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8977-013-127 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8977-013-127: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include angle: 66.0 DEGREES NOMINAL, special_features: SILVER PLATED, precious_material: SILVER, peripheral_diameter: 7.895 INCHES MINIMUM AND 7.898 INCHES MAXIMUM IN, center_hole_diameter: 6.873 INCHES MINIMUM AND 6.878 INCHES MAXIMUM IN, cross-sectional_height: 1.063 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-038-7352, 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
8977-013-127
NSN: 5330-01-038-7352
FSC: 5330 — Packing and Gasket Materials
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
angle66.0 DEGREES NOMINAL
special_featuresSILVER PLATED
precious_materialSILVER
peripheral_diameter7.895 INCHES MINIMUM AND 7.898 INCHES MAXIMUM IN
center_hole_diameter6.873 INCHES MINIMUM AND 6.878 INCHES MAXIMUM IN
cross-sectional_height1.063 INCHES NOMINAL IN
cross-sectional_shape_styleCUP
NSN5330-01-038-7352
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8977-013-127 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 1.063 INCHES NOMINAL IN
•
PRECIOUS MATERIAL: SILVER
•
CROSS-SECTIONAL SHAPE STYLE: CUP
•
ANGLE: 66.0 DEGREES NOMINAL
•
PERIPHERAL DIAMETER: 7.895 INCHES MINIMUM AND 7.898 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 6.873 INCHES MINIMUM AND 6.878 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT1.063 INCHES NOMINAL IN
PRECIOUS MATERIALSILVER
CROSS-SECTIONAL SHAPE STYLECUP
ANGLE66.0 DEGREES NOMINAL
PERIPHERAL DIAMETER7.895 INCHES MINIMUM AND 7.898 INCHES MAXIMUM IN
SPECIAL FEATURESSILVER PLATED
CENTER HOLE DIAMETER6.873 INCHES MINIMUM AND 6.878 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8977-013-127?
8977-013-127 is a PACKING,PREFORMED.
What is the NSN for 8977-013-127?
8977-013-127 is cataloged in the U.S. Government catalog under NSN 5330-01-038-7352. 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.