PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25176Bearing,washer,thrust

Tulsa Winch, Inc. · NSN 3120-01-691-2419 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-691-2419 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-691-2419. Primary manufacturer part number: 25176.
Features
  • Bearing,washer,thrust — FSC 3120
  • Style Designator: ROUND
  • Supplementary Features: MATCHING ASSY NTA5266 THRUST BEARING
  • Diameter: 3.250 INCHES NOMINAL IN
  • Outside Diameter: 4.125 INCHES NOMINAL IN
  • Overall Thickness: 0.030 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN
  • Reference Data and Literature: TORRINGTON CATALOG PAGE
  • Material: ALUMINUM OVERALL
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 3120-01-691-2419, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Tulsa Winch, Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN3120-01-691-2419
Primary Part Number25176
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTulsa Winch, Inc.
StatusACTIVE
Style DesignatorROUND
Supplementary FeaturesMATCHING ASSY NTA5266 THRUST BEARING
Diameter3.250 INCHES NOMINAL IN
Outside Diameter4.125 INCHES NOMINAL IN
Overall Thickness0.030 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN
Reference Data and LiteratureTORRINGTON CATALOG PAGE
MaterialALUMINUM OVERALL
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2840-00-166-076525176 INTERCHANGEABLE
Seal,air,aircraft Gas Turbine En
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5331-00-892-194325176 INTERCHANGEABLE
O-Ring
Eaton Corporation Dba Eaton Inoac Div Eaton
4820-01-011-6155232A6TT3 INTERCHANGEABLE
Valve,check
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5365-01-190-451425176 INTERCHANGEABLE
Shim
Moog Inc. Dba Ampac-Isp Corp
4720-01-300-299516MCS-16SF-53.125 INTERCHANGEABLE
Hose Assembly,nonmetallic
Hose Couplings Mfg Inc
7930-01-525-149625176 INTERCHANGEABLE
Cleaning Compound,toilet Bowl
Mcgean-Rohco, Inc Div Cee-Bee Innovative Aviation Chemistry
5995-01-673-829125176 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Belden, Inc.
Cross-Reference Index
Part NumberManufacturer
25176 PRIMARY Tulsa Winch, Inc. (USA)
Related Parts
2840-00-166-0765INTERCHANGEABLE
SEAL,AIR,AIRCRAFT GAS TURBINE EN
25176
5331-00-892-1943INTERCHANGEABLE
O-RING
25176
4820-01-011-6155INTERCHANGEABLE
VALVE,CHECK
232A6TT3
5365-01-190-4514INTERCHANGEABLE
SHIM
25176
4720-01-300-2995INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
16MCS-16SF-53.125
7930-01-525-1496INTERCHANGEABLE
CLEANING COMPOUND,TOILET BOWL
25176
5995-01-673-8291INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
25176

Frequently Asked Questions

What is NSN 3120-01-691-2419?

NSN 3120-01-691-2419 is a Bearing,washer,thrust, manufactured by Tulsa Winch, Inc., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-691-2419?

NSN 3120-01-691-2419 has 1 cross-referenced part number: 25176 (Tulsa Winch, Inc.).

What NSN replaces 3120-01-691-2419?

There are 7 known substitutes for 3120-01-691-2419: 2840-00-166-0765, 5331-00-892-1943, 4820-01-011-6155 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25176?

Key specifications for 25176: Style Designator: ROUND; Supplementary Features: MATCHING ASSY NTA5266 THRUST BEARING; Diameter: 3.250 INCHES NOMINAL IN; End Item Identification: WINCH, HYDRAULIC. 13 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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