PartsTable
Technical Data Sheet
Download PDF

212521PC13 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

212521PC13: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL, lip_thickness: 0.156 INCHES NOMINAL IN, overall_height: 0.250 INCHES NOMINAL IN, flange_diameter: 0.750 INCHES NOMINAL IN, flange_thickness: 0.031 INCHES NOMINAL IN, style_designator: PARALLEL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-159-4365, 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
212521PC13
NSN: 5340-00-159-4365
FSC: 5340 — Hardware, Commercial
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL
lip_thickness0.156 INCHES NOMINAL IN
overall_height0.250 INCHES NOMINAL IN
flange_diameter0.750 INCHES NOMINAL IN
flange_thickness0.031 INCHES NOMINAL IN
style_designatorPARALLEL
end_hole_diameter0.250 INCHES NOMINAL IN
body_inside_diameter0.312 INCHES NOMINAL IN
bolt_circle_diameter0.625 INCHES NOMINAL IN
body_outside_diameter0.625 INCHES NOMINAL IN
mounting_hole_diameter0.125 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
NSN5340-00-159-4365
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 212521PC13 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: 0.750 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.031 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PARALLEL
•
MOUNTING HOLE DIAMETER: 0.125 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.312 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER0.750 INCHES NOMINAL IN
OVERALL HEIGHT0.250 INCHES NOMINAL IN
FLANGE THICKNESS0.031 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.625 INCHES NOMINAL IN
STYLE DESIGNATORPARALLEL
MOUNTING HOLE DIAMETER0.125 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.312 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
LIP THICKNESS0.156 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER0.625 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
Ready to buy 212521PC13?
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 212521PC13?
212521PC13 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 212521PC13?
212521PC13 is cataloged in the U.S. Government catalog under NSN 5340-00-159-4365. 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 — 212521PC13