PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3765A10011Ring,wearing

The Gorman-Rupp Company Div Gorman-Rupp · NSN 4320-01-016-3028 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-016-3028 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-016-3028. Primary manufacturer part number: 3765A10011.
Features
  • Ring,wearing — FSC 4320
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Internal Flange Width: 0.313 INCHES NOMINAL IN
  • Material: IRON
  • Material Document and Classification: QQ-I-652,CLASS 30 FED SPEC ALL MATERIAL RESPONSES
  • Body Outside Diameter: 5.003 INCHES MINIMUM AND 5.004 INCHES MAXIMUM IN
  • Internal Flange Lip Width: 0.125 INCHES NOMINAL IN
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
Applications
  • Applications requiring Iron construction
General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-016-3028, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is The Gorman-Rupp Company Div Gorman-Rupp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN4320-01-016-3028
Primary Part Number3765A10011
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerThe Gorman-Rupp Company Div Gorman-Rupp
StatusACTIVE
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Internal Flange Width0.313 INCHES NOMINAL IN
MaterialIRON
Material Document and ClassificationQQ-I-652,CLASS 30 FED SPEC ALL MATERIAL RESPONSES
Body Outside Diameter5.003 INCHES MINIMUM AND 5.004 INCHES MAXIMUM IN
Internal Flange Lip Width0.125 INCHES NOMINAL IN
Corner ShapeSQUARE OUTSIDE LEFT CORNER
End to Flange Distance0.875 INCHES NOMINAL IN
Body StyleINTERNAL FLANGE
Internal Flange Inside Diameter3.938 INCHES NOMINAL IN
Corner Radius0.188 INCHES NOMINAL INSIDE RIGHT CORNER IN
Corner ShapeROUND INSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Internal Flange Outside Diameter4.067 INCHES NOMINAL IN
Body Inside Diameter4.406 INCHES MINIMUM AND 4.408 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-155-8874102-5630P1 INTERCHANGEABLE
Bearing,ball,annular
Raytheon Company Dba Raytheon
4820-00-194-8860AAG1004-4IN INTERCHANGEABLE
Valve,gate
Heil Environmental Industries
3020-00-277-1121 INTERCHANGEABLE
Pulley,groove
1680-00-337-4438A3765 INTERCHANGEABLE
Brake,disc,actuator
Aerocontrolex Group, Inc. Div Talley Actuators
5935-00-418-87943765C INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5950-00-589-76332000242 INTERCHANGEABLE
Transformer,power
Champion Aerospace Llc
5325-00-663-24093765 INTERCHANGEABLE
Ring,retaining
Eaton Corporation
5310-00-700-71277007127 INTERCHANGEABLE
Nut,plain,hexagon
U S Army Tank Automotive Command Amsta-Im-Mm
4320-00-768-29043765A-10010 INTERCHANGEABLE
Ring,wearing
The Gorman-Rupp Company Div Gorman-Rupp
5950-00-905-7993N285498-2 INTERCHANGEABLE
Transformer,radio Frequency
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
3765 The Gorman-Rupp Company Div Gorman-Rupp (USA)
3765A10011 PRIMARY The Gorman-Rupp Company Div Gorman-Rupp (USA)
Related Parts
3110-00-155-8874INTERCHANGEABLE
BEARING,BALL,ANNULAR
102-5630P1
4820-00-194-8860INTERCHANGEABLE
VALVE,GATE
AAG1004-4IN
3020-00-277-1121INTERCHANGEABLE
PULLEY,GROOVE
1680-00-337-4438INTERCHANGEABLE
BRAKE,DISC,ACTUATOR
A3765
5935-00-418-8794INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
3765C
5950-00-589-7633INTERCHANGEABLE
TRANSFORMER,POWER
2000242
5325-00-663-2409INTERCHANGEABLE
RING,RETAINING
3765
5310-00-700-7127INTERCHANGEABLE
NUT,PLAIN,HEXAGON
7007127
4320-00-768-2904INTERCHANGEABLE
RING,WEARING
3765A-10010
5950-00-905-7993INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
N285498-2
5920-01-563-3881INTERCHANGEABLE
FUSE,CARTRIDGE
6230-01-627-0824INTERCHANGEABLE
FLASHLIGHT
3765

Frequently Asked Questions

What is NSN 4320-01-016-3028?

NSN 4320-01-016-3028 is a Ring,wearing, manufactured by The Gorman-Rupp Company Div Gorman-Rupp, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-016-3028?

NSN 4320-01-016-3028 has 2 cross-referenced part numbers: 3765 (The Gorman-Rupp Company Div Gorman-Rupp), 3765A10011 (The Gorman-Rupp Company Div Gorman-Rupp).

What NSN replaces 4320-01-016-3028?

There are 12 known substitutes for 4320-01-016-3028: 3110-00-155-8874, 4820-00-194-8860, 3020-00-277-1121 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3765A10011?

Key specifications for 3765A10011: Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Internal Flange Width: 0.313 INCHES NOMINAL IN; Material: IRON; Material Document and Classification: QQ-I-652,CLASS 30 FED SPEC ALL MATERIAL RESPONSES. 16 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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