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PartsTable / COMPONENT / 8622 MOD 1/8
8622 MOD 1/8 ✓ 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 8622 MOD 1/8 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 5305-01-194-6432, 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
8622 MOD 1/8
NSN: 5305-01-194-6432
FSC: 5305
CAGE: 28520 — HEYCO INC DBA HEYCO PRODUCTS (USA)
SPECIFICATIONS
Part Number8622 MOD 1/8
NSN5305-01-194-6432
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8622 MOD 1/8 · 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 DIRECTION: RIGHT-HAND
•
HEAD STYLE: HEXAGON
•
WIDTH BETWEEN FLATS: 0.180 INCHES NOMINAL IN
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 40
•
THREAD LENGTH: 0.450 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
SCREW MATERIAL: STEEL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
HEAD STYLEHEXAGON
WIDTH BETWEEN FLATS0.180 INCHES NOMINAL IN
THREAD CLASS2A A
THREAD QUANTITY PER INCH40
THREAD LENGTH0.450 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
SCREW MATERIALSTEEL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD DIAMETER0.112 INCHES IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
L1004-28VInterchangeable
interchangeable cross-reference
interchangeable
MS25237-327Interchangeable
interchangeable cross-reference
interchangeable
L1004Interchangeable
interchangeable cross-reference
interchangeable
06067Interchangeable
interchangeable cross-reference
interchangeable
8622Interchangeable
interchangeable cross-reference
interchangeable
8622CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8622 MOD 1/8?
8622 MOD 1/8 is a 8622 MOD 1/8.
What parts can replace 8622 MOD 1/8?
There are 16 known substitutes for 8622 MOD 1/8: L1004-28V, MS25237-327, L1004 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8622 MOD 1/8?
8622 MOD 1/8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-194-6432. 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