PartsTable TECHNICAL DATA SHEET
NSN 5365-01-505-0076Government record, cited

Ring, Connecting, Round5365-01-505-0076

NSN 5365-01-505-0076 · NIIN 015050076 · Part number S-643C-1X4INCH
The Crosby Group Llc Dba the Crosby Group · FSC 5365 — Bushings, Rings, Shims, and Spacers · FSG 53 — Hardware and Abrasives · CAGE 75535
Government record, cited
NSN 5365-01-505-0076 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-505-0076. Manufacturer of record part number: S-643C-1X4INCH.
Also searched as  5365-01-505-0076 · 5365015050076 · NIIN 015050076 · 01-505-0076 · FSC 5365 Bushings, Rings, Shims, and Spacers · CAGE 75535 · S-643C-1X4INCH
Nearby stock numbers  ·
Features
  • Ring,connecting,round — FSC 5365
  • Stock Size: 25.4 MM DIA. MM
  • Inside Diameter: 102.0 MILLIMETERS NOMINAL MM
  • Material: STEEL
  • Construction: ENDLESS
  • 1 manufacturer part number on file
  • Manufacturer of record: The Crosby Group Llc Dba the Crosby Group
Identification
  • NSN: 5365-01-505-0076
  • NIIN: 015050076
  • FSC: 5365 — Bushings, Rings, Shims, and Spacers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: S-643C-1X4INCH
  • Manufacturer: The Crosby Group Llc Dba the Crosby Group
General Description

The Ring,connecting,round, cataloged under National Stock Number 5365-01-505-0076, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is The Crosby Group Llc Dba the Crosby Group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-505-0076
Primary Part NumberS-643C-1X4INCH
Item NameRing,connecting,round
FSC / FSG5365 / 53 — Bushings, Rings, Shims, and Spacers
ManufacturerThe Crosby Group Llc Dba the Crosby Group
StatusACTIVE
Stock Size25.4 MM DIA. MM
Inside Diameter102.0 MILLIMETERS NOMINAL MM
MaterialSTEEL
ConstructionENDLESS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
S-643C-1X4INCH PRIMARY The Crosby Group Llc Dba the Crosby Group (USA)
No interchangeability data on file.
Other items in FSC 5365 — Bushings, Rings, Shims, and Spacers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5365-00-000-6078
5365-00-000-6078 · Item name not on file
5365-00-000-7436
5365-00-000-7436 · Item name not on file
5365-00-001-1292
PLUG,MACHINE THREAD
5365-00-001-1365
5365-00-001-1365 · Item name not on file
5365-00-001-1841
RING,TORQUE,TUBE,INBOARD,RUDDER
5365-00-001-1915
5365-00-001-1915 · Item name not on file
5365-00-001-1916
5365-00-001-1916 · Item name not on file
5365-00-001-1940
5365-00-001-1940 · Item name not on file

Frequently Asked Questions

What is NSN 5365-01-505-0076?

NSN 5365-01-505-0076 is a Ring,connecting,round, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.

What part numbers are listed for NSN 5365-01-505-0076?

NSN 5365-01-505-0076 has 1 manufacturer part number on file: S-643C-1X4INCH (The Crosby Group Llc Dba the Crosby Group).

What are the specifications of S-643C-1X4INCH?

Key specifications for S-643C-1X4INCH: Weight: 1.6 KILOGRAMS NOMINAL KG; Stock Size: 25.4 MM DIA. MM; Inside Diameter: 102.0 MILLIMETERS NOMINAL MM; Material: STEEL. 4 specifications are documented in the U.S. Government catalog.

Is NSN 5365-01-505-0076 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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