PartsTable
Technical Data Sheet
Download PDF

9079256 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9079256: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, recess_diameter: 0.969 INCHES NOMINAL IN, special_features: THREE 0.112-40 NC-2B THREADED MTG HOLES EQUALLY SPACED ON 1.344 IN. DIA BOLT CIRCLE IN, body_recess_depth: 0.109 INCHES NOMINAL IN, surface_treatment: ANODIZE OVERALL, outer_groove_depth: 0.081 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-649-6921, 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
9079256
NSN: 5330-00-649-6921
FSC: 5330 — Packing and Gasket Materials
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
recess_diameter0.969 INCHES NOMINAL IN
special_featuresTHREE 0.112-40 NC-2B THREADED MTG HOLES EQUALLY SPACED ON 1.344 IN. DIA BOLT CIRCLE IN
body_recess_depth0.109 INCHES NOMINAL IN
surface_treatmentANODIZE OVERALL
outer_groove_depth0.081 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
peripheral_diameter1.744 INCHES MINIMUM AND 1.756 INCHES MAXIMUM IN
body_recess_diameter0.562 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
center_hole_diameter0.392 INCHES MINIMUM AND 0.397 INCHES MAXIMUM IN
cross-sectional_height0.188 INCHES NOMINAL IN
material_document_and_classificationQQ-A-225/8 ALLOY 6061,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-A-8625 TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5330-00-649-6921
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9079256 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
•
OUTER GROOVE DEPTH: 0.081 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
CROSS-SECTIONAL HEIGHT: 0.188 INCHES NOMINAL IN
•
BODY RECESS DIAMETER: 0.562 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/8 ALLOY 6061,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PERIPHERAL DIAMETER: 1.744 INCHES MINIMUM AND 1.756 INCHES MAXIMUM IN
•
RECESS DIAMETER: 0.969 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTER GROOVE DEPTH0.081 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CROSS-SECTIONAL HEIGHT0.188 INCHES NOMINAL IN
BODY RECESS DIAMETER0.562 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8 ALLOY 6061,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PERIPHERAL DIAMETER1.744 INCHES MINIMUM AND 1.756 INCHES MAXIMUM IN
RECESS DIAMETER0.969 INCHES NOMINAL IN
SPECIAL FEATURESTHREE 0.112-40 NC-2B THREADED MTG HOLES EQUALLY SPACED ON 1.344 IN. DIA BOLT CIRCLE IN
SURFACE TREATMENTANODIZE OVERALL
CENTER HOLE DIAMETER0.392 INCHES MINIMUM AND 0.397 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: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 9079256?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 9079256?
9079256 is a RETAINER,PACKING.
What is the NSN for 9079256?
9079256 is cataloged in the U.S. Government catalog under NSN 5330-00-649-6921. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 9079256

✓ 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.