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216324PC3 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

216324PC3: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 26.520 INCHES NOMINAL IN, diameter: 2.997 INCHES MINIMUM AND 2.998 INCHES MAXIMUM IN, groove_width: 0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN, flange_diameter: 3.735 INCHES MINIMUM AND 3.740 INCHES MAXIMUM IN, groove_diameter: 1.705 INCHES MINIMUM AND 1.715 INCHES MAXIMUM IN, flange_thickness: 1.105 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-321-5330, 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
216324PC3
NSN: 5340-01-321-5330
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
length26.520 INCHES NOMINAL IN
diameter2.997 INCHES MINIMUM AND 2.998 INCHES MAXIMUM IN
groove_width0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
flange_diameter3.735 INCHES MINIMUM AND 3.740 INCHES MAXIMUM IN
groove_diameter1.705 INCHES MINIMUM AND 1.715 INCHES MAXIMUM IN
flange_thickness1.105 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN
style_designatorPROJECTION AND FLANGE LEFT INTERNAL AND RIGHT EXTERNAL THREAD
cross-sectional_shapeROUND
NSN5340-01-321-5330
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 216324PC3 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
•
FLANGE DIAMETER: 3.735 INCHES MINIMUM AND 3.740 INCHES MAXIMUM IN
•
LENGTH: 26.520 INCHES NOMINAL IN
•
FLANGE THICKNESS: 1.105 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN
•
GROOVE DIAMETER: 1.705 INCHES MINIMUM AND 1.715 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PROJECTION AND FLANGE LEFT INTERNAL AND RIGHT EXTERNAL THREAD
•
DIAMETER: 2.997 INCHES MINIMUM AND 2.998 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE: ROUND
•
GROOVE WIDTH: 0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER3.735 INCHES MINIMUM AND 3.740 INCHES MAXIMUM IN
LENGTH26.520 INCHES NOMINAL IN
FLANGE THICKNESS1.105 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN
GROOVE DIAMETER1.705 INCHES MINIMUM AND 1.715 INCHES MAXIMUM IN
STYLE DESIGNATORPROJECTION AND FLANGE LEFT INTERNAL AND RIGHT EXTERNAL THREAD
DIAMETER2.997 INCHES MINIMUM AND 2.998 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPEROUND
GROOVE WIDTH0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM 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: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 216324PC3?
216324PC3 is a STANDOFF,THREADED,SPACING.
What is the NSN for 216324PC3?
216324PC3 is cataloged in the U.S. Government catalog under NSN 5340-01-321-5330. 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.