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Technical Data Sheet
PartsTable / COMPONENT / 1-9-809
1-9-809 ✓ 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 FELT RING,PREFORMED is a Jumbo industrial component. Key specifications include material: STEEL OVERALL, head_style: CHAMFER FLANGE, head_height: 0.51 MILLIMETERS NOMINAL MM, thread_length: 1.25 MILLIMETERS NOMINAL MM, fastener_length: 1.54 MILLIMETERS NOMINAL MM, special_features: FLANGE DIA 1.07MM, FLANGE THICKNESS 0.08MM, HEXAGON HEIGHT 0.34MM MM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-499-9203, 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
1-9-809
NSN: 5306-00-499-9203
FSC: 5306
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleCHAMFER FLANGE
head_height0.51 MILLIMETERS NOMINAL MM
thread_length1.25 MILLIMETERS NOMINAL MM
fastener_length1.54 MILLIMETERS NOMINAL MM
special_featuresFLANGE DIA 1.07MM, FLANGE THICKNESS 0.08MM, HEXAGON HEIGHT 0.34MM MM
thread_directionRIGHT-HAND
width_between_flats0.500 MILLIMETERS NOMINAL MM
head_inside_diameter0.75 MILLIMETERS NOMINAL MM
nominal_thread_diameter0.500 MILLIMETERS MM
thread_pitch_in_millimeters13.0
part_name_assigned_by_controlling_agencySCREW, CAP, HEXAGON HEAD
NSN5306-00-499-9203
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1-9-809 · 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 LENGTH: 1.062 INCHES MINIMUM IN
•
SHOULDER LENGTH: 0.828 INCHES MINIMUM AND 0.844 INCHES MAXIMUM FIRST SHOULDER IN
•
NONSTANDARD THREAD PITCH DIAMETER: +0.7044 TO 0.7084 INCHES IN
•
SHOULDER DIAMETER: 0.876 INCHES MINIMUM AND 0.881 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HEAD STYLE: DEE CHAMFER
•
HEAD DIAMETER: 0.840 INCHES MINIMUM AND 0.845 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 16
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH1.062 INCHES MINIMUM IN
SHOULDER LENGTH0.828 INCHES MINIMUM AND 0.844 INCHES MAXIMUM FIRST SHOULDER IN
NONSTANDARD THREAD PITCH DIAMETER+0.7044 TO 0.7084 INCHES IN
SHOULDER DIAMETER0.876 INCHES MINIMUM AND 0.881 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER SHAPEROUND FIRST SHOULDER
HEAD STYLEDEE CHAMFER
HEAD DIAMETER0.840 INCHES MINIMUM AND 0.845 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH16
NOMINAL THREAD DIAMETER0.750 INCHES IN
THREAD SERIES DESIGNATORUNF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
251-1Upgraded Successor
successor cross-reference
successor
345-295PC03Upgraded Successor
successor cross-reference
successor
491115ALT1PCD3Upgraded Successor
successor cross-reference
successor
200-48Upgraded Successor
successor cross-reference
successor
25-11-10Upgraded Successor
successor cross-reference
successor
1567086Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1-9-809?
1-9-809 is a FELT RING,PREFORMED manufactured by Jumbo.
What parts can replace 1-9-809?
There are 30 known substitutes for 1-9-809: 251-1, 345-295PC03, 491115ALT1PCD3 and 27 more. Substitute compatibility should be verified for your specific system.
Is 1-9-809 still available?
1-9-809 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