PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21581Retainer Assembly,air Conditione

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 4130-01-095-4187 · FSC 4130 · No Item Name Available
Verified by PartsTable
NSN 4130-01-095-4187 — this item is cataloged by the U.S. Government under National Stock Number 4130-01-095-4187. Primary manufacturer part number: 21581.
Features
  • Retainer Assembly,air Conditione — FSC 4130
  • FSC Application Data: REFRIGERATION AND AIR CONDITIONING COMPONENTS
  • 1 verified cross-reference
  • Primary manufacturer: Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Retainer Assembly,air Conditione, cataloged under National Stock Number 4130-01-095-4187, is classified within Federal Supply Class 4130 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4130-01-095-4187
Primary Part Number21581
Item NameRetainer Assembly,air Conditione
FSC / FSG4130 / 41 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
FSC Application DataREFRIGERATION AND AIR CONDITIONING COMPONENTS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2990-00-451-483949135 INTERCHANGEABLE
Arrester,spark Exhaust
Cummins Filtration Inc.
6625-00-532-2992 INTERCHANGEABLE
Gear Assy,generator
5310-00-584-759421581 INTERCHANGEABLE
Nut,plain,hexagon
Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis
5310-00-637-053421581-01 INTERCHANGEABLE
Nut,plain,round
Ge Aviation Systems Llc
3040-01-182-5417 INTERCHANGEABLE
Hub Assembly
5325-01-518-0836 INTERCHANGEABLE
Fastener,snapslide
5340-01-555-305521581 INTERCHANGEABLE
Cover,protective,dust and Moistu
L3harris Technologies, Inc Div Space & Airborne Systems
3895-01-697-2717P-LP-325 INTERCHANGEABLE
Reel System,hose
Coxwells Inc Dba Coxreels
Cross-Reference Index
Part NumberManufacturer
21581 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
Related Parts
2990-00-451-4839INTERCHANGEABLE
ARRESTER,SPARK EXHAUST
49135
6625-00-532-2992INTERCHANGEABLE
GEAR ASSY,GENERATOR
5310-00-584-7594INTERCHANGEABLE
NUT,PLAIN,HEXAGON
21581
5310-00-637-0534INTERCHANGEABLE
NUT,PLAIN,ROUND
21581-01
3040-01-182-5417INTERCHANGEABLE
HUB ASSEMBLY
5325-01-518-0836INTERCHANGEABLE
FASTENER,SNAPSLIDE
5340-01-555-3055INTERCHANGEABLE
COVER,PROTECTIVE,DUST AND MOISTU
21581
3895-01-697-2717INTERCHANGEABLE
REEL SYSTEM,HOSE
P-LP-325

Frequently Asked Questions

What is NSN 4130-01-095-4187?

NSN 4130-01-095-4187 is a Retainer Assembly,air Conditione, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 4130 (No Item Name Available). Status: active.

What are the part numbers for NSN 4130-01-095-4187?

NSN 4130-01-095-4187 has 1 cross-referenced part number: 21581 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems).

What NSN replaces 4130-01-095-4187?

There are 8 known substitutes for 4130-01-095-4187: 2990-00-451-4839, 6625-00-532-2992, 5310-00-584-7594 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21581?

Key specifications for 21581: End Item Identification: 4120010686904,E3A; FSC Application Data: REFRIGERATION AND AIR CONDITIONING COMPONENTS. 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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