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PartsTable / COMPONENT / A-1928 PIECE 33
A-1928 PIECE 33 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL COMP 304 OVERALL, special_features: FLANGED;THREADED EXTERNAL, seating_surface_shape: FLAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-198-1126, 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
A-1928 PIECE 33
NSN: 4820-01-198-1126
FSC: 4820
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 304 OVERALL
special_featuresFLANGED;THREADED EXTERNAL
seating_surface_shapeFLAT
NSN4820-01-198-1126
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A-1928 PIECE 33 · 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
•
MATERIAL: STEEL COMP 304 OVERALL
•
SEATING SURFACE SHAPE: FLAT
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 304 OVERALL
SPECIAL FEATURESFLANGED;THREADED EXTERNAL
SEATING SURFACE SHAPEFLAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
0BT3378Interchangeable
interchangeable cross-reference
interchangeable
3378Interchangeable
interchangeable cross-reference
interchangeable
755553Interchangeable
interchangeable cross-reference
interchangeable
A1928Interchangeable
interchangeable cross-reference
interchangeable
18-3-220Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-14652Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-1928 PIECE 33?
A-1928 PIECE 33 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace A-1928 PIECE 33?
There are 13 known substitutes for A-1928 PIECE 33: 0BT3378, 3378, 755553 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-1928 PIECE 33?
A-1928 PIECE 33 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-198-1126. 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