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PartsTable / COMPONENT / A2074
A2074 ✓ Verified by PartsTable
— · 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 width: 0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, length: 1.125 INCHES NOMINAL IN, radius: 0.985 INCHES NOMINAL IN, material: STEEL OVERALL, thickness: 0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN, body_style: RECTANGULAR COMMUTATOR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) 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
A2074
NSN: 4820-00-056-2422
FSC: 4820
CAGE: 30828 — KROBACH MFG. CORP. DBA KROBACH MANUFACTURING CORP (USA)
SPECIFICATIONS
width0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
length1.125 INCHES NOMINAL IN
radius0.985 INCHES NOMINAL IN
materialSTEEL OVERALL
thickness0.247 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN
body_styleRECTANGULAR COMMUTATOR
bore_shapeSTRAIGHT
temp_rating240.0 FAHRENHEIT NOMINAL DEGF
bore_diameter12.00 MILLIMETERS NOMINAL MM
overall_width0.5000 INCHES NOMINAL IN
seal_quantity1
load_directionRADIAL
NSN4820-00-056-2422
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A2074 · 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 (FLIS)
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
N68A2511Interchangeable
interchangeable cross-reference
interchangeable
NH-7472Interchangeable
interchangeable cross-reference
interchangeable
942060Interchangeable
interchangeable cross-reference
interchangeable
A2074Interchangeable
interchangeable cross-reference
interchangeable
B2074Interchangeable
interchangeable cross-reference
interchangeable
830Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A2074?
A2074 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace A2074?
There are 14 known substitutes for A2074: N68A2511, NH-7472, 942060 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A2074?
A2074 is cataloged in the Federal Logistics Information System (FLIS) 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: July 2026