PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73689-1Retainer Assembly,valve

Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator · NSN 4820-01-092-8893 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-092-8893 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-092-8893. Primary manufacturer part number: 73689-1.
Features
  • Retainer Assembly,valve — FSC 4820
  • General Characteristics Item Description: STEEL PER ASTM-A5
  • 6 verified cross-references
  • Primary manufacturer: Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Retainer Assembly,valve, cataloged under National Stock Number 4820-01-092-8893, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Active.

Technical Specifications
ParameterValue
NSN4820-01-092-8893
Primary Part Number73689-1
Item NameRetainer Assembly,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
StatusACTIVE
General Characteristics Item DescriptionSTEEL PER ASTM-A5
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6145-00-481-1953 INTERCHANGEABLE
Cable,special Purpose,electrical
2540-00-488-93589-326-100150 INTERCHANGEABLE
Control Assembly,directional Sig
Grove U.s. Llc Dba Grove Us Llc
3020-00-640-269568C19465 INTERCHANGEABLE
Gear,spur
Textron Lycoming Inc Williamsport Plant
4820-00-996-1132572029 INTERCHANGEABLE
Spool,hydraulic Val
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
4820-01-085-741173687-1 INTERCHANGEABLE
Poppet Assembly,valve
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
5330-01-086-44624615SH959M INTERCHANGEABLE
Ring,wiper
Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps)
4820-01-086-8703NL2111-1 INTERCHANGEABLE
Cup,locking
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
3040-01-087-129473769 INTERCHANGEABLE
Ring,piston
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
4820-01-093-648573405 ITEM 49 INTERCHANGEABLE
Cup,locking
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
5305-01-121-255473405 ITEM 43 INTERCHANGEABLE
Screw,shoulder,valv
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
Cross-Reference Index
Part NumberManufacturer
NL2095-1 Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp (USA)
73683 Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
73405 Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
73405 ITEM 4 Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
NL2095-1 Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team (USA)
73689-1 PRIMARY Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
Related Parts
6145-00-481-1953INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
2540-00-488-9358INTERCHANGEABLE
CONTROL ASSEMBLY,DIRECTIONAL SIG
9-326-100150
3020-00-640-2695INTERCHANGEABLE
GEAR,SPUR
68C19465
4820-00-996-1132INTERCHANGEABLE
SPOOL,HYDRAULIC VAL
572029
4820-01-085-7411INTERCHANGEABLE
POPPET ASSEMBLY,VALVE
73687-1
5330-01-086-4462INTERCHANGEABLE
RING,WIPER
4615SH959M
4820-01-086-8703INTERCHANGEABLE
CUP,LOCKING
NL2111-1
3040-01-087-1294INTERCHANGEABLE
RING,PISTON
73769
4820-01-093-6485INTERCHANGEABLE
CUP,LOCKING
73405 ITEM 49
5305-01-121-2554INTERCHANGEABLE
SCREW,SHOULDER,VALV
73405 ITEM 43
4810-01-190-3624INTERCHANGEABLE
COUPLING,VALVE
4820-01-274-8418INTERCHANGEABLE
SEAT,VALVE
NL1188-1

Frequently Asked Questions

What is NSN 4820-01-092-8893?

NSN 4820-01-092-8893 is a Retainer Assembly,valve, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-092-8893?

NSN 4820-01-092-8893 has 6 cross-referenced part numbers: NL2095-1 (Pentair Valves & Controls Us Lp Div Flow Control Us Holding Corp), 73683 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 73405 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 73405 ITEM 4 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), NL2095-1 (Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team) and 1 more.

What NSN replaces 4820-01-092-8893?

There are 12 known substitutes for 4820-01-092-8893: 6145-00-481-1953, 2540-00-488-9358, 3020-00-640-2695 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 73689-1?

Key specifications for 73689-1: General Characteristics Item Description: STEEL PER ASTM-A5. 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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