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NB104 — NB104

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

NB104: NB104.

The NB104 is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY NUT, nut_style: PLATE, nut_height: 0.437 INCHES NOMINAL IN, nut_length: 1.562 INCHES NOMINAL IN, plate_width: 0.875 INCHES NOMINAL IN, thread_class: 2B. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-404-7125, 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
MRO→ MRO_GENERAL→ NB104
NSN: 4820-00-404-7125
NIINs: 004047125, 006904233, 010748894
FSC: 4820 — Valves, Nonpowered
CAGE: 59309 — MCC HOLDINGS, INC. DBA CRANE VALVE NORTH AMERICA DIV CRANE CHEMPHARMA & ENERGY (USA)
SPECIFICATIONS
materialCOPPER ALLOY NUT
nut_stylePLATE
nut_height0.437 INCHES NOMINAL IN
nut_length1.562 INCHES NOMINAL IN
plate_width0.875 INCHES NOMINAL IN
thread_class2B
terminal_typeSOLDER POST
thread_seriesUNIFIED NATIONAL COARSE (UNC)
overall_height2.658 INCHES MINIMUM AND 2.668 INCHES MAXIMUM IN
plate_thickness0.361 INCHES NOMINAL IN
style_designatorPLAIN
thread_directionRIGHT-HAND
NSN4820-00-404-7125
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: NB104 · 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
•
BODY OUTSIDE DIAMETER: 11.491 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 9.750 INCHES NOMINAL IN
•
MATERIAL: PLASTIC PHENOLIC AND RUBBER OVERALL
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.658 INCHES MINIMUM AND 2.668 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER11.491 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER9.750 INCHES NOMINAL IN
MATERIALPLASTIC PHENOLIC AND RUBBER OVERALL
SEAT ANGLE IN DEG45.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NB104?
NB104 is a NB104. It is classified as a MRO (MRO_GENERAL).
What is the NSN for NB104?
NB104 is cataloged in the U.S. Government catalog under NSN 4820-00-404-7125. 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.