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19745 — HOLDER,ELECTRICAL CONTACT RING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

19745: HOLDER,ELECTRICAL CONTACT RING.

The HOLDER,ELECTRICAL CONTACT RING is a the manufacturer industrial component. Key specifications include width: 0.750 INCHES NOMINAL IN, length: 1.188 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.250 INCHES NOMINAL IN, top_style: FLAT, body_style: RECTANGULAR COMMUTATOR. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-036-1699, 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
19745
NSN: 4820-00-036-1699
NIINs: 000361699, 005520588, 008177862, 010298693, 014788714
FSC: 4820 — Valves, Nonpowered
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
width0.750 INCHES NOMINAL IN
length1.188 INCHES NOMINAL IN
materialELECTROGRAPHITIC
thickness0.250 INCHES NOMINAL IN
top_styleFLAT
body_styleRECTANGULAR COMMUTATOR
outside_diameter6.750 INCHES NOMINAL IN
peripheral_speed8000 FEET PER MINUTE FT
special_featuresMATERIAL: FIBER
style_designatorONE PIECE
brush_shunt_length2.250 INCHES NOMINAL SINGLE SHUNT IN
contact_face_styleFLAT
NSN4820-00-036-1699
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 19745 · OEM ⚠ 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
KEY FEATURES
•
OUTSIDE DIAMETER: 6.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT
•
MATERIAL THICKNESS: 0.026 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER6.750 INCHES NOMINAL IN
STYLE DESIGNATORFLAT
MATERIAL THICKNESS0.026 INCHES NOMINAL IN
SPECIAL FEATURESMATERIAL: FIBER
CENTER HOLE DIAMETER1.000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 5
19745-94Reference document
Same NSN cross-reference
Reference document — Secondary reference
8112NPC16Reference document
Same NSN cross-reference
Reference document — Secondary reference
29614N P/N 1974594Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1JH512PC108Reference document
Same NSN cross-reference
Reference document — Secondary reference
N1974594Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 19745?
19745 is a HOLDER,ELECTRICAL CONTACT RING.
What parts can replace 19745?
There are 5 known substitutes for 19745: 19745-94, 8112NPC16, 29614N P/N 1974594 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 19745?
19745 is cataloged in the U.S. Government catalog under NSN 4820-00-036-1699. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.