PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28-6-2Adapter,straight,pipe to Hose

Parker-Hannifin Corp Div Fluid System Connector Division · NSN 4730-01-274-8401 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-274-8401 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-274-8401. Primary manufacturer part number: 28-6-2.
Features
  • Adapter,straight,pipe to Hose — FSC 4730
  • Connection Type: THREADED EXTERNAL HOSE SECOND END
  • Nominal Inside Diameter Hose Accommodated: 0.250 INCHES SECOND END IN
  • Thread Series Designator: NPT FIRST END
  • Nominal Overall Length: 0.938 INCHES IN
  • Nominal Thread Size: 0.125 INCHES FIRST END IN
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
  • Material: COPPER ALLOY OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-01-274-8401, 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 Parker-Hannifin Corp Div Fluid System Connector Division. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-01-274-8401
Primary Part Number28-6-2
Item NameAdapter,straight,pipe to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerParker-Hannifin Corp Div Fluid System Connector Division
StatusCANCELLED
Connection TypeTHREADED EXTERNAL HOSE SECOND END
Nominal Inside Diameter Hose Accommodated0.250 INCHES SECOND END IN
Thread Series DesignatorNPT FIRST END
Nominal Overall Length0.938 INCHES IN
Nominal Thread Size0.125 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL PIPE FIRST END
MaterialCOPPER ALLOY OVERALL
Connection StyleBARBED OR BEADED (HOSE) SECOND END
Connection StylePLAIN (PIPE) FIRST END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5325-00-171-4688 INTERCHANGEABLE
Grommet,nonmetallic
4730-00-233-998070-1453-4 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Department of Defense Project Manager-Mobile Electric Power
1680-00-536-8399B2862 INTERCHANGEABLE
Bracket,actuator Sw
Aerocontrolex Group, Inc. Div Talley Actuators
5935-00-646-58972862 INTERCHANGEABLE
Connector,plug,electrical
Cooper Wiring Devices Inc.
2520-00-734-81692862 INTERCHANGEABLE
Fork Clutch Release
Eaton Corp Transmission Div
2530-00-999-8981 INTERCHANGEABLE
Cylinder
4940-01-033-6611 INTERCHANGEABLE
Holder,flexible
6515-01-041-98142862 INTERCHANGEABLE
Catheter and Needle Unit,intrave
Becton Dickinson and Co Acutecare Div
5940-01-211-50181268C INTERCHANGEABLE
Terminal,quick Disconnect
Pacific Industrial Components, Inc.
5307-01-324-8407286-2 INTERCHANGEABLE
Stud,self-Locking
Knowles Mfg Co
Cross-Reference Index
Part NumberManufacturer
OHE0452-06M1 Bae Systems Land & Armaments L.p. (USA)
OHE0452-06M1 Amz Alabama Inc. (USA)
28-6-2 PRIMARY Parker-Hannifin Corp Div Fluid System Connector Division (USA)
70-1453-3 Department of Defense Project Manager-Mobile Electric Power (USA)
70-1453 Department of Defense Project Manager-Mobile Electric Power (USA)
OHE0452-06M1 Bae Systems Survivability Systems Llc (USA)
Related Parts
5325-00-171-4688INTERCHANGEABLE
GROMMET,NONMETALLIC
4730-00-233-9980INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
70-1453-4
1680-00-536-8399INTERCHANGEABLE
BRACKET,ACTUATOR SW
B2862
5935-00-646-5897INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2862
2520-00-734-8169INTERCHANGEABLE
FORK CLUTCH RELEASE
2862
2530-00-999-8981INTERCHANGEABLE
CYLINDER
4940-01-033-6611INTERCHANGEABLE
HOLDER,FLEXIBLE
6515-01-041-9814INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
2862
5940-01-211-5018INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
1268C
5307-01-324-8407INTERCHANGEABLE
STUD,SELF-LOCKING
286-2
6540-01-550-2840INTERCHANGEABLE
IMMERSION UPGRADE,OCULAR
IM
5330-01-563-8182INTERCHANGEABLE
GASKET
2862

Frequently Asked Questions

What is NSN 4730-01-274-8401?

NSN 4730-01-274-8401 is a Adapter,straight,pipe to Hose, manufactured by Parker-Hannifin Corp Div Fluid System Connector Division, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-01-274-8401?

NSN 4730-01-274-8401 has 6 cross-referenced part numbers: OHE0452-06M1 (Bae Systems Land & Armaments L.p.), OHE0452-06M1 (Amz Alabama Inc.), 28-6-2 (Parker-Hannifin Corp Div Fluid System Connector Division), 70-1453-3 (Department of Defense Project Manager-Mobile Electric Power), 70-1453 (Department of Defense Project Manager-Mobile Electric Power) and 1 more.

What NSN replaces 4730-01-274-8401?

There are 12 known substitutes for 4730-01-274-8401: 5325-00-171-4688, 4730-00-233-9980, 1680-00-536-8399 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28-6-2?

Key specifications for 28-6-2: Connection Type: THREADED EXTERNAL HOSE SECOND END; Nominal Inside Diameter Hose Accommodated: 0.250 INCHES SECOND END IN; Thread Series Designator: NPT FIRST END; Nominal Overall Length: 0.938 INCHES IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-01-274-8401 still in active supply?

NSN 4730-01-274-8401 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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