PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4451Spring,helical,compression

Haskel International, Llc Dba Haskel International, Llc · NSN 5360-00-527-1063 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-527-1063 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-527-1063. Primary manufacturer part number: 4451.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Deflection Rate: 0.630 POUNDS PER INCH NOMINAL LBS
  • Inside Diameter: 0.290 INCHES NOMINAL IN
  • Spring Free Length: 1.625 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Bore Diameter: 0.436 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-527-1063, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Haskel International, Llc Dba Haskel International, Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-527-1063
Primary Part Number4451
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerHaskel International, Llc Dba Haskel International, Llc
StatusACTIVE
Spring Deflection Rate0.630 POUNDS PER INCH NOMINAL LBS
Inside Diameter0.290 INCHES NOMINAL IN
Spring Free Length1.625 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Bore Diameter0.436 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
MaterialSTEEL OVERALL
Spring Free Outside Diameter0.330 INCHES NOMINAL IN
Coil Quantity14
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-003-67904451 INTERCHANGEABLE
Screw,shoulder
Roller Bearing Co of America, Inc Div Pic Design
6685-00-020-8387 INTERCHANGEABLE
Transmitter,temperature,electric
5365-00-142-287710288-8 INTERCHANGEABLE
Plug,machine Thread
Cummins Inc.
5330-00-238-7951 INTERCHANGEABLE
Gasket
5120-00-293-2057250SB1 INTERCHANGEABLE
Bit,screwdriver
Qualtool Inc
2990-00-301-6533445IN INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
4130-00-359-7079S18-527A INTERCHANGEABLE
Valve
Thermo King Corporation Dba Phoenix Global Distirbution.
6760-00-397-9651601130 INTERCHANGEABLE
Screen,aerial Image,focusing
Polaroid Corporation Dba Polaroid
5930-00-548-9069SCB61726 INTERCHANGEABLE
Switch Assembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6685-00-930-0601G251A36S INTERCHANGEABLE
Thermocouple
Emerson Electric Co White Rodgers Co Div
Cross-Reference Index
Part NumberManufacturer
4451 Haskel International, Llc Dba Haskel International, Llc (USA)
Related Parts
5305-00-003-6790INTERCHANGEABLE
SCREW,SHOULDER
4451
6685-00-020-8387INTERCHANGEABLE
TRANSMITTER,TEMPERATURE,ELECTRIC
5365-00-142-2877INTERCHANGEABLE
PLUG,MACHINE THREAD
10288-8
5330-00-238-7951INTERCHANGEABLE
GASKET
5120-00-293-2057INTERCHANGEABLE
BIT,SCREWDRIVER
250SB1
2990-00-301-6533INTERCHANGEABLE
MUFFLER,EXHAUST
445IN
4130-00-359-7079INTERCHANGEABLE
VALVE
S18-527A
6760-00-397-9651INTERCHANGEABLE
SCREEN,AERIAL IMAGE,FOCUSING
601130
5930-00-548-9069INTERCHANGEABLE
SWITCH ASSEMBLY
SCB61726
6685-00-930-0601INTERCHANGEABLE
THERMOCOUPLE
G251A36S
5905-00-994-7192INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
995-3A8200
5305-01-104-5890INTERCHANGEABLE
SCREW,SHOULDER

Frequently Asked Questions

What is NSN 5360-00-527-1063?

NSN 5360-00-527-1063 is a Spring,helical,compression, manufactured by Haskel International, Llc Dba Haskel International, Llc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-527-1063?

NSN 5360-00-527-1063 has 1 cross-referenced part number: 4451 (Haskel International, Llc Dba Haskel International, Llc).

What NSN replaces 5360-00-527-1063?

There are 12 known substitutes for 5360-00-527-1063: 5305-00-003-6790, 6685-00-020-8387, 5365-00-142-2877 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4451?

Key specifications for 4451: Spring Deflection Rate: 0.630 POUNDS PER INCH NOMINAL LBS; Inside Diameter: 0.290 INCHES NOMINAL IN; Spring Free Length: 1.625 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND OR LEFT-HAND. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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