PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100621Retainer,cylinder Assembly

Woodward Hrt Inc · NSN 1650-00-955-9620 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-955-9620 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-955-9620. Primary manufacturer part number: 100621.
Features
  • Retainer,cylinder Assembly — FSC 1650
  • General Characteristics Item Description: ALUMINUM ALLOY 2024 T4,QQ&A&268,1.750 IN. D,1.250 IN. LG IN
  • FSC Application Data: AIRCRAFT HYDRAULIC SYSTEM
  • 1 verified cross-reference
  • Primary manufacturer: Woodward Hrt Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Retainer,cylinder Assembly, cataloged under National Stock Number 1650-00-955-9620, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Woodward Hrt Inc. Government technical data includes 2 verified specifications, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-955-9620
Primary Part Number100621
Item NameRetainer,cylinder Assembly
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerWoodward Hrt Inc
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY 2024 T4,QQ&A&268,1.750 IN. D,1.250 IN. LG IN
FSC Application DataAIRCRAFT HYDRAULIC SYSTEM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5950-00-005-2517920012-15 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
3110-00-100-30766382 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
6680-00-900-4070100621 INTERCHANGEABLE
Swivel,oxygen Regul
Metadure Parts & Sales, Inc.
5998-01-061-9345100621 INTERCHANGEABLE
Circuit Card Assembly
Logimetrics Inc
5340-01-194-6529100621 INTERCHANGEABLE
Clamp,loop
Gil, Inc.
Cross-Reference Index
Part NumberManufacturer
100621 PRIMARY Woodward Hrt Inc (USA)
Related Parts
5950-00-005-2517INTERCHANGEABLE
COIL,RADIO FREQUENCY
920012-15
3110-00-100-3076INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
6382
6680-00-900-4070INTERCHANGEABLE
SWIVEL,OXYGEN REGUL
100621
5998-01-061-9345INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
100621
5340-01-194-6529INTERCHANGEABLE
CLAMP,LOOP
100621

Frequently Asked Questions

What is NSN 1650-00-955-9620?

NSN 1650-00-955-9620 is a Retainer,cylinder Assembly, manufactured by Woodward Hrt Inc, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-955-9620?

NSN 1650-00-955-9620 has 1 cross-referenced part number: 100621 (Woodward Hrt Inc).

What NSN replaces 1650-00-955-9620?

There are 5 known substitutes for 1650-00-955-9620: 5950-00-005-2517, 3110-00-100-3076, 6680-00-900-4070 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100621?

Key specifications for 100621: General Characteristics Item Description: ALUMINUM ALLOY 2024 T4,QQ&A&268,1.750 IN. D,1.250 IN. LG IN; FSC Application Data: AIRCRAFT HYDRAULIC SYSTEM. 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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