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109-4751 — FILTER UNIT,AIR PURIFICATION SYS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

109-4751: FILTER UNIT,AIR PURIFICATION SYS.

FILTER UNIT,AIR PURIFICATION SYS. Key specifications include end_item_identification: MULTI-TERRAIN LOADER; 3805-01-539-3925, part_name_assigned_by_controlling_agency: MEMBRANE, AC. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-079-6466, 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
109-4751
NSN: 5330-00-079-6466
NIINs: 000796466, 015541357
FSC: 5330 — Packing and Gasket Materials
CAGE: 37695 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
end_item_identificationMULTI-TERRAIN LOADER; 3805-01-539-3925
part_name_assigned_by_controlling_agencyMEMBRANE, AC
NSN5330-00-079-6466
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 109-4751 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: 0.139 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
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MATERIAL DOCUMENT AND CLASSIFICATION: DC 6526 FSCM 94499 MFR REF SINGLE MATERIAL RESPONSE OVERALL
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CROSS-SECTIONAL SHAPE STYLE: O-RING
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CENTER HOLE DIAMETER: 22.250 INCHES MINIMUM AND 22.500 INCHES MAXIMUM IN
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MATERIAL: RUBBER SILICONE CLASS Q OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.139 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONDC 6526 FSCM 94499 MFR REF SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLEO-RING
CENTER HOLE DIAMETER22.250 INCHES MINIMUM AND 22.500 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q OVERALL
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 109-4751?
109-4751 is a FILTER UNIT,AIR PURIFICATION SYS.
What is the NSN for 109-4751?
109-4751 is cataloged in the U.S. Government catalog under NSN 5330-00-079-6466. This indicates validated use in U.S. government and defense supply chains.
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