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6513387 — RETAINER,SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6513387: RETAINER,SEAT,VALVE.

The RETAINER,SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 1.312 INCHES NOMINAL IN, inside_diameter: 1.250 INCHES NOMINAL IN, special_features: NEXT HIGHER ASSEMBLY 7249107, 5788149, end_item_identification: MK45 NSFS, PL5788149, valve_design_control_activity: 53711. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-613-3808, 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
6513387
NSN: 4820-01-613-3808
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL
overall_length1.312 INCHES NOMINAL IN
inside_diameter1.250 INCHES NOMINAL IN
special_featuresNEXT HIGHER ASSEMBLY 7249107, 5788149
end_item_identificationMK45 NSFS, PL5788149
valve_design_control_activity53711
material_document_and_classificationAISI 1015-1026 NATIONAL SPEC SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyRETAINER, CHECK VALVE
NSN4820-01-613-3808
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6513387 · 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 DOCUMENT AND CLASSIFICATION: AISI 1015-1026 NATIONAL SPEC SINGLE MATERIAL RESPONSE
•
INSIDE DIAMETER: 1.250 INCHES NOMINAL IN
•
VALVE DESIGN CONTROL ACTIVITY: 53711
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 1015-1026 NATIONAL SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.312 INCHES NOMINAL IN
INSIDE DIAMETER1.250 INCHES NOMINAL IN
SPECIAL FEATURESNEXT HIGHER ASSEMBLY 7249107, 5788149
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER, CHECK VALVE
VALVE DESIGN CONTROL ACTIVITY53711
END ITEM IDENTIFICATIONMK45 NSFS, PL5788149
MATERIALSTEEL
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6513387?
6513387 is a RETAINER,SEAT,VALVE.
What is the NSN for 6513387?
6513387 is cataloged in the U.S. Government catalog under NSN 4820-01-613-3808. 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.