PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

601A3-4Trap,steam

Itt Fluid Technology Corp Itt Mcdonnell and Miller · NSN 4730-00-813-7344 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-813-7344 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-813-7344. Primary manufacturer part number: 601A3-4.
Features
  • Trap,steam — FSC 4730
  • Material: STEEL CORROSION RESISTING WORKING PARTS
  • Rated Capacity at Maximum Working Pressure: 460.0 POUNDS OF WATER PER HOUR LBS
  • Maximum Steam Working Pressure: ERR-060
  • Material: STEEL CORROSION RESISTING VALVE SEAT
  • Inlet Connection Type: FEMALE IRON PIPE
  • Design Type: INVERTED BUCKET
  • Material: STEEL BODY
Applications
  • Applications requiring Steel Corrosion Resisting Working Parts construction
General Description

The Trap,steam, cataloged under National Stock Number 4730-00-813-7344, 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 Itt Fluid Technology Corp Itt Mcdonnell and Miller. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-813-7344
Primary Part Number601A3-4
Item NameTrap,steam
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerItt Fluid Technology Corp Itt Mcdonnell and Miller
StatusCANCELLED
MaterialSTEEL CORROSION RESISTING WORKING PARTS
Rated Capacity at Maximum Working Pressure460.0 POUNDS OF WATER PER HOUR LBS
Maximum Steam Working PressureERR-060
MaterialSTEEL CORROSION RESISTING VALVE SEAT
Inlet Connection TypeFEMALE IRON PIPE
Design TypeINVERTED BUCKET
MaterialSTEEL BODY
MaterialSTEEL CAP
Body DesignSTRAIGHT HORIZONTAL PATTERN
Thread DirectionRIGHT-HAND BOTH INLET AND OUTLET
Outlet Connection TypeFEMALE IRON PIPE
Screw Thread Series DesignatorNPT BOTH INLET AND OUTLET
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-287-333259066D104-19 INTERCHANGEABLE
Valve,globe
Chief of Engineers Dept of Army
3120-00-363-762314U1015PCDA6234 INTERCHANGEABLE
Bearing,sleeve
Naval Ship Systems Command
5950-00-645-6450 INTERCHANGEABLE
Coil Assembly,radio Frequency
4510-01-037-9187 INTERCHANGEABLE
Tailpiece,waste Drain
5331-01-044-1604581R130H18 INTERCHANGEABLE
O-Ring
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
2540-01-156-9740918656 INTERCHANGEABLE
Mirror Assembly,rearview
General Motors Llc Dba General Motors Llc
4330-01-228-4355 INTERCHANGEABLE
Filter,fluid
3110-01-297-4733 INTERCHANGEABLE
Bearing,roller,needle
7025-01-362-55326234 INTERCHANGEABLE
Disk Drive Unit
Data General Corporation
5130-01-397-96636236 INTERCHANGEABLE
Saw,band,electric,portable
Milwaukee Electric Tool Corp Dba Milwaukee Electric Tools
Cross-Reference Index
Part NumberManufacturer
32173 Armstrong International Inc Dba Armstrong Machine Works (USA)
601A3-4 PRIMARY Itt Fluid Technology Corp Itt Mcdonnell and Miller (USA)
62 3-4 PRIMARY Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA)
Related Parts
4820-00-287-3332INTERCHANGEABLE
VALVE,GLOBE
59066D104-19
3120-00-363-7623INTERCHANGEABLE
BEARING,SLEEVE
14U1015PCDA6234
5950-00-645-6450INTERCHANGEABLE
COIL ASSEMBLY,RADIO FREQUENCY
4510-01-037-9187INTERCHANGEABLE
TAILPIECE,WASTE DRAIN
5331-01-044-1604INTERCHANGEABLE
O-RING
581R130H18
2540-01-156-9740INTERCHANGEABLE
MIRROR ASSEMBLY,REARVIEW
918656
4330-01-228-4355INTERCHANGEABLE
FILTER,FLUID
3110-01-297-4733INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
7025-01-362-5532INTERCHANGEABLE
DISK DRIVE UNIT
6234
5130-01-397-9663INTERCHANGEABLE
SAW,BAND,ELECTRIC,PORTABLE
6236
4820-01-441-5814INTERCHANGEABLE
VALVE,CHECK
5985-01-504-5794INTERCHANGEABLE
SEAL,WAVEGUIDE
H00637-000

Frequently Asked Questions

What is NSN 4730-00-813-7344?

NSN 4730-00-813-7344 is a Trap,steam, manufactured by Itt Fluid Technology Corp Itt Mcdonnell and Miller, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-813-7344?

NSN 4730-00-813-7344 has 3 cross-referenced part numbers: 32173 (Armstrong International Inc Dba Armstrong Machine Works), 601A3-4 (Itt Fluid Technology Corp Itt Mcdonnell and Miller), 62 3-4 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters).

What NSN replaces 4730-00-813-7344?

There are 12 known substitutes for 4730-00-813-7344: 4820-00-287-3332, 3120-00-363-7623, 5950-00-645-6450 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 601A3-4?

Key specifications for 601A3-4: Material: STEEL CORROSION RESISTING WORKING PARTS; Rated Capacity at Maximum Working Pressure: 460.0 POUNDS OF WATER PER HOUR LBS; Maximum Steam Working Pressure: ERR-060; Material: STEEL CORROSION RESISTING VALVE SEAT. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-813-7344 still in active supply?

NSN 4730-00-813-7344 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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