NSN 5360-01-490-4401 · NIIN 014904401 · Part number 124-7120998 PC 12-H
Naval Sea Systems Command · FSC 5360 — Coil, Flat, Leaf, and Wire Springs · FSG 53 — Hardware and Abrasives · CAGE 53711
Government record, cited
NSN 5360-01-490-4401 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-490-4401. Manufacturer of record part number: 124-7120998 PC 12-H.
Also searched as5360-01-490-4401 ·
5360014904401 ·
NIIN 014904401 ·
01-490-4401 ·
FSC 5360 Coil, Flat, Leaf, and Wire Springs · CAGE 53711 · 124-7120998 PC 12-H · 124-7120998 · 124-7120998 PC 12
Spring Free Outside Diameter: 10.180 INCHES NOMINAL IN
End Style: SPRING END,GROUND BOTH ENDS
Spring Solid Length: 8.930 INCHES NOMINAL IN
Style Designator: CYLINDRICAL
Material Document and Classification: MIL-S-46033,GRADE1095,HOTROLLED MIL SPEC 1ST MATERIAL RESPONSE OVERALL
Spring Free Length: 21.460 INCHES NOMINAL IN
Spring Deflection Rate: 2635.000 POUNDS PER INCH NOMINAL LBS
Identification
NSN: 5360-01-490-4401
NIIN: 014904401
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
FSG: 53 — Hardware and Abrasives
Primary part number: 124-7120998 PC 12-H
Manufacturer: Naval Sea Systems Command
General Description
The Spring,helical,compression, cataloged under National Stock Number 5360-01-490-4401, 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 Sea Systems Command. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5360-01-490-4401
Primary Part Number
124-7120998 PC 12-H
Item Name
Spring,helical,compression
FSC / FSG
5360 / 53 — Coil, Flat, Leaf, and Wire Springs
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Spring Free Outside Diameter
10.180 INCHES NOMINAL IN
End Style
SPRING END,GROUND BOTH ENDS
Spring Solid Length
8.930 INCHES NOMINAL IN
Style Designator
CYLINDRICAL
Material Document and Classification
MIL-S-46033,GRADE1095,HOTROLLED MIL SPEC 1ST MATERIAL RESPONSE OVERALL
Spring Free Length
21.460 INCHES NOMINAL IN
Spring Deflection Rate
2635.000 POUNDS PER INCH NOMINAL LBS
Inside Diameter
8.180 INCHES NOMINAL IN
Spring Solid Outside Diameter
10.180 INCHES NOMINAL IN
Coil Quantity
9.43
Coil Helix Direction
LEFT-HAND OR RIGHT-HAND
Material
STEEL COMP 1095 OVERALL
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
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3040-01-490-7450124-7120998 PC 18POSSIBLE MATCH
CONNECTING LINK,RIGID
Possible match (shared part number)Naval Sea Systems Command
5340-01-491-4638124-7120998 PC 9-83POSSIBLE MATCH
SEAT,HELICAL COMPRESSION SPRING
Possible match (shared part number)Naval Sea Systems Command
5340-01-491-4641124-7120998 PC 9-82POSSIBLE MATCH
SEAT,HELICAL COMPRESSION SPRING
Possible match (shared part number)Naval Sea Systems Command
4010-01-491-5060POSSIBLE MATCH
ROPE,WIRE
Possible match (shared part number)
5340-01-491-6939124-7120998POSSIBLE MATCH
RETAINER,HELICAL COMPRESSION SPR
Possible match (shared part number)Naval Sea Systems Command
5365-01-491-9536124-7120998 PC 8-94POSSIBLE MATCH
SPACER,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
5365-01-491-9559124-7120998 PC 9-94POSSIBLE MATCH
SPACER,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
5365-01-491-9574124-7120998 PC 8-88POSSIBLE MATCH
SPACER,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
5365-01-491-9592124-7120998 PC 8-80POSSIBLE MATCH
SPACER,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
NSN 5360-01-490-4401 is a Spring,helical,compression, manufactured by Naval Sea Systems Command, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
What part numbers are listed for NSN 5360-01-490-4401?
NSN 5360-01-490-4401 has 1 manufacturer part number on file: 124-7120998 PC 12-H (Naval Sea Systems Command).
What NSN replaces 5360-01-490-4401?
9 possible matches (shared part number, not a government interchangeability claim): 3040-01-490-7450, 5340-01-491-4638, 5340-01-491-4641. Verify interchangeability with system specifications before substitution.
What are the specifications of 124-7120998 PC 12-H?
Key specifications for 124-7120998 PC 12-H: Spring Free Outside Diameter: 10.180 INCHES NOMINAL IN; End Style: SPRING END,GROUND BOTH ENDS; Spring Solid Length: 8.930 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 12 specifications are documented in the U.S. Government catalog.
Is NSN 5360-01-490-4401 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.