PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34546Housing,bearing Unit

Mid-America Aerotech, Llc · NSN 3130-00-395-1776 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-00-395-1776 — this item is cataloged by the U.S. Government under National Stock Number 3130-00-395-1776. Primary manufacturer part number: 34546.
Features
  • Housing,bearing Unit — FSC 3130
  • Material: ALUMINUM ALLOY 2024 HOUSING
  • Test Data Document: 81349-MIL-I-6866 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Material Document and Classification: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE HOUSING
  • Shaft End Type: CLOSED OR OPEN
  • Mounting Hole Diameter: 0.2170 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN
  • Mounting Hole Type: ROUND, UNTHREADED
  • Bore Diameter: 0.5000 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Aluminum Alloy 2024 Housing construction
General Description

The Housing,bearing Unit, cataloged under National Stock Number 3130-00-395-1776, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 7 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3130-00-395-1776
Primary Part Number34546
Item NameHousing,bearing Unit
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerMid-America Aerotech, Llc
StatusACTIVE
MaterialALUMINUM ALLOY 2024 HOUSING
Test Data Document81349-MIL-I-6866 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Material Document and ClassificationQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE HOUSING
Shaft End TypeCLOSED OR OPEN
Mounting Hole Diameter0.2170 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN
Mounting Hole TypeROUND, UNTHREADED
Bore Diameter0.5000 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6240-00-295-2421 INTERCHANGEABLE
Lamp,incandescent
4920-00-862-118434546 INTERCHANGEABLE
Knob and Dial Assem
Cec Vibration Products, Llc Dba Cec Vibrations Products
5330-01-100-7169345-46 INTERCHANGEABLE
Seal,moisture
Korry Electronics Co
5342-01-209-70058260-111 INTERCHANGEABLE
Cap
Pdi Ground Support Systems, Inc.
1730-01-256-735034546 INTERCHANGEABLE
Cover,outlet,brake
Pdi Ground Support Systems, Inc.
5985-01-276-242534546 INTERCHANGEABLE
Waveguide Assembly
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
3010-01-281-571734546 INTERCHANGEABLE
Coupling,shaft
Westerbeke Corporation
5850-01-359-0557003454-006 INTERCHANGEABLE
Lens,light
Dynalec Corporation
3020-01-441-4087 INTERCHANGEABLE
Gear,helical
7025-01-581-605934546 INTERCHANGEABLE
Disk Drive Unit
Iomega Corporation
Cross-Reference Index
Part NumberManufacturer
34546 Mid-America Aerotech, Llc (USA)
34546 Moog Inc Div Moog Inc., Space and Defense - Salt Lake City (USA)
34546 Moog Inc (USA)
34546 E-Systems Inc Montek Div Fluid Controls Opns (USA)
Related Parts
6240-00-295-2421INTERCHANGEABLE
LAMP,INCANDESCENT
4920-00-862-1184INTERCHANGEABLE
KNOB AND DIAL ASSEM
34546
5330-01-100-7169INTERCHANGEABLE
SEAL,MOISTURE
345-46
5342-01-209-7005INTERCHANGEABLE
CAP
8260-111
1730-01-256-7350INTERCHANGEABLE
COVER,OUTLET,BRAKE
34546
5985-01-276-2425INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
34546
3010-01-281-5717INTERCHANGEABLE
COUPLING,SHAFT
34546
5850-01-359-0557INTERCHANGEABLE
LENS,LIGHT
003454-006
3020-01-441-4087INTERCHANGEABLE
GEAR,HELICAL
7025-01-581-6059INTERCHANGEABLE
DISK DRIVE UNIT
34546

Frequently Asked Questions

What is NSN 3130-00-395-1776?

NSN 3130-00-395-1776 is a Housing,bearing Unit, manufactured by Mid-America Aerotech, Llc, classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-00-395-1776?

NSN 3130-00-395-1776 has 4 cross-referenced part numbers: 34546 (Mid-America Aerotech, Llc), 34546 (Moog Inc Div Moog Inc., Space and Defense - Salt Lake City), 34546 (Moog Inc), 34546 (E-Systems Inc Montek Div Fluid Controls Opns).

What NSN replaces 3130-00-395-1776?

There are 10 known substitutes for 3130-00-395-1776: 6240-00-295-2421, 4920-00-862-1184, 5330-01-100-7169 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 34546?

Key specifications for 34546: Material: ALUMINUM ALLOY 2024 HOUSING; Test Data Document: 81349-MIL-I-6866 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Material Document and Classification: QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE HOUSING; Shaft End Type: CLOSED OR OPEN. 7 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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