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748886-4 — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

748886-4: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, overall_length: 1.255 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN, inside_diameter: 1.350 INCHES NOMINAL IN, outside_diameter: 1.395 INCHES MINIMUM AND 1.405 INCHES MAXIMUM IN, special_features: HARDNESS 68R30TMIN;HS454, end_item_identification: F-18 E/F. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-468-1502, 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
748886-4
NSN: 4810-01-468-1502
FSC: 4810 — Valves, Powered
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
overall_length1.255 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN
inside_diameter1.350 INCHES NOMINAL IN
outside_diameter1.395 INCHES MINIMUM AND 1.405 INCHES MAXIMUM IN
special_featuresHARDNESS 68R30TMIN;HS454
end_item_identificationF-18 E/F
NSN4810-01-468-1502
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 748886-4 · 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
•
OUTSIDE DIAMETER: 1.395 INCHES MINIMUM AND 1.405 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 1.350 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER1.395 INCHES MINIMUM AND 1.405 INCHES MAXIMUM IN
OVERALL LENGTH1.255 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN
INSIDE DIAMETER1.350 INCHES NOMINAL IN
SPECIAL FEATURESHARDNESS 68R30TMIN;HS454
END ITEM IDENTIFICATIONF-18 E/F
MATERIALALUMINUM ALLOY
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 748886-4?
748886-4 is a PISTON,VALVE.
What is the NSN for 748886-4?
748886-4 is cataloged in the U.S. Government catalog under NSN 4810-01-468-1502. 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.