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P4308B — GROMMET,NONMETALLIC

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

P4308B: GROMMET,NONMETALLIC.

The GROMMET,NONMETALLIC is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, groove_width: 0.031 INCHES NOMINAL IN, grommet_style: ROUND, hole_diameter: 0.219 INCHES NOMINAL IN, overall_height: 0.125 INCHES NOMINAL IN, flange_thickness: 0.047 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-685-2467, 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
P4308B
NSN: 5325-00-685-2467
FSC: 5325 — Fastening Devices
CAGE: 76385 — MINOR RUBBER CO INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
groove_width0.031 INCHES NOMINAL IN
grommet_styleROUND
hole_diameter0.219 INCHES NOMINAL IN
overall_height0.125 INCHES NOMINAL IN
flange_thickness0.047 INCHES NOMINAL IN
features_providedOIL RESISTANT AND COOLANT RESISTANT
groove_outside_diameter0.312 INCHES NOMINAL IN
grommet_construction_typeSOLID
nonmetallic_hardness_rating60.0 NOMINAL SHORE DUROMETER A
large_flange_outside_diameter0.469 INCHES NOMINAL IN
material_document_and_classificationMIL-R-3065,TY S,CL SB,GR 612ABFF MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5325-00-685-2467
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: P4308B · 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
•
GROMMET STYLE: ROUND
•
FLANGE THICKNESS: 0.047 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-3065,TY S,CL SB,GR 612ABFF MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FEATURES PROVIDED: OIL RESISTANT AND COOLANT RESISTANT
•
LARGE FLANGE OUTSIDE DIAMETER: 0.469 INCHES NOMINAL IN
•
GROOVE OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN
•
GROMMET CONSTRUCTION TYPE: SOLID
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.125 INCHES NOMINAL IN
GROMMET STYLEROUND
FLANGE THICKNESS0.047 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-3065,TY S,CL SB,GR 612ABFF MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
FEATURES PROVIDEDOIL RESISTANT AND COOLANT RESISTANT
LARGE FLANGE OUTSIDE DIAMETER0.469 INCHES NOMINAL IN
GROOVE OUTSIDE DIAMETER0.312 INCHES NOMINAL IN
GROMMET CONSTRUCTION TYPESOLID
MATERIALRUBBER SYNTHETIC OVERALL
GROOVE WIDTH0.031 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is P4308B?
P4308B is a GROMMET,NONMETALLIC.
What is the NSN for P4308B?
P4308B is cataloged in the U.S. Government catalog under NSN 5325-00-685-2467. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.