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255580 PIECE 20 — STUD,CONTINUOUS THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

255580 PIECE 20: STUD,CONTINUOUS THREAD.

The STUD,CONTINUOUS THREAD is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_length: 0.323 FEET NOMINAL FT, special_features: VALVE B COMBN .50IPS 700PSI FLGE, criticality_code_justification: ZZZX, departure_from_cited_designator: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS, material_document_and_classification: QQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-332-6820, 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
255580 PIECE 20
NSN: 5307-01-332-6820
FSC: 5307 — Studs
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_length0.323 FEET NOMINAL FT
special_featuresVALVE B COMBN .50IPS 700PSI FLGE
criticality_code_justificationZZZX
departure_from_cited_designatorQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
material_document_and_classificationQQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE
NSN5307-01-332-6820
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 255580 PIECE 20 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZX
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE
•
DEPARTURE FROM CITED DESIGNATOR: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZX
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286,CL A FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.323 FEET NOMINAL FT
DEPARTURE FROM CITED DESIGNATORQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
SPECIAL FEATURESVALVE B COMBN .50IPS 700PSI FLGE
MATERIALNICKEL ALLOY
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 5
MIL-DTL-1222L1Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-DTL-1222Reference document
Same NSN cross-reference
Reference document — Identification reference
MILDTL1222 1-8UNC-5-3A X 3 7/8L1Reference document
Same NSN cross-reference
Reference document — Secondary reference
MILDTL1222 1-8UNC-5-3A X 3 7/8Reference document
Same NSN cross-reference
Reference document — Secondary reference
255580 PIECE 20L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 255580 PIECE 20?
255580 PIECE 20 is a STUD,CONTINUOUS THREAD.
What parts can replace 255580 PIECE 20?
There are 5 known substitutes for 255580 PIECE 20: MIL-DTL-1222L1, MIL-DTL-1222, MILDTL1222 1-8UNC-5-3A X 3 7/8L1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 255580 PIECE 20?
255580 PIECE 20 is cataloged in the U.S. Government catalog under NSN 5307-01-332-6820. This indicates validated use in U.S. government and defense supply chains.
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