PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILT43560Tester,spring Resiliency

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6635-00-790-0733 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-00-790-0733 — this item is cataloged by the U.S. Government under National Stock Number 6635-00-790-0733. Primary manufacturer part number: MILT43560.
Features
  • Tester,spring Resiliency — FSC 6635
  • Torque Indicating Wrench Usage Feature: NOT INCLUDED
  • Unit Type: WEIGHING SCALE
  • Load Receiver Type: HOOK AND PUSH ROD
  • Mounting Method: PORTABLE
  • Scale Range: +0.0 TO 20.0 POUNDS LBS
  • Measurement Unit: POUND
  • Spring Type for Which Designed: COMPRESSION AND TENSION
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Tester,spring Resiliency, cataloged under National Stock Number 6635-00-790-0733, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6635-00-790-0733
Primary Part NumberMILT43560
Item NameTester,spring Resiliency
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Torque Indicating Wrench Usage FeatureNOT INCLUDED
Unit TypeWEIGHING SCALE
Load Receiver TypeHOOK AND PUSH ROD
Mounting MethodPORTABLE
Scale Range+0.0 TO 20.0 POUNDS LBS
Measurement UnitPOUND
Spring Type for Which DesignedCOMPRESSION AND TENSION
Scale Smallest Increment Graduation4 OZ SMALLEST INCREMENT OZ
Torque Indicating WrenchNOT INCLUDED
Spring Travel GageNOT INCLUDED
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS AND B STYLE
Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6635-00-182-7534L20 INTERCHANGEABLE
Tester,spring Resiliency
Ametek Inc
6635-00-449-37505T INTERCHANGEABLE
Tester,spring Resiliency
Martindale Electric Company, the
6635-00-498-7910 INTERCHANGEABLE
Tester,spring Resiliency
6635-00-540-9020 INTERCHANGEABLE
Tester,spring Resiliency
6635-00-545-8500 INTERCHANGEABLE
Tester,spring Resiliency
6635-00-557-3237D150M INTERCHANGEABLE
Tester,spring Resiliency
Ametek, Inc. Div Aerospace & Defense
6635-00-578-5285 INTERCHANGEABLE
Tester,spring Resiliency
6635-00-578-5286 INTERCHANGEABLE
Tester,spring Resiliency
6635-00-606-9181LKG05 INTERCHANGEABLE
Tester,spring Resiliency
Ametek, Inc. Div Aerospace & Defense
6635-00-705-5469 INTERCHANGEABLE
Tester,spring Resiliency
Cross-Reference Index
Part NumberManufacturer
MILT43560 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A-A-59400-1B1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-59400 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
719-20MRP Ametek Inc. (USA)
Related Parts
6635-00-182-7534INTERCHANGEABLE
TESTER,SPRING RESILIENCY
L20
6635-00-449-3750INTERCHANGEABLE
TESTER,SPRING RESILIENCY
5T
6635-00-498-7910INTERCHANGEABLE
TESTER,SPRING RESILIENCY
6635-00-540-9020INTERCHANGEABLE
TESTER,SPRING RESILIENCY
6635-00-545-8500INTERCHANGEABLE
TESTER,SPRING RESILIENCY
6635-00-557-3237INTERCHANGEABLE
TESTER,SPRING RESILIENCY
D150M
6635-00-578-5285INTERCHANGEABLE
TESTER,SPRING RESILIENCY
6635-00-578-5286INTERCHANGEABLE
TESTER,SPRING RESILIENCY
6635-00-606-9181INTERCHANGEABLE
TESTER,SPRING RESILIENCY
LKG05
6635-00-705-5469INTERCHANGEABLE
TESTER,SPRING RESILIENCY
6635-00-730-8603INTERCHANGEABLE
TESTER,SPRING RESILIENCY
6635-00-791-5915INTERCHANGEABLE
TESTER,SPRING RESILIENCY

Frequently Asked Questions

What is NSN 6635-00-790-0733?

NSN 6635-00-790-0733 is a Tester,spring Resiliency, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6635 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6635-00-790-0733?

NSN 6635-00-790-0733 has 4 cross-referenced part numbers: MILT43560 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A-A-59400-1B1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-59400 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 719-20MRP (Ametek Inc.).

What NSN replaces 6635-00-790-0733?

There are 12 known substitutes for 6635-00-790-0733: 6635-00-182-7534, 6635-00-449-3750, 6635-00-498-7910 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILT43560?

Key specifications for MILT43560: Torque Indicating Wrench Usage Feature: NOT INCLUDED; Unit Type: WEIGHING SCALE; Load Receiver Type: HOOK AND PUSH ROD; Mounting Method: PORTABLE. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6635-00-790-0733 still in active supply?

NSN 6635-00-790-0733 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.
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