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7850-013-11 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7850-013-11: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include angle: 51.0 DEGREES NOMINAL, material: STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OVERALL, precious_material: SILVER, surface_treatment: SILVER OVERALL, peripheral_diameter: 5.249 INCHES MINIMUM AND 5.254 INCHES MAXIMUM IN, center_hole_diameter: 4.656 INCHES MINIMUM AND 4.671 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-154-4349, 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
7850-013-11
NSN: 5330-01-154-4349
FSC: 5330 — Packing and Gasket Materials
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
angle51.0 DEGREES NOMINAL
materialSTEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OVERALL
precious_materialSILVER
surface_treatmentSILVER OVERALL
peripheral_diameter5.249 INCHES MINIMUM AND 5.254 INCHES MAXIMUM IN
center_hole_diameter4.656 INCHES MINIMUM AND 4.671 INCHES MAXIMUM IN
cross-sectional_height0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
cross-sectional_shape_styleCUP
precious_material_and_locationALL SURFACES SILVER
material_document_and_classificationASTM A519 COMP 1015 THRU 1018 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-154-4349
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7850-013-11 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: 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
PRECIOUS MATERIAL: SILVER
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A519 COMP 1015 THRU 1018 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: CUP
•
ANGLE: 51.0 DEGREES NOMINAL
•
PERIPHERAL DIAMETER: 5.249 INCHES MINIMUM AND 5.254 INCHES MAXIMUM IN
•
SURFACE TREATMENT: SILVER OVERALL
•
CENTER HOLE DIAMETER: 4.656 INCHES MINIMUM AND 4.671 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
PRECIOUS MATERIALSILVER
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A519 COMP 1015 THRU 1018 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLECUP
ANGLE51.0 DEGREES NOMINAL
PERIPHERAL DIAMETER5.249 INCHES MINIMUM AND 5.254 INCHES MAXIMUM IN
SURFACE TREATMENTSILVER OVERALL
CENTER HOLE DIAMETER4.656 INCHES MINIMUM AND 4.671 INCHES MAXIMUM IN
PRECIOUS MATERIAL AND LOCATIONALL SURFACES SILVER
MATERIALSTEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
9315-000-127 4INReference document
Same NSN cross-reference
Reference document — Secondary reference
7850-032 ITEM 8Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 7850-013-11?
7850-013-11 is a RETAINER,PACKING.
What parts can replace 7850-013-11?
There are 2 known substitutes for 7850-013-11: 9315-000-127 4IN, 7850-032 ITEM 8. Substitute compatibility should be verified for your specific system.
What is the NSN for 7850-013-11?
7850-013-11 is cataloged in the U.S. Government catalog under NSN 5330-01-154-4349. This indicates validated use in U.S. government and defense supply chains.
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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.