PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28625Piston,regulator

Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems · NSN 1680-01-135-6136 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-01-135-6136 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-135-6136. Primary manufacturer part number: 28625.
Features
  • Piston,regulator — FSC 1680
  • General Characteristics Item Description: ALUMINUM ALLOY 6061-T651,PER QQ-A-225/8;FINISH,ANODIZE ALL SURFACES,COATING THICK 0.0003-0.0005 DIAMETRAL BUILDUP;3.900 IN. MIN,3.905 IN. MAX DIA;0.645 IN. MIN,0.655 IN. MAX H; IN
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Piston,regulator, cataloged under National Stock Number 1680-01-135-6136, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems. Government technical data includes 1 verified specification, 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
NSN1680-01-135-6136
Primary Part Number28625
Item NamePiston,regulator
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerEaton Corporation Dba Airframe Div Fuel & Motion Control Systems
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY 6061-T651,PER QQ-A-225/8;FINISH,ANODIZE ALL SURFACES,COATING THICK 0.0003-0.0005 DIAMETRAL BUILDUP;3.900 IN. MIN,3.905 IN. MAX DIA;0.645 IN. MIN,0.655 IN. MAX H; IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6210-00-313-9218 INTERCHANGEABLE
Lens,light
4810-00-351-658628625 INTERCHANGEABLE
Valve,linear,directional Control
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4720-00-769-667577B 1/4 ID INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
28625 PRIMARY Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems (USA)
Related Parts
6210-00-313-9218INTERCHANGEABLE
LENS,LIGHT
4810-00-351-6586INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
28625
4720-00-769-6675INTERCHANGEABLE
HOSE,NONMETALLIC
77B 1/4 ID

Frequently Asked Questions

What is NSN 1680-01-135-6136?

NSN 1680-01-135-6136 is a Piston,regulator, manufactured by Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-01-135-6136?

NSN 1680-01-135-6136 has 1 cross-referenced part number: 28625 (Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems).

What NSN replaces 1680-01-135-6136?

There are 3 known substitutes for 1680-01-135-6136: 6210-00-313-9218, 4810-00-351-6586, 4720-00-769-6675. Verify interchangeability with system specifications before substitution.

What are the specifications of 28625?

Key specifications for 28625: General Characteristics Item Description: ALUMINUM ALLOY 6061-T651,PER QQ-A-225/8;FINISH,ANODIZE ALL SURFACES,COATING THICK 0.0003-0.0005 DIAMETRAL BUILDUP;3.900 IN. MIN,3.905 IN. MAX DIA;0.645 IN. MIN,0.655 IN. MAX H; IN; End Item Identification: 1680010794075. 2 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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