631B983H01 — HEATING ELEMENT,ELECTRICAL,NONIM

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

631B983H01: HEATING ELEMENT,ELECTRICAL,NONIM.

HEATING ELEMENT,ELECTRICAL,NONIM. Key specifications include length: 16.125 INCHES NOMINAL16.125 INCHES NOMINAL IN, body_style: TUBULAR, SINGLE COIL DOUBLE TERMINALSTUBULAR, SINGLE COIL DOUBLE TERMINALS, terminal_length: 0.4375 INCHES NOMINAL0.4375 INCHES NOMINAL IN, thread_quantity: 32 PER INCH STUD32 PER INCH STUD, element_quantity: 11, special_features: ELEMENT IS U-SHAPED W/ 3/4IN. RADIUSELEMENT IS U-SHAPED W/ 3/4IN.

RADIUS IN. This part is cataloged in the U.S. Government catalog under NSN 4520-01-183-0549, 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

631B983H01

NSN: 4520-01-183-0549
FSC: 4520 — Space and Water Heating Equipment
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)

SPECIFICATIONS

length	16.125 INCHES NOMINAL16.125 INCHES NOMINAL IN
body_style	TUBULAR, SINGLE COIL DOUBLE TERMINALSTUBULAR, SINGLE COIL DOUBLE TERMINALS
terminal_length	0.4375 INCHES NOMINAL0.4375 INCHES NOMINAL IN
thread_quantity	32 PER INCH STUD32 PER INCH STUD
element_quantity	11
special_features	ELEMENT IS U-SHAPED W/ 3/4IN. RADIUSELEMENT IS U-SHAPED W/ 3/4IN. RADIUS IN
terminal_quantity	22
nominal_thread_size	0.190 INCHES STUD0.190 INCHES STUD IN
element_connection_style	HERMETICALLY SEALED STUDHERMETICALLY SEALED STUD
thread_series_designator	NPT STUDNPT STUD
NSN	4520-01-183-0549

COMPONENT DIAGRAM

KEY FEATURES

•

TERMINAL QUANTITY: 22

•

LENGTH: 16.125 INCHES NOMINAL16.125 INCHES NOMINAL IN

•

BODY STYLE: TUBULAR, SINGLE COIL DOUBLE TERMINALSTUBULAR, SINGLE COIL DOUBLE TERMINALS

•

TERMINAL LENGTH: 0.4375 INCHES NOMINAL0.4375 INCHES NOMINAL IN

•

ELEMENT CONNECTION STYLE: HERMETICALLY SEALED STUDHERMETICALLY SEALED STUD

•

NOMINAL THREAD SIZE: 0.190 INCHES STUD0.190 INCHES STUD IN

•

THREAD SERIES DESIGNATOR: NPT STUDNPT STUD

TECHNICAL CHARACTERISTICS

TERMINAL QUANTITY	22
LENGTH	16.125 INCHES NOMINAL16.125 INCHES NOMINAL IN
BODY STYLE	TUBULAR, SINGLE COIL DOUBLE TERMINALSTUBULAR, SINGLE COIL DOUBLE TERMINALS
TERMINAL LENGTH	0.4375 INCHES NOMINAL0.4375 INCHES NOMINAL IN
ELEMENT CONNECTION STYLE	HERMETICALLY SEALED STUDHERMETICALLY SEALED STUD
NOMINAL THREAD SIZE	0.190 INCHES STUD0.190 INCHES STUD IN
SPECIAL FEATURES	ELEMENT IS U-SHAPED W/ 3/4IN. RADIUSELEMENT IS U-SHAPED W/ 3/4IN. RADIUS IN
THREAD SERIES DESIGNATOR	NPT STUDNPT STUD
THREAD QUANTITY	32 PER INCH STUD32 PER INCH STUD
ELEMENT QUANTITY	11

OTHER ITEMS IN FSC 4520 — Space and Water Heating Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4520-00-000-0098 4520-00-000-0099 4520-00-001-1240 4520-00-001-3518 4520-00-001-3519 4520-00-001-6052 4520-00-001-6298 4520-00-001-7726

SUBSTITUTES & CROSS-REFERENCES 2

619J142-72Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

631B98H01Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 631B983H01?

631B983H01 is a HEATING ELEMENT,ELECTRICAL,NONIM.

What parts can replace 631B983H01?

There are 2 known substitutes for 631B983H01: 619J142-72, 631B98H01. Substitute compatibility should be verified for your specific system.

What is the NSN for 631B983H01?

631B983H01 is cataloged in the U.S. Government catalog under NSN 4520-01-183-0549. This indicates validated use in U.S. government and defense supply chains.

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631B983H01 — HEATING ELEMENT,ELECTRICAL,NONIM

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