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C76821 — SEAL ELEMENT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

C76821: SEAL ELEMENT.

The SEAL ELEMENT is a the manufacturer industrial component. Key specifications include material: GLASS PROTECTIVE CRYSTAL, dial_size: 4-1/2 IN. DIA IN, bezel_type: HINGE, scale_name: PRESSURE, scale_type: SINGLE, scale_range: +0.0 TO 5000.0 POUNDS PRESSURE PER SQUARE INCH LBS.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-340-6370, 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
C76821
NSN: 5330-00-340-6370
NIINs: 003406370, 010102663
FSC: 5330 — Packing and Gasket Materials
CAGE: 58849 — FMC TECHNOLOGIES INC DIV MATERIAL HANDLING SOLUTIONS (USA)
SPECIFICATIONS
materialGLASS PROTECTIVE CRYSTAL
dial_size4-1/2 IN. DIA IN
bezel_typeHINGE
scale_namePRESSURE
scale_typeSINGLE
scale_range+0.0 TO 5000.0 POUNDS PRESSURE PER SQUARE INCH LBS
pointer_typeINDICATING
adjustabilityADJUSTABLE
overall_depth3.030 INCHES MAXIMUM IN
pointer_colorBLACK
actuation_typeDIAPHRAGM
scale_accuracy1/2 OF 1 PCT ENTIRE RANGE
NSN5330-00-340-6370
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: C76821 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
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 C76821?
C76821 is a SEAL ELEMENT.
What is the NSN for C76821?
C76821 is cataloged in the U.S. Government catalog under NSN 5330-00-340-6370. This indicates validated use in U.S. government and defense supply chains.
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