PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS5174-0606Reducer,boss

Sae International Dba Sae International · NSN 4730-00-187-0486 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-187-0486 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-187-0486. Primary manufacturer part number: AS5174-0606.
Features
  • Reducer,boss — FSC 4730
  • 23 verified cross-references
  • Primary manufacturer: Sae International Dba Sae International
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Reducer,boss, cataloged under National Stock Number 4730-00-187-0486, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Sae International Dba Sae International. This item has 23 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameReducer,boss
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersSae International Dba Sae International (CAGE 0U583); Crown Fitting Co Inc (CAGE 22995); Society of Automotive Engineers Inc (CAGE 81343); Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (CAGE 14798); Hamilton Sundstrand Corporation (CAGE 99167)
Technical Specifications
ParameterValue
NSN4730-00-187-0486
Primary Part NumberAS5174-0606
Item NameReducer,boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
2810-00-119-0464100353 INTERCHANGEABLE
Tube,oil Drain,turbine Engine
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
4730-00-231-3908AS4855-06 INTERCHANGEABLE
Elbow,pipe
Sae International Dba Sae International
4820-00-262-875700537-20 INTERCHANGEABLE
Valve,check
Kidde Fire Fighting, Inc. Div National Foam
5962-01-087-5970 INTERCHANGEABLE
Microcircuit,digital
5360-01-127-0290100353 INTERCHANGEABLE
Spring
Huck International, Inc. Div Kingston Operations
5985-01-674-4686SFMP-5075+ INTERCHANGEABLE
Attenuator,fixed
Scientific Components Corp Dba Mini-Circuits
Cross-Reference Index
Part NumberManufacturer
AS4841 Sae International Dba Sae International (USA)
AS5174-0606 PRIMARY Sae International Dba Sae International (USA)
MS24392-6 Crown Fitting Co Inc (USA)
AS5174-0606 Society of Automotive Engineers Inc (USA)
MS24392-6 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
682904 Hamilton Sundstrand Corporation (USA)
MS24392-6 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
4730008035693 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
AN815-6 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
MS24392-6 Parker Hannifin Corp Stratoflex Div Aircraft Fittings Opn (USA)
BACH50A50-6 The Boeing Company Div Defense (USA)
100353 Eaton Aerospace, Llc Dba Jackson South (USA)
MS24392-6 Satair A/s (DNK)
SAE-AS4841 Sae International Dba Sae International (USA)
MS24392-6 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
MS24392-6 Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA)
MS24392-6 Arlington Air Parts Inc (USA)
MS24392-6 Collins Engineering Corp (USA)
AS4841 Society of Automotive Engineers Inc (USA)
AN815-6 Satair A/s (DNK)
Related Parts
2810-00-119-0464INTERCHANGEABLE
TUBE,OIL DRAIN,TURBINE ENGINE
100353
4730-00-231-3908INTERCHANGEABLE
ELBOW,PIPE
AS4855-06
4820-00-262-8757INTERCHANGEABLE
VALVE,CHECK
00537-20
5962-01-087-5970INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5360-01-127-0290INTERCHANGEABLE
SPRING
100353
5985-01-674-4686INTERCHANGEABLE
ATTENUATOR,FIXED
SFMP-5075+

Frequently Asked Questions

What is NSN 4730-00-187-0486?

NSN 4730-00-187-0486 is a Reducer,boss, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-187-0486?

NSN 4730-00-187-0486 has 23 cross-referenced part numbers: AS4841 (Sae International Dba Sae International), AS5174-0606 (Sae International Dba Sae International), MS24392-6 (Crown Fitting Co Inc), AS5174-0606 (Society of Automotive Engineers Inc), MS24392-6 (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company) and 18 more.

What NSN replaces 4730-00-187-0486?

There are 6 known substitutes for 4730-00-187-0486: 2810-00-119-0464, 4730-00-231-3908, 4820-00-262-8757 and 3 more. Verify interchangeability with system specifications before substitution.

Is NSN 4730-00-187-0486 still in active supply?

NSN 4730-00-187-0486 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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