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211038578 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

211038578: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY AND NICKEL ALLOY OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, fastener_length: 1.500 INCHES NOMINAL IN, countersink_angle: 82.0 DEGREES NOMINAL, nominal_thread_diameter: 0.500 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-407-0233, 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
211038578
NSN: 5305-01-407-0233
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY AND NICKEL ALLOY OVERALL
head_styleFLAT COUNTERSUNK
thread_class3A A
fastener_length1.500 INCHES NOMINAL IN
countersink_angle82.0 DEGREES NOMINAL
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch13
thread_series_designatorUNRC
NSN5305-01-407-0233
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 211038578 · 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
•
FASTENER LENGTH: 1.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
COUNTERSINK ANGLE: 82.0 DEGREES NOMINAL
•
THREAD CLASS: 3A A
•
THREAD QUANTITY PER INCH: 13
•
MATERIAL: COPPER ALLOY AND NICKEL ALLOY OVERALL
•
THREAD SERIES DESIGNATOR: UNRC
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
THREAD CLASS3A A
THREAD QUANTITY PER INCH13
MATERIALCOPPER ALLOY AND NICKEL ALLOY OVERALL
THREAD SERIES DESIGNATORUNRC
SUBSTITUTES & CROSS-REFERENCES 2
585-6404851 ITEM 10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2498-00-313-5 S Z-16 TY-IReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 211038578?
211038578 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 211038578?
There are 2 known substitutes for 211038578: 585-6404851 ITEM 10, 2498-00-313-5 S Z-16 TY-I. Substitute compatibility should be verified for your specific system.
What is the NSN for 211038578?
211038578 is cataloged in the U.S. Government catalog under NSN 5305-01-407-0233. This indicates validated use in U.S. government and defense supply chains.
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