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Technical Data Sheet
PartsTable / COMPONENT / 30278R1
30278R1 ✓ 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. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-610-6463, 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
30278R1
NSN: 5305-01-610-6463
FSC: 5305
CAGE: 338X5 — ND DEFENSE LLC (USA)
SPECIFICATIONS
Part Number30278R1
NSN5305-01-610-6463
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 30278R1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
ESP-CM-3.101-PPInterchangeable
interchangeable cross-reference
interchangeable
91204Interchangeable
interchangeable cross-reference
interchangeable
ESP-CM-1.101-GSInterchangeable
interchangeable cross-reference
interchangeable
40315R1Interchangeable
interchangeable cross-reference
interchangeable
3876785C1Interchangeable
interchangeable cross-reference
interchangeable
30479R1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30278R1?
30278R1 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 30278R1?
There are 8 known substitutes for 30278R1: ESP-CM-3.101-PP, 91204, ESP-CM-1.101-GS and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 30278R1?
30278R1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-610-6463. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026