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DF7501-101 FIND 16 — BODY,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DF7501-101 FIND 16: BODY,VALVE.

The BODY,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_length: 1.807 INCHES NOMINAL IN, end_item_identification: SEAWOLF CLASS SSN, valve_design_control_activity: 53711, valve_type_for_which_designed: BYPASS, material_document_and_classification: QQ-N-221 CLA,FORM 1,COND CD(SR) FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-421-9647, 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
DF7501-101 FIND 16
NSN: 4820-01-421-9647
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_length1.807 INCHES NOMINAL IN
end_item_identificationSEAWOLF CLASS SSN
valve_design_control_activity53711
valve_type_for_which_designedBYPASS
material_document_and_classificationQQ-N-221 CLA,FORM 1,COND CD(SR) FED SPEC SINGLE MATERIAL RESPONSE
NSN4820-01-421-9647
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DF7501-101 FIND 16 · 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
•
VALVE TYPE FOR WHICH DESIGNED: BYPASS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-221 CLA,FORM 1,COND CD(SR) FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE DESIGN CONTROL ACTIVITY: 53711
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDBYPASS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-221 CLA,FORM 1,COND CD(SR) FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.807 INCHES NOMINAL IN
VALVE DESIGN CONTROL ACTIVITY53711
END ITEM IDENTIFICATIONSEAWOLF CLASS SSN
MATERIALNICKEL ALLOY
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 1
593-6405216 FIND 16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 DF7501-101 FIND 16?
DF7501-101 FIND 16 is a BODY,VALVE.
What parts can replace DF7501-101 FIND 16?
There is 1 known substitute for DF7501-101 FIND 16: 593-6405216 FIND 16. Substitute compatibility should be verified for your specific system.
What is the NSN for DF7501-101 FIND 16?
DF7501-101 FIND 16 is cataloged in the U.S. Government catalog under NSN 4820-01-421-9647. 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.