PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A5771Spring,helical,compression

Crane Co Div Valve Div · NSN 5360-00-266-4295 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-266-4295 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-266-4295. Primary manufacturer part number: A5771.
Features
  • Spring,helical,compression — FSC 5360
  • Coil Quantity: 12-1/2
  • Spring Free Outside Diameter: 2.9165 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND
  • Inside Diameter: 2.5625 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM OVERALL
  • Spring Free Length: 8.280 INCHES NOMINAL IN
  • Material: STEEL OVERALL
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 5360-00-266-4295, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Crane Co Div Valve Div. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-266-4295
Primary Part NumberA5771
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusACTIVE
Coil Quantity12-1/2
Spring Free Outside Diameter2.9165 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND
Inside Diameter2.5625 INCHES NOMINAL IN
Surface TreatmentCADMIUM OVERALL
Spring Free Length8.280 INCHES NOMINAL IN
MaterialSTEEL OVERALL
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Material Document and ClassificationJAN-S-1160-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorCYLINDRICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5895-00-349-3850A-577 INTERCHANGEABLE
Body,primer
Essex Industries, Inc. Dba Essex Industries
5999-00-552-6694A5771 INTERCHANGEABLE
Contact,electrical
Grimes Aerospace Company
5962-01-115-9966A577-1 INTERCHANGEABLE
Microcircuit,memory
Cae Usa Inc.
Cross-Reference Index
Part NumberManufacturer
A5771 PRIMARY Crane Co Div Valve Div (USA)
Related Parts
5895-00-349-3850INTERCHANGEABLE
BODY,PRIMER
A-577
5999-00-552-6694INTERCHANGEABLE
CONTACT,ELECTRICAL
A5771
5962-01-115-9966INTERCHANGEABLE
MICROCIRCUIT,MEMORY
A577-1

Frequently Asked Questions

What is NSN 5360-00-266-4295?

NSN 5360-00-266-4295 is a Spring,helical,compression, manufactured by Crane Co Div Valve Div, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-266-4295?

NSN 5360-00-266-4295 has 1 cross-referenced part number: A5771 (Crane Co Div Valve Div).

What NSN replaces 5360-00-266-4295?

There are 3 known substitutes for 5360-00-266-4295: 5895-00-349-3850, 5999-00-552-6694, 5962-01-115-9966. Verify interchangeability with system specifications before substitution.

What are the specifications of A5771?

Key specifications for A5771: Coil Quantity: 12-1/2; Spring Free Outside Diameter: 2.9165 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND; Inside Diameter: 2.5625 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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