PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77444Bearing,washer,thrust

Mag Aerospace Industries, Llc Div Safran Cabins · NSN 3120-00-555-1325 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-555-1325 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-555-1325. Primary manufacturer part number: 77444.
Features
  • Bearing,washer,thrust — FSC 3120
  • Cross-Sectional Shape Style: SHOULDERED
  • Style Designator: ROUND
  • Material: COPPER ALLOY OVERALL
  • Surface Condition: GROUND
  • Material Document and Classification: MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Overall Thickness: 0.2650 INCHES NOMINAL IN
  • Outside Diameter: 1.4900 INCHES MINIMUM AND 1.5100 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Structural fastening and assembly
  • Equipment mounting
General Description

The Bearing,washer,thrust, cataloged under National Stock Number 3120-00-555-1325, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mag Aerospace Industries, Llc Div Safran Cabins. Government technical data includes 11 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-555-1325
Primary Part Number77444
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMag Aerospace Industries, Llc Div Safran Cabins
StatusACTIVE
Cross-Sectional Shape StyleSHOULDERED
Style DesignatorROUND
MaterialCOPPER ALLOY OVERALL
Surface ConditionGROUND
Material Document and ClassificationMIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Overall Thickness0.2650 INCHES NOMINAL IN
Outside Diameter1.4900 INCHES MINIMUM AND 1.5100 INCHES MAXIMUM IN
Shank Outside Diameter1.3755 INCHES MINIMUM AND 1.3765 INCHES MAXIMUM IN
Flange Thickness0.0620 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Diameter1.2430 INCHES MINIMUM AND 1.2460 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5340-00-134-924477444 INTERCHANGEABLE
Cover,access
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5985-00-567-4522755076-1 INTERCHANGEABLE
Waveguide Assembly
Lockheed Martin Corp
4720-01-442-0525 INTERCHANGEABLE
Hose Assembly,metallic
6150-01-670-745777444 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
77444 PRIMARY Mag Aerospace Industries, Llc Div Safran Cabins (USA)
77444 Mag Aerospace Industries Inc.,dba Monogramsystems Dba Monogram Systems (USA)
Related Parts
5340-00-134-9244INTERCHANGEABLE
COVER,ACCESS
77444
5985-00-567-4522INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
755076-1
4720-01-442-0525INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
6150-01-670-7457INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
77444

Frequently Asked Questions

What is NSN 3120-00-555-1325?

NSN 3120-00-555-1325 is a Bearing,washer,thrust, manufactured by Mag Aerospace Industries, Llc Div Safran Cabins, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-555-1325?

NSN 3120-00-555-1325 has 2 cross-referenced part numbers: 77444 (Mag Aerospace Industries, Llc Div Safran Cabins), 77444 (Mag Aerospace Industries Inc.,dba Monogramsystems Dba Monogram Systems).

What NSN replaces 3120-00-555-1325?

There are 4 known substitutes for 3120-00-555-1325: 5340-00-134-9244, 5985-00-567-4522, 4720-01-442-0525 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77444?

Key specifications for 77444: Cross-Sectional Shape Style: SHOULDERED; Style Designator: ROUND; Material: COPPER ALLOY OVERALL; Surface Condition: GROUND. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com