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12Z9012-38 — PACKING WITH RETAINER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12Z9012-38: PACKING WITH RETAINER.

The PACKING WITH RETAINER is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC PACKING, construction: ONE-PIECE, outside_diameter: 0.875 INCHES NOMINAL IN, surface_treatment: CADMIUM RETAINER, retainer_thickness: 0.075 INCHES NOMINAL IN, packing_inside_diameter: 0.540 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-641-2291, 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
12Z9012-38
NSN: 5330-00-641-2291
FSC: 5330 — Packing and Gasket Materials
CAGE: 94135 — NAVAL ORDNANCE STANDARDS (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC PACKING
constructionONE-PIECE
outside_diameter0.875 INCHES NOMINAL IN
surface_treatmentCADMIUM RETAINER
retainer_thickness0.075 INCHES NOMINAL IN
packing_inside_diameter0.540 INCHES NOMINAL IN
packing_ring_cross-sectional_diameter0.061 INCHES NOMINAL IN
NSN5330-00-641-2291
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12Z9012-38 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
•
PACKING INSIDE DIAMETER: 0.540 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.875 INCHES NOMINAL IN
•
PACKING RING CROSS-SECTIONAL DIAMETER: 0.061 INCHES NOMINAL IN
•
RETAINER THICKNESS: 0.075 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM RETAINER
•
MATERIAL: RUBBER SYNTHETIC PACKING
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
PACKING INSIDE DIAMETER0.540 INCHES NOMINAL IN
OUTSIDE DIAMETER0.875 INCHES NOMINAL IN
PACKING RING CROSS-SECTIONAL DIAMETER0.061 INCHES NOMINAL IN
RETAINER THICKNESS0.075 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM RETAINER
MATERIALRUBBER SYNTHETIC PACKING
MATERIALSTEEL RETAINER
CONSTRUCTIONONE-PIECE
SUBSTITUTES & CROSS-REFERENCES 7
43397Reference document
Same NSN cross-reference
Reference document — Secondary reference
3243218REVFPC1027Reference document
Same NSN cross-reference
Reference document — Secondary reference
110-1-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
2110-0500Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
10002Reference document
Same NSN cross-reference
Reference document — Secondary reference
SF10780-007Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12Z9012-38?
12Z9012-38 is a PACKING WITH RETAINER.
What parts can replace 12Z9012-38?
There are 7 known substitutes for 12Z9012-38: 43397, 3243218REVFPC1027, 110-1-2 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12Z9012-38?
12Z9012-38 is cataloged in the U.S. Government catalog under NSN 5330-00-641-2291. 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.