PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12256Spacer,sleeve

Aerosonic Llc · NSN 5365-01-252-1425 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-252-1425 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-252-1425. Primary manufacturer part number: 12256.
Features
  • Spacer,sleeve — FSC 5365
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • 1 verified cross-reference
  • Primary manufacturer: Aerosonic Llc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-252-1425, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aerosonic Llc. Government technical data includes 1 verified specification, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-252-1425
Primary Part Number12256
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerAerosonic Llc
StatusACTIVE
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5133-00-189-9301 INTERCHANGEABLE
Drill,twist
5133-00-228-1352 INTERCHANGEABLE
Drill,twist
5365-00-392-2176 INTERCHANGEABLE
Bushing,flanged
2930-00-448-0726130-312 INTERCHANGEABLE
Impeller,fan,axial
Cummins Power Generation Inc.
5930-00-552-0161365-6505-1002295C49 INTERCHANGEABLE
Switch,sensitive
Naval Ship Systems Command
1560-00-771-568012256 INTERCHANGEABLE
Door Assembly,upper
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
3455-01-203-745312256 INTERCHANGEABLE
Trepanning Tool,machine
Hougen Manufacturing, Inc
Cross-Reference Index
Part NumberManufacturer
12256 PRIMARY Aerosonic Llc (USA)
Related Parts
5133-00-189-9301INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1352INTERCHANGEABLE
DRILL,TWIST
5365-00-392-2176INTERCHANGEABLE
BUSHING,FLANGED
2930-00-448-0726INTERCHANGEABLE
IMPELLER,FAN,AXIAL
130-312
5930-00-552-0161INTERCHANGEABLE
SWITCH,SENSITIVE
365-6505-1002295C49
1560-00-771-5680INTERCHANGEABLE
DOOR ASSEMBLY,UPPER
12256
3455-01-203-7453INTERCHANGEABLE
TREPANNING TOOL,MACHINE
12256

Frequently Asked Questions

What is NSN 5365-01-252-1425?

NSN 5365-01-252-1425 is a Spacer,sleeve, manufactured by Aerosonic Llc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-252-1425?

NSN 5365-01-252-1425 has 1 cross-referenced part number: 12256 (Aerosonic Llc).

What NSN replaces 5365-01-252-1425?

There are 7 known substitutes for 5365-01-252-1425: 5133-00-189-9301, 5133-00-228-1352, 5365-00-392-2176 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12256?

Key specifications for 12256: Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 1 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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