PartsTable TECHNICAL DATA SHEET

NSN 5365-01-143-9765Government record, cited

Ring, Lock, Rotary Head5365-01-143-9765

NSN 5365-01-143-9765 · NIIN 011439765 · Part number 65122-11206-101

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 5365 — Bushings, Rings, Shims, and Spacers · FSG 53 — Hardware and Abrasives · CAGE 78286

Government record, cited

NSN 5365-01-143-9765 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-143-9765. Manufacturer of record part number: 65122-11206-101.

Also searched as 5365-01-143-9765 · 5365011439765 · NIIN 011439765 · 01-143-9765 · FSC 5365 Bushings, Rings, Shims, and Spacers · CAGE 78286 · 65122-11206-101

Nearby stock numbers ← 5365-01-143-9759 Plug, Machine Thread · 5365-01-143-9791 Spacer, Transmitter →

Features

Ring,lock,rotary Head — FSC 5365
General Characteristics Item Description: ALUMINUM ALLOY QQ-A-225/8 COMP 6061 T6511; 4.243 IN. MIN,4.248 IN. MAX OD IN
2 manufacturer part numbers on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

Identification

NSN: 5365-01-143-9765
NIIN: 011439765
FSC: 5365 — Bushings, Rings, Shims, and Spacers
FSG: 53 — Hardware and Abrasives
Primary part number: 65122-11206-101
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Ring,lock,rotary Head, cataloged under National Stock Number 5365-01-143-9765, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5365-01-143-9765
Primary Part Number	65122-11206-101
Item Name	Ring,lock,rotary Head
FSC / FSG	5365 / 53 — Bushings, Rings, Shims, and Spacers
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE
General Characteristics Item Description	ALUMINUM ALLOY QQ-A-225/8 COMP 6061 T6511; 4.243 IN. MIN,4.248 IN. MAX OD IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
65122-11206-101	S & S Precision Machine Corp. (USA)
65122-11206-101 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

Reference documents

Reference	Meaning
65122-11206-101	5/9 Secondary reference Tek Precision Co Limited

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 5365-01-143-9765?

NSN 5365-01-143-9765 is a Ring,lock,rotary Head, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.

What part numbers are listed for NSN 5365-01-143-9765?

NSN 5365-01-143-9765 has 2 manufacturer part numbers on file: 65122-11206-101 (S & S Precision Machine Corp.), 65122-11206-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of 65122-11206-101?

Key specifications for 65122-11206-101: General Characteristics Item Description: ALUMINUM ALLOY QQ-A-225/8 COMP 6061 T6511; 4.243 IN. MIN,4.248 IN. MAX OD IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 5365-01-143-9765 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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