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45-442 ✓ Verified by PartsTable
GBC · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

Designed for the GBC ThermaBind system, Standard Thermal Binding Covers give a stylish ‘perfect bound’ look to documents. They combine a transparent PVC front to display the title page clearly and a white silk-finish back, forming a totally secure spine with permanently bound pages, and are available in a wide range of sizes to bind up to 440 sheets. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-124-8451, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
45-442
NSN: 4810-00-124-8451
FSC: 4810
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialSTEEL BODY
lens_colorRED
overall_width2.000 INCHES NOMINAL IN
overall_height0.969 INCHES NOMINAL IN
overall_length6.000 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
lens_transparencyTRANSPARENT
lens_surface_conditionRIBBED FACE
lens_type_and_quantity1 FLAT, RECTANGULAR, FRAMED
end_item_identificationUSNS HENRY J. KAISER CLASS TAO, KILAUEA CLASS T-AE 26
voltage_rating_in_volts12.0 DC NOMINAL
wiring_provision_methodINDIVIDUAL WIRE
NSN4810-00-124-8451
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 45-442 · GBC ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
271REDInterchangeable
interchangeable cross-reference
interchangeable
45442Interchangeable
interchangeable cross-reference
interchangeable
NAVAL REPAIR PARTInterchangeable
interchangeable cross-reference
interchangeable
840-2-4Interchangeable
interchangeable cross-reference
interchangeable
30 D2Interchangeable
interchangeable cross-reference
interchangeable
84024K-2 1/2INInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 45-442?
45-442 is a SWITCH,THERMOSTATIC manufactured by GBC.
What parts can replace 45-442?
There are 11 known substitutes for 45-442: 271RED, 45442, NAVAL REPAIR PART and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 45-442?
45-442 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-124-8451. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026