PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29257Bushing,sleeve

Mid-America Aerotech, Llc · NSN 3120-00-126-6052 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-126-6052 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-126-6052. Primary manufacturer part number: 29257.
Features
  • Bushing,sleeve — FSC 3120
  • Body Inside Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
  • Hardness Rating: 42.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL
  • Surface Finish: 63.0 MICROINCHES OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Material: STEEL COMP 630 OVERALL
  • Surface Finish: 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Applications
  • Applications requiring Steel Comp 630 Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-126-6052, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, 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
NSN3120-00-126-6052
Primary Part Number29257
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMid-America Aerotech, Llc
StatusACTIVE
Body Inside Diameter0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
Hardness Rating42.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL
Surface Finish63.0 MICROINCHES OVERALL
Corner ShapeSQUARE ALL CORNERS
MaterialSTEEL COMP 630 OVERALL
Surface Finish63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and ClassificationAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Outside Diameter0.8115 INCHES MINIMUM AND 0.8120 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5940-00-177-267029257 INTERCHANGEABLE
Adapter,battery Terminal
Te Connectivity Corporation
5133-00-596-7947 INTERCHANGEABLE
Drill,twist
5950-00-682-381832741 INTERCHANGEABLE
Transformer,audio Frequency
Freed Transformer Co
6145-01-200-4659292-57 INTERCHANGEABLE
Cable
Aqua-Chem, Inc. Dba Aqua-Chem Inc
3040-01-241-415029257 INTERCHANGEABLE
Shaft,shouldered
Reidville Hydraulics & Mfg Inc
6150-01-369-987629-257 INTERCHANGEABLE
Lead Assembly,electrical
Celtech Corporation
5975-01-649-550029257 INTERCHANGEABLE
Panel,blank
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
29257 Moog Inc (USA)
29257 PRIMARY Mid-America Aerotech, Llc (USA)
29257 E-Systems Inc Montek Div Fluid Controls Opns (USA)
29257 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
Related Parts
5940-00-177-2670INTERCHANGEABLE
ADAPTER,BATTERY TERMINAL
29257
5133-00-596-7947INTERCHANGEABLE
DRILL,TWIST
5950-00-682-3818INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
32741
6145-01-200-4659INTERCHANGEABLE
CABLE
292-57
3040-01-241-4150INTERCHANGEABLE
SHAFT,SHOULDERED
29257
6150-01-369-9876INTERCHANGEABLE
LEAD ASSEMBLY,ELECTRICAL
29-257
5975-01-649-5500INTERCHANGEABLE
PANEL,BLANK
29257

Frequently Asked Questions

What is NSN 3120-00-126-6052?

NSN 3120-00-126-6052 is a Bushing,sleeve, manufactured by Mid-America Aerotech, Llc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-126-6052?

NSN 3120-00-126-6052 has 4 cross-referenced part numbers: 29257 (Moog Inc), 29257 (Mid-America Aerotech, Llc), 29257 (E-Systems Inc Montek Div Fluid Controls Opns), 29257 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City).

What NSN replaces 3120-00-126-6052?

There are 7 known substitutes for 3120-00-126-6052: 5940-00-177-2670, 5133-00-596-7947, 5950-00-682-3818 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 29257?

Key specifications for 29257: Body Inside Diameter: 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN; Hardness Rating: 42.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL; Surface Finish: 63.0 MICROINCHES OVERALL; Corner Shape: SQUARE ALL CORNERS. 10 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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