PartsTable
Technical Data Sheet
A4973 ✓ Verified by PartsTable
Hasbro · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The VALVE,AIR VENTING,STEAM is a Hasbro industrial component. Key specifications include material: COPPER ALLOY, valve_type: STEAM RADIATOR AIR VENT, valve_shape: VERTICAL STRAIGHT, overall_length: 5.000 INCHES NOMINAL IN, overall_diameter: 1.375 INCHES NOMINAL IN, surface_treatment: ENAMEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-00-773-6329, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
A4973
NSN: 4520-00-773-6329
FSC: 4520
CAGE: 28960 — ITT FLUID TECHNOLOGY CORP ITT MCDONNELL AND MILLER (USA)
SPECIFICATIONS
materialCOPPER ALLOY
valve_typeSTEAM RADIATOR AIR VENT
valve_shapeVERTICAL STRAIGHT
overall_length5.000 INCHES NOMINAL IN
overall_diameter1.375 INCHES NOMINAL IN
surface_treatmentENAMEL
operating_pressure50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
valve_connection_size0.250 INCHES IN
valve_air_return_preventionREQUIRED
valve_water_pressure_positionCLOSED
NSN4520-00-773-6329
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Hasbro VALVE,AIR VENTING,STEAM TITLE COMPONENT PN A4973 MFR Hasbro VALVE,AIR VENTING,STEA
KEY FEATURES
VALVE WATER PRESSURE POSITION: CLOSED
VALVE TYPE: STEAM RADIATOR AIR VENT
OVERALL DIAMETER: 1.375 INCHES NOMINAL IN
OPERATING PRESSURE: 50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
MATERIAL: COPPER ALLOY
SURFACE TREATMENT: ENAMEL
VALVE SHAPE: VERTICAL STRAIGHT
VALVE CONNECTION SIZE: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
VALVE WATER PRESSURE POSITIONCLOSED
VALVE TYPESTEAM RADIATOR AIR VENT
OVERALL DIAMETER1.375 INCHES NOMINAL IN
OPERATING PRESSURE50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
MATERIALCOPPER ALLOY
SURFACE TREATMENTENAMEL
VALVE SHAPEVERTICAL STRAIGHT
VALVE CONNECTION SIZE0.250 INCHES IN
OVERALL LENGTH5.000 INCHES NOMINAL IN
VALVE AIR RETURN PREVENTIONREQUIRED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
7-91Interchangeable
interchangeable cross-reference
interchangeable
76027Interchangeable
interchangeable cross-reference
interchangeable
D86Interchangeable
interchangeable cross-reference
interchangeable
G18180Interchangeable
interchangeable cross-reference
interchangeable
9606TESTERInterchangeable
interchangeable cross-reference
interchangeable
HSP916Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy A4973?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is A4973?
A4973 is a VALVE,AIR VENTING,STEAM manufactured by Hasbro.
What parts can replace A4973?
There are 13 known substitutes for A4973: 7-91, 76027, D86 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A4973?
A4973 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4520-00-773-6329. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — A4973