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N53A2074 — Technical Data Sheet

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— · 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

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, temp_rating: 240.0 FAHRENHEIT NOMINAL DEGF, media_for_which_designed: STEAM, material_document_and_classification: QQ-S-763, CLASS 303, COND A FED SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-00-056-2422, 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
N53A2074
NSN: 4820-00-056-2422
FSC: 4820
CAGE: 0BR59 — SIEMENS GOVERNMENT TECHNOLOGIES, INC. DBA SGT DRESSER-RAND DIV SGT DRESSER-RAND (USA)
SPECIFICATIONS
materialSTEEL COMP 303
temp_rating240.0 FAHRENHEIT NOMINAL DEGF
media_for_which_designedSTEAM
material_document_and_classificationQQ-S-763, CLASS 303, COND A FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-00-056-2422
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N53A2074 · 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
•
MEDIA FOR WHICH DESIGNED: STEAM
•
TEMP RATING: 240.0 FAHRENHEIT NOMINAL DEGF
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CLASS 303, COND A FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: STEEL COMP 303
TECHNICAL CHARACTERISTICS
MEDIA FOR WHICH DESIGNEDSTEAM
TEMP RATING240.0 FAHRENHEIT NOMINAL DEGF
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 303, COND A FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 303
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
N68A2511InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
NH-7472InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
942060InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A2074InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
B2074InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
830InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N53A2074?
N53A2074 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace N53A2074?
There are 14 known substitutes for N53A2074: N68A2511, NH-7472, 942060 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N53A2074?
N53A2074 is cataloged in the Federal Logistics Information System under NSN 4820-00-056-2422. 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: September 2026