PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16570Spring,helical,extension

Ward Leonard Ct Llc · NSN 5360-00-597-7080 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-597-7080 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-597-7080. Primary manufacturer part number: 16570.
Features
  • Spring,helical,extension — FSC 5360
  • Load Rating: 10.00 POUNDS NOMINAL LBS
  • Coil Quantity: 11
  • Spring Length Under Load: 1.375 INCHES NOMINAL IN
  • Design Type: CLOSED
  • Opening Width: 0.0625 INCHES NOMINAL BOTH ENDS IN
  • Coil Helix Direction: RIGHT-HAND OR LEFT-HAND
  • End Style: MACHINED HALF LOOP BOTH ENDS
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring,helical,extension, cataloged under National Stock Number 5360-00-597-7080, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ward Leonard Ct Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-597-7080
Primary Part Number16570
Item NameSpring,helical,extension
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerWard Leonard Ct Llc
StatusACTIVE
Load Rating10.00 POUNDS NOMINAL LBS
Coil Quantity11
Spring Length Under Load1.375 INCHES NOMINAL IN
Design TypeCLOSED
Opening Width0.0625 INCHES NOMINAL BOTH ENDS IN
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
End StyleMACHINED HALF LOOP BOTH ENDS
Inside Diameter0.250 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Hook Radius0.125 INCHES NOMINAL BOTH ENDS IN
Spring Free Outside Diameter0.406 INCHES NOMINAL IN
Spring Free Length1.3125 INCHES NOMINAL IN
Spring Deflection Rate43.000 POUNDS PER INCH NOMINAL LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5355-00-132-7870 INTERCHANGEABLE
Knob
9540-00-470-9718 INTERCHANGEABLE
Beam,structural
7510-01-170-8886582 INTERCHANGEABLE
Ribbon,inking
Konica Business Machines U S a Inc
4730-01-190-1096NB2165704G INTERCHANGEABLE
Strainer Element,sediment
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-248-5132 INTERCHANGEABLE
Valve,globe
4730-01-338-393516570 INTERCHANGEABLE
Elbow,tube to Boss
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
6515-01-589-930602.204.036 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
16570-33-1 Ward Leonard Ct Llc (USA)
19639CITEM59D Ward Leonard Ct Llc (USA)
3002019PC19 Naval Ship Systems Command (USA)
16570-33 Ward Leonard Ct Llc (USA)
563-4105-1013367ALT3ITEM59D Naval Ship Systems Command (USA)
19621CPC19 Ward Leonard Ct Llc (USA)
16570 PRIMARY Ward Leonard Ct Llc (USA)
19639EITEM59D Ward Leonard Ct Llc (USA)
19621BPC19 Ward Leonard Ct Llc (USA)
563-4105-1013367ALT5ITEM59D Naval Ship Systems Command (USA)
3002019ALT3PC19 Naval Ship Systems Command (USA)
Related Parts
5355-00-132-7870INTERCHANGEABLE
KNOB
9540-00-470-9718INTERCHANGEABLE
BEAM,STRUCTURAL
7510-01-170-8886INTERCHANGEABLE
RIBBON,INKING
582
4730-01-190-1096INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
NB2165704G
4820-01-248-5132INTERCHANGEABLE
VALVE,GLOBE
4730-01-338-3935INTERCHANGEABLE
ELBOW,TUBE TO BOSS
16570
6515-01-589-9306INTERCHANGEABLE
SCREW,BONE
02.204.036

Frequently Asked Questions

What is NSN 5360-00-597-7080?

NSN 5360-00-597-7080 is a Spring,helical,extension, manufactured by Ward Leonard Ct Llc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-597-7080?

NSN 5360-00-597-7080 has 11 cross-referenced part numbers: 16570-33-1 (Ward Leonard Ct Llc), 19639CITEM59D (Ward Leonard Ct Llc), 3002019PC19 (Naval Ship Systems Command), 16570-33 (Ward Leonard Ct Llc), 563-4105-1013367ALT3ITEM59D (Naval Ship Systems Command) and 6 more.

What NSN replaces 5360-00-597-7080?

There are 7 known substitutes for 5360-00-597-7080: 5355-00-132-7870, 9540-00-470-9718, 7510-01-170-8886 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16570?

Key specifications for 16570: Load Rating: 10.00 POUNDS NOMINAL LBS; Coil Quantity: 11; Spring Length Under Load: 1.375 INCHES NOMINAL IN; Design Type: CLOSED. 13 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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