rings, Shims, and Spacers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5365-00-000-6078
5365-00-000-6078 · Item name not on file
5365-00-000-7436
5365-00-000-7436 · Item name not on file
5365-00-001-1292
PLUG,MACHINE THREAD
5365-00-001-1365
5365-00-001-1365 · Item name not on file
5365-00-001-1841
RING,TORQUE,TUBE,INBOARD,RUDDER
5365-00-001-1915
5365-00-001-1915 · Item name not on file
5365-00-001-1916
5365-00-001-1916 · Item name not on file
5365-00-001-1940
5365-00-001-1940 · Item name not on file

Frequently Asked Questions

What is NSN 5365-01-044-8380?

NSN 5365-01-044-8380 is a Spacer,sleeve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.

What part numbers are listed for NSN 5365-01-044-8380?

NSN 5365-01-044-8380 has 1 manufacturer part number on file: 12255479 (U S Army Tank Automotive Command Amsta-Im-Mm).

What are the specifications of 12255479?

Key specifications for 12255479: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.4380 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 0.2100 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5365-01-044-8380 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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