PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

030021Piston,dashpot

Woodward, Inc. · NSN 5342-00-528-8700 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-528-8700 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-528-8700. Primary manufacturer part number: 030021.
Features
  • Piston,dashpot — FSC 5342
  • General Characteristics Item Description: STEEL; O/A 1.186 MIN 1.1865 MAX IN. DIA 1.219 IN. DEEP; CYL SHAPE; 1 EA 0.2495 IN. MIN 0.2505 IN. MAX DIA MTG HOLE; USED AS COMPENSATING PISTON IN GOVERNOR; FSC APPL DIESEL ENG GENERATOR GOVERNOR ASSY IN
  • 5 verified cross-references
  • Primary manufacturer: Woodward, Inc.
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Piston,dashpot, cataloged under National Stock Number 5342-00-528-8700, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Woodward, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5342-00-528-8700
Primary Part Number030021
Item NamePiston,dashpot
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerWoodward, Inc.
StatusACTIVE
General Characteristics Item DescriptionSTEEL; O/A 1.186 MIN 1.1865 MAX IN. DIA 1.219 IN. DEEP; CYL SHAPE; 1 EA 0.2495 IN. MIN 0.2505 IN. MAX DIA MTG HOLE; USED AS COMPENSATING PISTON IN GOVERNOR; FSC APPL DIESEL ENG GENERATOR GOVERNOR ASSY IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4730-00-249-391713218E0058-4 INTERCHANGEABLE
Elbow,pipe
Cecom Lr Center
2530-00-493-7145129300053 INTERCHANGEABLE
Chamber,air Brake
Haldex Brake Products Corporation
5905-01-297-5793030021 INTERCHANGEABLE
Resistor,fixed,film
Miller Electric Mfg. Llc
4730-01-326-144103-0021 INTERCHANGEABLE
Coupling Half,quick Disconnect
Sweepster Attachments, Llc
6505-01-505-2382NDC63323-0026-05 INTERCHANGEABLE
Sodium Bicarbonate Injection
American Pharmaceutical Partners
Cross-Reference Index
Part NumberManufacturer
030021 PRIMARY Woodward, Inc. (USA)
030021A Woodward, Inc. (USA)
030021 Woodward, Inc. Div Fuel Systems and Controls (USA)
030021A Woodward, Inc. Div Fuel Systems and Controls (USA)
030021 Sterling Engine Co Inc (USA)
Related Parts
4730-00-249-3917INTERCHANGEABLE
ELBOW,PIPE
13218E0058-4
2530-00-493-7145INTERCHANGEABLE
CHAMBER,AIR BRAKE
129300053
5905-01-297-5793INTERCHANGEABLE
RESISTOR,FIXED,FILM
030021
4730-01-326-1441INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
03-0021
6505-01-505-2382INTERCHANGEABLE
SODIUM BICARBONATE INJECTION
NDC63323-0026-05

Frequently Asked Questions

What is NSN 5342-00-528-8700?

NSN 5342-00-528-8700 is a Piston,dashpot, manufactured by Woodward, Inc., classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-528-8700?

NSN 5342-00-528-8700 has 5 cross-referenced part numbers: 030021 (Woodward, Inc.), 030021A (Woodward, Inc.), 030021 (Woodward, Inc. Div Fuel Systems and Controls), 030021A (Woodward, Inc. Div Fuel Systems and Controls), 030021 (Sterling Engine Co Inc).

What NSN replaces 5342-00-528-8700?

There are 5 known substitutes for 5342-00-528-8700: 4730-00-249-3917, 2530-00-493-7145, 5905-01-297-5793 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 030021?

Key specifications for 030021: General Characteristics Item Description: STEEL; O/A 1.186 MIN 1.1865 MAX IN. DIA 1.219 IN. DEEP; CYL SHAPE; 1 EA 0.2495 IN. MIN 0.2505 IN. MAX DIA MTG HOLE; USED AS COMPENSATING PISTON IN GOVERNOR; FSC APPL DIESEL ENG GENERATOR GOVERNOR ASSY IN. 1 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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