PartsTable
Technical Data Sheet
DF330644 FIND 121 ✓ Verified by PartsTable
· BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, special_features: CYLINDRICAL HEAD, end_item_identification: VALVE,BALL,TOP-LOAD, thread_quantity_per_inch: 10, thread_series_designator: UNRC, criticality_code_justification: ZZZY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-343-7237, 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
DF330644 FIND 121
NSN: 5305-01-343-7237
FSC: 5305
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
special_featuresCYLINDRICAL HEAD
end_item_identificationVALVE,BALL,TOP-LOAD
thread_quantity_per_inch10
thread_series_designatorUNRC
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
NSN5305-01-343-7237
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: DF330644 FIND 121 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
THREAD SERIES DESIGNATOR: UNRC
MATERIAL: NICKEL ALLOY OVERALL
CRITICALITY CODE JUSTIFICATION: ZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
THREAD QUANTITY PER INCH: 10
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONVALVE,BALL,TOP-LOAD
THREAD SERIES DESIGNATORUNRC
MATERIALNICKEL ALLOY OVERALL
CRITICALITY CODE JUSTIFICATIONZZZY
SPECIAL FEATURESCYLINDRICAL HEAD
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
THREAD QUANTITY PER INCH10
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
211068849L1Interchangeable
interchangeable cross-reference
interchangeable
801-6408784 FIND 121Interchangeable
interchangeable cross-reference
interchangeable
0.750-10UNRC-3A X 2.750L1Interchangeable
interchangeable cross-reference
interchangeable
DF330644 FIND 121L1Interchangeable
Same NIIN cross-reference
interchangeable
801-6408784 FIND 121L1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DF330644 FIND 121?
DF330644 FIND 121 is a SCREW,CAP,SOCKET HEAD.
What parts can replace DF330644 FIND 121?
There are 5 known substitutes for DF330644 FIND 121: 211068849L1, 801-6408784 FIND 121, 0.750-10UNRC-3A X 2.750L1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DF330644 FIND 121?
DF330644 FIND 121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-343-7237. This indicates validated use in U.S. government and defense supply chains.
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