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Technical Data Sheet
PartsTable / COMPONENT / 11198
11198 ✓ Verified by PartsTable
Jumbo · 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 INVERTED NUT,TUBE COUPLING is a Jumbo industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, point_type: CONVENTIONAL, head_height: 0.219 INCHES NOMINAL IN, point_angle: 118.0 DEGREES NOMINAL, shank_style: FLAT ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-274-5563, 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
11198
NSN: 5306-00-274-5563
FSC: 5306
CAGE: 59747 — REXNORD INDUSTRIES, LLC DIV COUPLINGS DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
point_typeCONVENTIONAL
head_height0.219 INCHES NOMINAL IN
point_angle118.0 DEGREES NOMINAL
shank_styleFLAT ROUND
flute_length3.125 INCHES NOMINAL IN
thread_class2A A
thread_length1.250 INCHES NOMINAL IN
flute_quantity2
inclosure_typeOPEN
overall_length6.000 INCHES NOMINAL IN
NSN5306-00-274-5563
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11198 · Jumbo ⚠ 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 QUANTITY PER INCH: 28
•
SHOULDER DIAMETER: 0.264 INCHES MINIMUM AND 0.265 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD SERIES DESIGNATOR: UNF
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HEAD STYLE: HEXAGON
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
SHOULDER LENGTH: 2.344 INCHES NOMINAL FIRST SHOULDER IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH28
SHOULDER DIAMETER0.264 INCHES MINIMUM AND 0.265 INCHES MAXIMUM FIRST SHOULDER IN
SPECIAL FEATURESUNDERCUT BETWEEN HEAD AND SHOULDER 0.010 IN. DEEP BY 0.047 IN. LG,THD END CHAMFERED 0.031 IN. BY 45 DEG IN
THREAD SERIES DESIGNATORUNF
SHOULDER SHAPEROUND FIRST SHOULDER
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER0.250 INCHES IN
SHOULDER LENGTH2.344 INCHES NOMINAL FIRST SHOULDER IN
MINIMUM YIELD STRENGTH105000 POUNDS PER SQUARE INCH LBS
HEAD HEIGHT0.219 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
860556-16Interchangeable
interchangeable cross-reference
interchangeable
11198Interchangeable
interchangeable cross-reference
interchangeable
213-3Interchangeable
interchangeable cross-reference
interchangeable
213-7-3Interchangeable
interchangeable cross-reference
interchangeable
190 3/4Interchangeable
interchangeable cross-reference
interchangeable
15061Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11198?
11198 is a INVERTED NUT,TUBE COUPLING manufactured by Jumbo.
What parts can replace 11198?
There are 11 known substitutes for 11198: 860556-16, 11198, 213-3 and 8 more. Substitute compatibility should be verified for your specific system.
Is 11198 still available?
11198 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026