PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J-476 1-2INTrap,steam

Spirax Sarco Inc Dba Spirax Sarco · NSN 4730-00-541-5010 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-541-5010 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-541-5010. Primary manufacturer part number: J-476 1-2IN.
Features
  • Trap,steam — FSC 4730
  • Design Type: THERMOSTATIC
  • Body Design: STRAIGHT PATTERN
  • Outlet Connection Type: GROUND JOINT TAILPIECE W/UNION NUT
  • Inlet Connection Type: GROUND JOINT TAILPIECE W/UNION NUT
  • Material: STEEL CORROSION RESISTING WORKING PARTS
  • Reference Number Differentiating Characteristics: 1/2 IN. 150 PSI IN
  • Material: COPPER ALLOY BODY
Applications
  • Applications requiring Steel Corrosion Resisting Working Parts construction
General Description

The Trap,steam, cataloged under National Stock Number 4730-00-541-5010, 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 Spirax Sarco Inc Dba Spirax Sarco. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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
NSN4730-00-541-5010
Primary Part NumberJ-476 1-2IN
Item NameTrap,steam
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSpirax Sarco Inc Dba Spirax Sarco
StatusACTIVE
Design TypeTHERMOSTATIC
Body DesignSTRAIGHT PATTERN
Outlet Connection TypeGROUND JOINT TAILPIECE W/UNION NUT
Inlet Connection TypeGROUND JOINT TAILPIECE W/UNION NUT
MaterialSTEEL CORROSION RESISTING WORKING PARTS
Reference Number Differentiating Characteristics1/2 IN. 150 PSI IN
MaterialCOPPER ALLOY BODY
Maximum Steam Working PressureERR-060
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3030-00-050-7297 INTERCHANGEABLE
Belts,v,matched Set
5133-00-228-1385 INTERCHANGEABLE
Drill,twist
2805-00-277-42881A60411 INTERCHANGEABLE
Pin,piston
Napco International Llc Dba Napco International Inc
4320-00-398-780110099 INTERCHANGEABLE
Ring,wearing
Rps-Fl, Inc. Dba Rps Inc
6105-00-480-2721833937 INTERCHANGEABLE
Motor,alternating Current
Whirlpool Corp Dba Whirlpool Corp
5965-00-549-0220 INTERCHANGEABLE
Earphone Element
9390-00-616-084910099 INTERCHANGEABLE
Nonmetallic Rod
Itw Food Equipment Group Llc Dba Gaylord Industries
5330-01-181-490110099 INTERCHANGEABLE
Packing
M. E. Industries, Inc.
5360-01-190-217010099 INTERCHANGEABLE
Spring,flat
Woodward Hrt Inc
5331-01-323-1080 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
J-476 1-2IN Spirax Sarco Inc Dba Spirax Sarco (USA)
J-476 Spirax Sarco Inc Dba Spirax Sarco (USA)
D21479 Pentair Valves & Controls Us Lp Div Pentair Flow Control (USA)
10099 Majestic Handle Co (USA)
D917-350FIG350 Pentair Valves & Controls Us Lp Div Pentair Flow Control (USA)
Related Parts
3030-00-050-7297INTERCHANGEABLE
BELTS,V,MATCHED SET
5133-00-228-1385INTERCHANGEABLE
DRILL,TWIST
2805-00-277-4288INTERCHANGEABLE
PIN,PISTON
1A60411
4320-00-398-7801INTERCHANGEABLE
RING,WEARING
10099
6105-00-480-2721INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
833937
5965-00-549-0220INTERCHANGEABLE
EARPHONE ELEMENT
9390-00-616-0849INTERCHANGEABLE
NONMETALLIC ROD
10099
5330-01-181-4901INTERCHANGEABLE
PACKING
10099
5360-01-190-2170INTERCHANGEABLE
SPRING,FLAT
10099
5331-01-323-1080INTERCHANGEABLE
O-RING
5330-01-337-9425INTERCHANGEABLE
GASKET
100-99
5110-01-428-5547INTERCHANGEABLE
KNIFE,CRAFTSMAN'S
10-099

Frequently Asked Questions

What is NSN 4730-00-541-5010?

NSN 4730-00-541-5010 is a Trap,steam, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-541-5010?

NSN 4730-00-541-5010 has 5 cross-referenced part numbers: J-476 1-2IN (Spirax Sarco Inc Dba Spirax Sarco), J-476 (Spirax Sarco Inc Dba Spirax Sarco), D21479 (Pentair Valves & Controls Us Lp Div Pentair Flow Control), 10099 (Majestic Handle Co), D917-350FIG350 (Pentair Valves & Controls Us Lp Div Pentair Flow Control).

What NSN replaces 4730-00-541-5010?

There are 12 known substitutes for 4730-00-541-5010: 3030-00-050-7297, 5133-00-228-1385, 2805-00-277-4288 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J-476 1-2IN?

Key specifications for J-476 1-2IN: Design Type: THERMOSTATIC; Body Design: STRAIGHT PATTERN; Outlet Connection Type: GROUND JOINT TAILPIECE W/UNION NUT; Inlet Connection Type: GROUND JOINT TAILPIECE W/UNION NUT. 8 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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