PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300003Spring,helical,compression

Penn-Elkco Inc · NSN 5360-01-025-4272 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-025-4272 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-025-4272. Primary manufacturer part number: 300003.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 2.438 INCHES NOMINAL IN
  • Coil Quantity: 7
  • Spring Free Length: 8.750 INCHES MINIMUM AND 9.250 INCHES MAXIMUM IN
  • Style Designator: TAPERED
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Material: STEEL COMP 1065 OR STEEL UNS K07001 OVERALL
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 1065 or Steel Uns K07001 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-01-025-4272, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Penn-Elkco Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN5360-01-025-4272
Primary Part Number300003
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerPenn-Elkco Inc
StatusACTIVE
Inside Diameter2.438 INCHES NOMINAL IN
Coil Quantity7
Spring Free Length8.750 INCHES MINIMUM AND 9.250 INCHES MAXIMUM IN
Style DesignatorTAPERED
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
MaterialSTEEL COMP 1065 OR STEEL UNS K07001 OVERALL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Spring Free Outside Diameter5.063 INCHES MAXIMUM IN
Material Document and ClassificationASTM A229 ASSN STD 1ST MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-872-22363-00003 INTERCHANGEABLE
Coupling,pipe
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
6650-00-917-0436300-003 INTERCHANGEABLE
Lens,optical Instrument
Raytheon Company Dba Raytheon Co
2540-01-032-1357124003 INTERCHANGEABLE
Cushion,seat,vehicular
Seats Inc Div Seats Incorporated
4330-01-080-62042NX7 INTERCHANGEABLE
Float,filter Valve
Oshkosh Defense Llc
4720-01-089-43753000-03 INTERCHANGEABLE
Hose,nonmetallic
Eaton Corp
6830-01-128-167316155-BOTTLE INTERCHANGEABLE
Bromochlorodifluoromethane
Amerex Corporation Dba Amerex Corp
4720-01-130-54723000-03 INTERCHANGEABLE
Hose,nonmetallic
Eaton Corp
5961-01-202-2636 INTERCHANGEABLE
Semiconductor Device,diode
5985-01-259-9698300003 INTERCHANGEABLE
Control,antenna
Fisica Applied Technologies, Inc. Div Datron Advanced Technologies
6210-01-311-0534 INTERCHANGEABLE
Lens,light
Cross-Reference Index
Part NumberManufacturer
300003 PRIMARY Penn-Elkco Inc (USA)
300003 Kaydon Custom Filtration Corporation (USA)
Related Parts
4730-00-872-2236INTERCHANGEABLE
COUPLING,PIPE
3-00003
6650-00-917-0436INTERCHANGEABLE
LENS,OPTICAL INSTRUMENT
300-003
2540-01-032-1357INTERCHANGEABLE
CUSHION,SEAT,VEHICULAR
124003
4330-01-080-6204INTERCHANGEABLE
FLOAT,FILTER VALVE
2NX7
4720-01-089-4375INTERCHANGEABLE
HOSE,NONMETALLIC
3000-03
6830-01-128-1673INTERCHANGEABLE
BROMOCHLORODIFLUOROMETHANE
16155-BOTTLE
4720-01-130-5472INTERCHANGEABLE
HOSE,NONMETALLIC
3000-03
5961-01-202-2636INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5985-01-259-9698INTERCHANGEABLE
CONTROL,ANTENNA
300003
6210-01-311-0534INTERCHANGEABLE
LENS,LIGHT
6680-01-406-0422INTERCHANGEABLE
TACHOMETER,ELECTRICAL,SELF-GENER
300003
4820-01-446-4086INTERCHANGEABLE
VALVE,BALL
300003

Frequently Asked Questions

What is NSN 5360-01-025-4272?

NSN 5360-01-025-4272 is a Spring,helical,compression, manufactured by Penn-Elkco Inc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-025-4272?

NSN 5360-01-025-4272 has 2 cross-referenced part numbers: 300003 (Penn-Elkco Inc), 300003 (Kaydon Custom Filtration Corporation).

What NSN replaces 5360-01-025-4272?

There are 12 known substitutes for 5360-01-025-4272: 4730-00-872-2236, 6650-00-917-0436, 2540-01-032-1357 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300003?

Key specifications for 300003: Inside Diameter: 2.438 INCHES NOMINAL IN; Coil Quantity: 7; Spring Free Length: 8.750 INCHES MINIMUM AND 9.250 INCHES MAXIMUM IN; Style Designator: TAPERED. 9 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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