NSN 5360-01-445-7499 · NIIN 014457499 · Part number 123-4403556 PIECE 23
Huntington Ingalls Inc Div Newport News Shipbuilding · FSC 5360 — Coil, Flat, Leaf, and Wire Springs · FSG 53 — Hardware and Abrasives · CAGE 43689
Government record, cited
NSN 5360-01-445-7499 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-445-7499. Manufacturer of record part number: 123-4403556 PIECE 23.
Also searched as5360-01-445-7499 ·
5360014457499 ·
NIIN 014457499 ·
01-445-7499 ·
FSC 5360 Coil, Flat, Leaf, and Wire Springs · CAGE 43689 · 123-4403556 PIECE 23
Spring Free Outside Diameter: 5.812 INCHES NOMINAL IN
Inside Diameter: 4.312 INCHES NOMINAL IN
Coil Helix Direction: LEFT-HAND
Material: COPPER ALLOY OVERALL
1 manufacturer part number on file
Manufacturer of record: Huntington Ingalls Inc Div Newport News Shipbuilding
Identification
NSN: 5360-01-445-7499
NIIN: 014457499
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
FSG: 53 — Hardware and Abrasives
Primary part number: 123-4403556 PIECE 23
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
General Description
The Spring,helical,compression, cataloged under National Stock Number 5360-01-445-7499, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. 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
Parameter
Value
NSN
5360-01-445-7499
Primary Part Number
123-4403556 PIECE 23
Item Name
Spring,helical,compression
FSC / FSG
5360 / 53 — Coil, Flat, Leaf, and Wire Springs
Manufacturer
Huntington Ingalls Inc Div Newport News Shipbuilding
Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
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 5360-01-445-7499?
NSN 5360-01-445-7499 is a Spring,helical,compression, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
What part numbers are listed for NSN 5360-01-445-7499?
NSN 5360-01-445-7499 has 1 manufacturer part number on file: 123-4403556 PIECE 23 (Huntington Ingalls Inc Div Newport News Shipbuilding).
What are the specifications of 123-4403556 PIECE 23?
Key specifications for 123-4403556 PIECE 23: Spring Free Outside Diameter: 5.812 INCHES NOMINAL IN; Inside Diameter: 4.312 INCHES NOMINAL IN; Coil Helix Direction: LEFT-HAND; Material: COPPER ALLOY OVERALL. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5360-01-445-7499 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.