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339804 — GUIDE,FUEL DUMP VALVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

339804: GUIDE,FUEL DUMP VALVE.

The GUIDE,FUEL DUMP VALVE is a the manufacturer industrial component. Key specifications include special_features: CRITICAL FEATURES,TOLERANCES,FIT RESTRICTIONS,MATERIAL PROPERTIES AND MANUFACTURING PROCESS, end_item_identification: VALVE ASSEMBLY,FUEL PART NO.340328, criticality_code_justification: FEAT, general_characteristics_item_description: CRES,1.940 IN. LG,0.595 IN.

THK,O/A IN. This part is cataloged in the U.S. Government catalog under NSN 5315-00-298-9159, 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
339804
NSN: 5315-00-298-9159
NIINs: 002989159, 005888795
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
special_featuresCRITICAL FEATURES,TOLERANCES,FIT RESTRICTIONS,MATERIAL PROPERTIES AND MANUFACTURING PROCESS
end_item_identificationVALVE ASSEMBLY,FUEL PART NO.340328
criticality_code_justificationFEAT
general_characteristics_item_descriptionCRES,1.940 IN. LG,0.595 IN. THK,O/A IN
NSN5315-00-298-9159
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 339804 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
KEY CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
HARDNESS RATING: 42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL
•
STARTING EDGE SHAPE: CHAMFERED
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.188 INCHES NOMINAL IN
KEY CHAMFER ANGLE45.0 DEGREES NOMINAL
HARDNESS RATING42.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL
STARTING EDGE SHAPECHAMFERED
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.250 INCHES NOMINAL IN
OVERALL WIDTH0.188 INCHES NOMINAL IN
KEY CHAMFER LENGTH0.0625 INCHES NOMINAL IN
MATERIALSTEEL COMP 1095 OVERALL
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 demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 339804?
339804 is a GUIDE,FUEL DUMP VALVE.
What is the NSN for 339804?
339804 is cataloged in the U.S. Government catalog under NSN 5315-00-298-9159. 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.