PartsTable TECHNICAL DATA SHEET

NSN 5360-01-221-0233Government record, cited

Spring, Helical, Torsion5360-01-221-0233

NSN 5360-01-221-0233 · NIIN 012210233 · Part number 65A102-C45-11

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · FSC 5360 — Coil, Flat, Leaf, and Wire Springs · FSG 53 — Hardware and Abrasives · CAGE 30003

Government record, cited

NSN 5360-01-221-0233 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-221-0233. Manufacturer of record part number: 65A102-C45-11.

Also searched as 5360-01-221-0233 · 5360012210233 · NIIN 012210233 · 01-221-0233 · FSC 5360 Coil, Flat, Leaf, and Wire Springs · CAGE 30003 · 65A102-C45-11

Nearby stock numbers ← 5360-01-221-0232 Spring, Helical, Torsion · 5360-01-221-0234 Spring, Helical, Torsion →

Features

Spring,helical,torsion — FSC 5360
Spring Free Outside Diameter: 2.500 INCHES NOMINAL IN
Surface Treatment Document and Classification: QQ-P-416,TY1,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
End Style: OFFSET HALF LOOP, LEFT END SECOND END
End Style: HINGE END FIRST END
End Length: 2.125 INCHES NOMINAL SECOND END IN
End Length: 1.625 INCHES NOMINAL FIRST END IN
Style Designator: SINGLE TORSION RIGHT HAND

Identification

NSN: 5360-01-221-0233
NIIN: 012210233
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
FSG: 53 — Hardware and Abrasives
Primary part number: 65A102-C45-11
Manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier

General Description

The Spring,helical,torsion, cataloged under National Stock Number 5360-01-221-0233, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5360-01-221-0233
Primary Part Number	65A102-C45-11
Item Name	Spring,helical,torsion
FSC / FSG	5360 / 53 — Coil, Flat, Leaf, and Wire Springs
Manufacturer	Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Status	ACTIVE
Spring Free Outside Diameter	2.500 INCHES NOMINAL IN
Surface Treatment Document and Classification	QQ-P-416,TY1,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
End Style	OFFSET HALF LOOP, LEFT END SECOND END
End Style	HINGE END FIRST END
End Length	2.125 INCHES NOMINAL SECOND END IN
End Length	1.625 INCHES NOMINAL FIRST END IN
Style Designator	SINGLE TORSION RIGHT HAND
Material Document and Classification	QQ-W-428 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Spring Free Length	2.125 INCHES NOMINAL IN
Inside Diameter	2.000 INCHES NOMINAL IN
Coil Quantity	7
Surface Treatment	CADMIUM OVERALL
Coil Helix Direction	RIGHT-HAND
Material	STEEL OVERALL
End Angular Relationship	ENDS ANGLED ONE TO OTHER
Hook Leg Length	0.500 INCHES NOMINAL SECOND END 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
65A102-C45-11 PRIMARY	Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)

Reference documents

Reference	Meaning
65A102-C45-11	5/9 Secondary reference Simco Inc

No interchangeability data on file.

Other items in FSC 5360 — Coil, Flat, Leaf, and Wire Springs

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5360-00-001-1842

SPRING,HELICAL,COMPRESSION

5360-00-001-1945

5360-00-001-1945 · Item name not on file

5360-00-001-2010

SPRING,HELICAL,EXTENSION

5360-00-001-3865

5360-00-001-3865 · Item name not on file

5360-00-001-3950

5360-00-001-3950 · Item name not on file

5360-00-001-4650

SPRING,HELICAL,COMPRESSION

5360-00-001-4664

SPRING,CONSTANT TO

5360-00-001-4703

5360-00-001-4703 · Item name not on file

Frequently Asked Questions

What is NSN 5360-01-221-0233?

NSN 5360-01-221-0233 is a Spring,helical,torsion, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.

What part numbers are listed for NSN 5360-01-221-0233?

NSN 5360-01-221-0233 has 1 manufacturer part number on file: 65A102-C45-11 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What are the specifications of 65A102-C45-11?

Key specifications for 65A102-C45-11: Spring Free Outside Diameter: 2.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY1,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; End Style: OFFSET HALF LOOP, LEFT END SECOND END; End Style: HINGE END FIRST END. 16 specifications are documented in the U.S. Government catalog.

Is NSN 5360-01-221-0233 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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