PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TT1001Bearing,washer,thrust

Beemer Precision Inc · NSN 3120-00-661-6191 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-661-6191 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-661-6191. Primary manufacturer part number: TT1001.
Features
  • Bearing,washer,thrust — FSC 3120
  • Center Hole Shape Style: ROUND
  • Material: LUBRICANT LUBRICATION
  • Style Designator: ROUND
  • Corner Shape: SQUARE ALL CORNERS
  • Material: COPPER ALLOY OVERALL
  • Overall Thickness: 0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
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 3120-00-661-6191, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Beemer Precision Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 36 commercial cross-references from 28 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-661-6191
Primary Part NumberTT1001
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerBeemer Precision Inc
StatusCANCELLED
Center Hole Shape StyleROUND
MaterialLUBRICANT LUBRICATION
Style DesignatorROUND
Corner ShapeSQUARE ALL CORNERS
MaterialCOPPER ALLOY OVERALL
Overall Thickness0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Diameter0.5085 INCHES MINIMUM AND 0.5115 INCHES MAXIMUM IN
Outside Diameter0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5360-00-117-5293431-13 INTERCHANGEABLE
Spring,helical,compression
Parker Hannifin Corp Dba Pneutronics
5930-00-204-7568ST5M1300-001 INTERCHANGEABLE
Switch,toggle
The Boeing Company Div Defense
3455-00-250-0768 INTERCHANGEABLE
Cutter,milling,end
5305-00-282-7647 INTERCHANGEABLE
Setscrew
5330-00-291-7947 INTERCHANGEABLE
Seal,plain Encased
5950-00-316-2149AV62-T1000-5 INTERCHANGEABLE
Transformer,power
Avionics Inc
5331-00-477-2268292015 INTERCHANGEABLE
O-Ring
New Holland N.v.nc.
7810-00-516-0152T1071 INTERCHANGEABLE
Ball,tennis
Wilson Sporting Goods Co.
1680-00-616-4459 INTERCHANGEABLE
Actuator,electromechanical,rotar
3110-00-871-7838452320M2W502 INTERCHANGEABLE
Bearing,roller,self-Aligning
Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
T1001 Chrysler Corp Amplex Div (USA)
TB816 Borg-Warner Corp (USA)
TWS1 Bunting Bearings Corp (USA)
88-3131-01 Atf-Davidson Co (USA)
TT1001 PRIMARY Beemer Precision Inc (USA)
43113 Ge Aviation Systems Llc (USA)
DMS0106-1 Del Mar Avionics, Llc (USA)
TW51 Bunting Bearings Corp (USA)
1561883 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
PS1-1432-6 Lockheed Martin Corp (USA)
108392 Continental Machines Inc (USA)
EW081601 Bunting Bearings Llc Dba Bunting Bearings Corp (USA)
309-0727-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
T1001 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
92007A1100 Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA)
MILB5687TY1C0MPA Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SG818-LU-MMA-010 FIG7-13-3,40,66 Naval Sea Systems Command (USA)
503881 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
8436863-6 Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
TW51 Bunting Bearings Corp Kalamazoo Plant (USA)
Related Parts
5360-00-117-5293INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
431-13
5930-00-204-7568INTERCHANGEABLE
SWITCH,TOGGLE
ST5M1300-001
3455-00-250-0768INTERCHANGEABLE
CUTTER,MILLING,END
5305-00-282-7647INTERCHANGEABLE
SETSCREW
5330-00-291-7947INTERCHANGEABLE
SEAL,PLAIN ENCASED
5950-00-316-2149INTERCHANGEABLE
TRANSFORMER,POWER
AV62-T1000-5
5331-00-477-2268INTERCHANGEABLE
O-RING
292015
7810-00-516-0152INTERCHANGEABLE
BALL,TENNIS
T1071
1680-00-616-4459INTERCHANGEABLE
ACTUATOR,ELECTROMECHANICAL,ROTAR
3110-00-871-7838INTERCHANGEABLE
BEARING,ROLLER,SELF-ALIGNING
452320M2W502
5950-00-930-3297INTERCHANGEABLE
TRANSFORMER ASSEMBLY
611508-1
5995-00-943-2422INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
10-380053-1

Frequently Asked Questions

What is NSN 3120-00-661-6191?

NSN 3120-00-661-6191 is a Bearing,washer,thrust, manufactured by Beemer Precision Inc, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-661-6191?

NSN 3120-00-661-6191 has 36 cross-referenced part numbers: T1001 (Chrysler Corp Amplex Div), TB816 (Borg-Warner Corp), TWS1 (Bunting Bearings Corp), 88-3131-01 (Atf-Davidson Co), TT1001 (Beemer Precision Inc) and 31 more.

What NSN replaces 3120-00-661-6191?

There are 12 known substitutes for 3120-00-661-6191: 5360-00-117-5293, 5930-00-204-7568, 3455-00-250-0768 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TT1001?

Key specifications for TT1001: Center Hole Shape Style: ROUND; Material: LUBRICANT LUBRICATION; Style Designator: ROUND; Corner Shape: SQUARE ALL CORNERS. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-661-6191 still in active supply?

NSN 3120-00-661-6191 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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