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12858 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

12858: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, part_name_assigned_by_controlling_agency: SEAL,RING, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-036-1594, 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
12858
NSN: 4820-00-036-1594
NIINs: 000361594, 002710216, 011971730, 012244837
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
part_name_assigned_by_controlling_agencySEAL,RING
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN4820-00-036-1594
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 12858 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSTEEL;CONSISTS OF A DOUBLE FACED BLIND FLANGE VERTICALLY MOUNTED ON A HORIZONTAL MOUNTING FLANGE;1 ST BLIND FLANGE FACE,RAISED FLANGE DIA 4.375 IN.,RAISED FACED DIA 2.525 IN.,RAISED FACE H 0.110 IN.,FOUR 0.562 IN. DIA HOLES EQUALLY SPACED ON 3.250 IN. BC;TWO 0.625 IN. DIA HOLES EQUALLY SPACED ON 3.500 IN.BC;2ND FLANGE FACE RECESSED;RECESS DIA 2.535 IN.;RECESS DEPTH 0.225 IN.;O/A FLANGE THICKNESS 0.875 IN.;MOUNTING FLANGE DIA 3.375 IN.,THKNESS 0.575 IN.,RAISED FACE DIA 1.000 IN.,H 0.250IN.;FOUR 0.562 IN. DIA BOLT HOLES EQUALLY SPACED ON 2.213 IN. BC;RAISED FACE HAS 0.212 IN. DIA CENTER HOLE IN
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 12858?
12858 is a BEARING,BALL,ANNULAR.
What is the NSN for 12858?
12858 is cataloged in the U.S. Government catalog under NSN 4820-00-036-1594. This indicates validated use in U.S. government and defense supply chains.
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