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NMC557-12C — GROMMET,NONMETALLIC

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

NMC557-12C: GROMMET,NONMETALLIC.

The GROMMET,NONMETALLIC is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, groove_width: 0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN, grommet_style: ROUND, hole_diameter: 0.047 INCHES NOMINAL IN, overall_height: 0.240 INCHES MINIMUM IN, flange_thickness: 0.051 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-388-5025, 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
NMC557-12C
NSN: 5325-01-388-5025
FSC: 5325 — Fastening Devices
CAGE: 03296 — NMC GROUP, INC. (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
groove_width0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
grommet_styleROUND
hole_diameter0.047 INCHES NOMINAL IN
overall_height0.240 INCHES MINIMUM IN
flange_thickness0.051 INCHES NOMINAL IN
hole_angle_in_deg30.0
groove_outside_diameter0.861 INCHES NOMINAL IN
grommet_construction_typeSOLID
large_flange_outside_diameter1.017 INCHES NOMINAL IN
material_document_and_classificationASTM D4066, TYP 66 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5325-01-388-5025
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NMC557-12C · 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: 0.051 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D4066, TYP 66 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
LARGE FLANGE OUTSIDE DIAMETER: 1.017 INCHES NOMINAL IN
•
GROOVE OUTSIDE DIAMETER: 0.861 INCHES NOMINAL IN
•
HOLE ANGLE IN DEG: 30.0
•
GROMMET CONSTRUCTION TYPE: SOLID
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.240 INCHES MINIMUM IN
GROMMET STYLEROUND
FLANGE THICKNESS0.051 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D4066, TYP 66 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
LARGE FLANGE OUTSIDE DIAMETER1.017 INCHES NOMINAL IN
GROOVE OUTSIDE DIAMETER0.861 INCHES NOMINAL IN
HOLE ANGLE IN DEG30.0
GROMMET CONSTRUCTION TYPESOLID
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
GROOVE WIDTH0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NMC557-12C?
NMC557-12C is a GROMMET,NONMETALLIC.
What is the NSN for NMC557-12C?
NMC557-12C is cataloged in the U.S. Government catalog under NSN 5325-01-388-5025. This indicates validated use in U.S. government and defense supply chains.
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