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SU477-4D-F12 — STANDOFF,PLAIN,SNAP-IN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SU477-4D-F12: STANDOFF,PLAIN,SNAP-IN.

The STANDOFF,PLAIN,SNAP-IN is a the manufacturer industrial component. Key specifications include length: 0.750 INCHES NOMINAL IN, material: ALUMINUM OVERALL, special_features: INSIDE DIA: 0.194", SURFACE FINISH: CLEAR IRIDITE, style_designator: PROJECTION ONE END, end_item_identification: AIRCRAFT, STRATOFORTRESS B-52, right_projection_length: 0.105 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-564-2547, 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
SU477-4D-F12
NSN: 5340-01-564-2547
FSC: 5340 — Hardware, Commercial
CAGE: 04729 — UNICORP. (USA)
SPECIFICATIONS
length0.750 INCHES NOMINAL IN
materialALUMINUM OVERALL
special_featuresINSIDE DIA: 0.194", SURFACE FINISH: CLEAR IRIDITE
style_designatorPROJECTION ONE END
end_item_identificationAIRCRAFT, STRATOFORTRESS B-52
right_projection_length0.105 INCHES NOMINAL IN
right_projection_diameter0.234 INCHES NOMINAL IN
part_name_assigned_by_controlling_agency3/8" SWAGE/RIVET STANDOFFS (UNTHREADED)
NSN5340-01-564-2547
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SU477-4D-F12 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
•
LENGTH: 0.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PROJECTION ONE END
•
MATERIAL: ALUMINUM OVERALL
•
RIGHT PROJECTION DIAMETER: 0.234 INCHES NOMINAL IN
•
RIGHT PROJECTION LENGTH: 0.105 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH0.750 INCHES NOMINAL IN
STYLE DESIGNATORPROJECTION ONE END
SPECIAL FEATURESINSIDE DIA: 0.194", SURFACE FINISH: CLEAR IRIDITE
PART NAME ASSIGNED BY CONTROLLING AGENCY3/8" SWAGE/RIVET STANDOFFS (UNTHREADED)
END ITEM IDENTIFICATIONAIRCRAFT, STRATOFORTRESS B-52
MATERIALALUMINUM OVERALL
RIGHT PROJECTION DIAMETER0.234 INCHES NOMINAL IN
RIGHT PROJECTION LENGTH0.105 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 SU477-4D-F12?
SU477-4D-F12 is a STANDOFF,PLAIN,SNAP-IN.
What is the NSN for SU477-4D-F12?
SU477-4D-F12 is cataloged in the U.S. Government catalog under NSN 5340-01-564-2547. 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.