PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A472Block,mounting,actu

Simmonds Precision Products Inc · NSN 1680-00-135-3256 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-135-3256 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-135-3256. Primary manufacturer part number: A472.
Features
  • Block,mounting,actu — FSC 1680
  • 1 verified cross-reference
  • Primary manufacturer: Simmonds Precision Products Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Block,mounting,actu, cataloged under National Stock Number 1680-00-135-3256, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Simmonds Precision Products Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBlock,mounting,actu
FSC / FSG1680 — No Item Name Available (FSG 16)
ManufacturersSimmonds Precision Products Inc (CAGE 12511)
Technical Specifications
ParameterValue
NSN1680-00-135-3256
Primary Part NumberA472
Item NameBlock,mounting,actu
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerSimmonds Precision Products Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2825-00-145-2313A47-2 INTERCHANGEABLE
Guide,knife
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
3455-00-231-3510 INTERCHANGEABLE
Cutter,milling,side
5915-00-406-96800N118168 INTERCHANGEABLE
Filter,radio Frequency Interfere
National Security Agency
5930-00-701-7665A472 INTERCHANGEABLE
Washer,beam Contact
Unison Industries Llc
2530-00-737-5387 INTERCHANGEABLE
Brake Drum
2530-01-236-4705A-47-2 INTERCHANGEABLE
Housing,steering Column
Eaton Corporation Div Eaton Fluid Power
Cross-Reference Index
Part NumberManufacturer
A472 PRIMARY Simmonds Precision Products Inc (USA)
Related Parts
2825-00-145-2313INTERCHANGEABLE
GUIDE,KNIFE
A47-2
3455-00-231-3510INTERCHANGEABLE
CUTTER,MILLING,SIDE
5915-00-406-9680INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
0N118168
5930-00-701-7665INTERCHANGEABLE
WASHER,BEAM CONTACT
A472
2530-00-737-5387INTERCHANGEABLE
BRAKE DRUM
2530-01-236-4705INTERCHANGEABLE
HOUSING,STEERING COLUMN
A-47-2

Frequently Asked Questions

What is NSN 1680-00-135-3256?

NSN 1680-00-135-3256 is a Block,mounting,actu, manufactured by Simmonds Precision Products Inc, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-135-3256?

NSN 1680-00-135-3256 has 1 cross-referenced part number: A472 (Simmonds Precision Products Inc).

What NSN replaces 1680-00-135-3256?

There are 6 known substitutes for 1680-00-135-3256: 2825-00-145-2313, 3455-00-231-3510, 5915-00-406-9680 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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