PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

481550PC3Ring,externally Threaded

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5365-00-275-6021 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-275-6021 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-275-6021. Primary manufacturer part number: 481550PC3.
Features
  • Ring,externally Threaded — FSC 5365
  • Thread Size: 2.9333 IN. -12 IN
  • Chamfer Angle in Deg: 45.0
  • Bore Annular Internal Serration: NOT INCLUDED
  • Accommodation Type and Quantity: 6 SLOTS
  • Setscrew Locking Notch: NOT INCLUDED
  • Angle Between Accommodations in Deg: 60.0
  • Bore Edge Process: CHAMFERED
Applications
  • Applications requiring Steel Comp 1010 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 or Steel Comp 1022 or Steel Comp 1025 or Steel Comp 1026 or Steel Comp 1035 or Steel Comp 1040 or Steel Comp 1042 or Steel Comp 1045 or Steel Comp 1046 or Steel Comp 1548 or Steel Comp 1049 or Steel Comp 1050 construction
General Description

The Ring,externally Threaded, cataloged under National Stock Number 5365-00-275-6021, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-275-6021
Primary Part Number481550PC3
Item NameRing,externally Threaded
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Thread Size2.9333 IN. -12 IN
Chamfer Angle in Deg45.0
Bore Annular Internal SerrationNOT INCLUDED
Accommodation Type and Quantity6 SLOTS
Setscrew Locking NotchNOT INCLUDED
Angle Between Accommodations in Deg60.0
Bore Edge ProcessCHAMFERED
Thread LocationDRIVE END
Process End LocationEND OPPOSITE DRIVE END
Beveled ThreadINCLUDED
MaterialSTEEL COMP 1010 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1035 OR STEEL COMP 1040 OR STEEL COMP 1042 OR STEEL COMP 1045 OR STEEL COMP 1046 OR STEEL COMP 1548 OR STEEL COMP 1049 OR STEEL COMP 1050
Bore Diameter2.250 INCHES NOMINAL IN
Casehardening IndicatorNOT CASEHARDENED
Thread DirectionRIGHT-HAND
Drive TypeSLOTTED FACE
Screw Thread Series DesignatorNS
Bore ShapeSTRAIGHT
Chamfer Length0.063 INCHES NOMINAL IN
Depth0.313 INCHES NOMINAL IN
Width0.313 INCHES NOMINAL IN
Thread Class3A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3120-00-173-02484980649 INTERCHANGEABLE
Bearing,sleeve
Agco Corp Parts Opn
5330-00-286-7060450121 INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
3020-00-351-7882SMB171501 INTERCHANGEABLE
Gear,spur
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5305-00-832-984950121 INTERCHANGEABLE
Setscrew
Nylok Llc
5945-00-879-7147A728 INTERCHANGEABLE
Solenoid,electrical
Te Connectivity Corporation
5310-01-020-1233501-21 INTERCHANGEABLE
Nut,scissors Lift Assembly
Dana Corp Mobile Fluid Products Div
5895-01-138-3483 INTERCHANGEABLE
Detector Assy
5961-01-149-4869 INTERCHANGEABLE
Semiconductor Device,diode
4210-01-363-377050121 INTERCHANGEABLE
Manifold,suction
Fire-Bann Corp Lrd
5120-01-430-623918B INTERCHANGEABLE
Punch,center,automatic
L.s. Starrett Company (the) Div Tool Division
Cross-Reference Index
Part NumberManufacturer
481550PC3 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
E53146-28PC3 Eaton Aerospace, Llc Dba Jackson South (USA)
50121 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
3120-00-173-0248INTERCHANGEABLE
BEARING,SLEEVE
4980649
5330-00-286-7060INTERCHANGEABLE
SEAL,PLAIN ENCASED
450121
3020-00-351-7882INTERCHANGEABLE
GEAR,SPUR
SMB171501
5305-00-832-9849INTERCHANGEABLE
SETSCREW
50121
5945-00-879-7147INTERCHANGEABLE
SOLENOID,ELECTRICAL
A728
5310-01-020-1233INTERCHANGEABLE
NUT,SCISSORS LIFT ASSEMBLY
501-21
5895-01-138-3483INTERCHANGEABLE
DETECTOR ASSY
5961-01-149-4869INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4210-01-363-3770INTERCHANGEABLE
MANIFOLD,SUCTION
50121
5120-01-430-6239INTERCHANGEABLE
PUNCH,CENTER,AUTOMATIC
18B
5998-01-454-6442INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5360-01-471-6262INTERCHANGEABLE
SPRING,HELICAL,TORSION
50121

Frequently Asked Questions

What is NSN 5365-00-275-6021?

NSN 5365-00-275-6021 is a Ring,externally Threaded, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-275-6021?

NSN 5365-00-275-6021 has 3 cross-referenced part numbers: 481550PC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), E53146-28PC3 (Eaton Aerospace, Llc Dba Jackson South), 50121 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5365-00-275-6021?

There are 12 known substitutes for 5365-00-275-6021: 3120-00-173-0248, 5330-00-286-7060, 3020-00-351-7882 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 481550PC3?

Key specifications for 481550PC3: Thread Size: 2.9333 IN. -12 IN; Chamfer Angle in Deg: 45.0; Overall Length: 0.813 INCHES NOMINAL IN; Bore Annular Internal Serration: NOT INCLUDED. 23 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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