PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

12412603Spacer,sleeve

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5365-01-371-3793 · FSC 5365 · Bushings, Rings, Shims, and Spacers
Government record, cited
NSN 5365-01-371-3793 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-371-3793. Primary manufacturer part number: 12412603.
Features
  • Spacer,sleeve — FSC 5365
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 0.7500 INCHES NOMINAL IN
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material Document and Classification: ASTM A513 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Body Inside Diameter: 0.3750 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • 3 commercial cross-references
Identification
  • NSN: 5365-01-371-3793
  • NIIN: 013713793
  • FSC: 5365 — Bushings, Rings, Shims, and Spacers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 12412603
  • Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-371-3793, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 6 specifications, cited from the U.S. Government catalog. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-371-3793
Primary Part Number12412603
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 Diameter0.7500 INCHES NOMINAL IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and ClassificationASTM A513 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter0.3750 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HazardNot stated in government record
Cross-Reference Index
Part NumberManufacturer
12412603 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
12412603 Landoll Company, Llc (USA)
12412603 Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA)
Other items in FSC 5365 — Bushings, Rings, Shims, and Spacers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5365-00-001-1292
PLUG,MACHINE THREAD
5365-00-001-1841
RING,TORQUE,TUBE,INBOARD,RUDDER

Frequently Asked Questions

What is NSN 5365-01-371-3793?

NSN 5365-01-371-3793 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 are the part numbers for NSN 5365-01-371-3793?

NSN 5365-01-371-3793 has 3 cross-referenced part numbers: 12412603 (U S Army Tank Automotive Command Amsta-Im-Mm), 12412603 (Landoll Company, Llc), 12412603 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc).

What are the specifications of 12412603?

Key specifications for 12412603: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.7500 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: ASTM A513 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5365-01-371-3793 hazardous material?

Hazard status is not stated in the government record for NSN 5365-01-371-3793 — no DOT hazard class, UN number, or hazard classification field is present in the cited data. This page does not assert an item is or is not hazardous.

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