PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

305591Spring,helical,compression

Brp Us Inc · NSN 5360-00-103-4558 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-103-4558 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-103-4558. Primary manufacturer part number: 305591.
Features
  • Spring,helical,compression — FSC 5360
  • Style Designator: CYLINDRICAL
  • Spring Solid Length: 0.562 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND
  • Spring Solid Outside Diameter: 0.830 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Spring Free Length: 1.442 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.812 INCHES NOMINAL IN
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 5360-00-103-4558, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brp Us Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-103-4558
Primary Part Number305591
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerBrp Us Inc
StatusACTIVE
Style DesignatorCYLINDRICAL
Spring Solid Length0.562 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND
Spring Solid Outside Diameter0.830 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Spring Free Length1.442 INCHES NOMINAL IN
Spring Free Outside Diameter0.812 INCHES NOMINAL IN
Inside Diameter0.650 INCHES NOMINAL IN
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Coil Quantity7
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-00-446-5867SN74121N INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
0305591 Lewmar Ltd (GBR)
305591 PRIMARY Brp Us Inc (USA)
305591 Simpson-Lawrence Ltd Johnson and Evi Rude Outboard Motors (GBR)
305591 Outboard Marine Corp Johnson Motors Div (USA)
0305591 Simpson-Lawrence Ltd Johnson and Evi Rude Outboard Motors (GBR)
305591 Lewmar Ltd (GBR)
Related Parts
5962-00-446-5867INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN74121N

Frequently Asked Questions

What is NSN 5360-00-103-4558?

NSN 5360-00-103-4558 is a Spring,helical,compression, manufactured by Brp Us Inc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-103-4558?

NSN 5360-00-103-4558 has 6 cross-referenced part numbers: 0305591 (Lewmar Ltd), 305591 (Brp Us Inc), 305591 (Simpson-Lawrence Ltd Johnson and Evi Rude Outboard Motors), 305591 (Outboard Marine Corp Johnson Motors Div), 0305591 (Simpson-Lawrence Ltd Johnson and Evi Rude Outboard Motors) and 1 more.

What NSN replaces 5360-00-103-4558?

There is 1 known substitute for 5360-00-103-4558: 5962-00-446-5867. Verify interchangeability with system specifications before substitution.

What are the specifications of 305591?

Key specifications for 305591: Style Designator: CYLINDRICAL; Spring Solid Length: 0.562 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND; Spring Solid Outside Diameter: 0.830 INCHES NOMINAL IN. 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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