PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21258Bushing,sleeve

Whirlpool Corp Dba Whirlpool Corp · NSN 3120-00-135-1008 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-135-1008 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-135-1008. Primary manufacturer part number: 21258.
Features
  • Bushing,sleeve — FSC 3120
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Material: PLASTIC POLYPROPYLENE OVERALL
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
Applications
  • Applications requiring Plastic Polypropylene Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-135-1008, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Whirlpool Corp Dba Whirlpool Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-135-1008
Primary Part Number21258
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerWhirlpool Corp Dba Whirlpool Corp
StatusACTIVE
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
MaterialPLASTIC POLYPROPYLENE OVERALL
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Flange Width0.0630 INCHES NOMINAL IN
Body Outside Diameter0.3120 INCHES NOMINAL IN
Body Inside Diameter0.2040 INCHES NOMINAL IN
Flange Outside Diameter0.3750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2940-00-497-633351258 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
6105-01-364-6175 INTERCHANGEABLE
Motor,direct Current
Cross-Reference Index
Part NumberManufacturer
21258 PRIMARY Whirlpool Corp Dba Whirlpool Corp (USA)
21258 Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA)
Related Parts
2940-00-497-6333INTERCHANGEABLE
FILTER ELEMENT,FLUID
51258
6105-01-364-6175INTERCHANGEABLE
MOTOR,DIRECT CURRENT

Frequently Asked Questions

What is NSN 3120-00-135-1008?

NSN 3120-00-135-1008 is a Bushing,sleeve, manufactured by Whirlpool Corp Dba Whirlpool Corp, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-135-1008?

NSN 3120-00-135-1008 has 2 cross-referenced part numbers: 21258 (Whirlpool Corp Dba Whirlpool Corp), 21258 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial).

What NSN replaces 3120-00-135-1008?

There are 2 known substitutes for 3120-00-135-1008: 2940-00-497-6333, 6105-01-364-6175. Verify interchangeability with system specifications before substitution.

What are the specifications of 21258?

Key specifications for 21258: Special Features: FLANGE WIDTH TAPERED FROM 0.2350 IN. TO 0.0630 IN. IN; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE RIGHT CORNER; Material: PLASTIC POLYPROPYLENE OVERALL. 14 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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