PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PP311Spring,helical,compression

Ingersoll-Rand Company Dba Rotary Compressor Division · NSN 5360-00-257-2295 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-257-2295 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-257-2295. Primary manufacturer part number: PP311.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Free Length: 2.2500 INCHES NOMINAL IN
  • Material Document and Classification: JAN-S-1160,GRADE 1,TYPE A,MATERIAL 2-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Coil Helix Direction: RIGHT-HAND
  • Spring Free Outside Diameter: 0.5625 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • 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 5360-00-257-2295, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ingersoll-Rand Company Dba Rotary Compressor Division. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5360-00-257-2295
Primary Part NumberPP311
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerIngersoll-Rand Company Dba Rotary Compressor Division
StatusCANCELLED
Spring Free Length2.2500 INCHES NOMINAL IN
Material Document and ClassificationJAN-S-1160,GRADE 1,TYPE A,MATERIAL 2-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Coil Helix DirectionRIGHT-HAND
Spring Free Outside Diameter0.5625 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorCYLINDRICAL
Inside Diameter0.4375 INCHES NOMINAL IN
Coil Quantity14
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5360-00-065-325016054 INTERCHANGEABLE
Spring,helical,compression
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
PP311 Siemens Energy, Inc. Dba Dresser-Rand (USA)
PP311 PRIMARY Ingersoll-Rand Company Dba Rotary Compressor Division (USA)
PP311 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
PP311 Ingersoll Rand Co (USA)
PP311 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
Related Parts
5360-00-065-3250INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
16054

Frequently Asked Questions

What is NSN 5360-00-257-2295?

NSN 5360-00-257-2295 is a Spring,helical,compression, manufactured by Ingersoll-Rand Company Dba Rotary Compressor Division, classified under FSC 5360 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5360-00-257-2295?

NSN 5360-00-257-2295 has 5 cross-referenced part numbers: PP311 (Siemens Energy, Inc. Dba Dresser-Rand), PP311 (Ingersoll-Rand Company Dba Rotary Compressor Division), PP311 (Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture), PP311 (Ingersoll Rand Co), PP311 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).

What NSN replaces 5360-00-257-2295?

There is 1 known substitute for 5360-00-257-2295: 5360-00-065-3250. Verify interchangeability with system specifications before substitution.

What are the specifications of PP311?

Key specifications for PP311: Spring Free Length: 2.2500 INCHES NOMINAL IN; Material Document and Classification: JAN-S-1160,GRADE 1,TYPE A,MATERIAL 2-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Coil Helix Direction: RIGHT-HAND. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5360-00-257-2295 still in active supply?

NSN 5360-00-257-2295 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com