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5210152 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5210152: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: COPPER ALLOY 623, overall_height: 4.625 INCHES NOMINAL IN, flange_diameter: 2.125 INCHES NOMINAL IN, special_features: THD SHOULDER 1.875-12 UN 2A; HEX WRENCHING FACILITY 0.850 IN. MIN 0.875 IN.

MAX ACROSS FLATS A, style_designator: IRREGULAR, surface_treatment: PAINT. This part is cataloged in the U.S. Government catalog under NSN 5340-01-184-1199, 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
5210152
NSN: 5340-01-184-1199
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 623
overall_height4.625 INCHES NOMINAL IN
flange_diameter2.125 INCHES NOMINAL IN
special_featuresTHD SHOULDER 1.875-12 UN 2A; HEX WRENCHING FACILITY 0.850 IN. MIN 0.875 IN. MAX ACROSS FLATS A
style_designatorIRREGULAR
surface_treatmentPAINT
body_inside_diameter1.515 INCHES NOMINAL IN
body_outside_diameter1.766 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
material_document_and_classificationASTM B150,ALLOY 623 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-184-1199
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5210152 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: 2.125 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.766 INCHES NOMINAL IN
•
STYLE DESIGNATOR: IRREGULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B150,ALLOY 623 ASSN STD SINGLE MATERIAL RESPONSE
•
BODY INSIDE DIAMETER: 1.515 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER2.125 INCHES NOMINAL IN
OVERALL HEIGHT4.625 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.766 INCHES NOMINAL IN
STYLE DESIGNATORIRREGULAR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B150,ALLOY 623 ASSN STD SINGLE MATERIAL RESPONSE
BODY INSIDE DIAMETER1.515 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
SPECIAL FEATURESTHD SHOULDER 1.875-12 UN 2A; HEX WRENCHING FACILITY 0.850 IN. MIN 0.875 IN. MAX ACROSS FLATS A
SURFACE TREATMENTPAINT
MATERIALCOPPER ALLOY 623
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5210152?
5210152 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 5210152?
5210152 is cataloged in the U.S. Government catalog under NSN 5340-01-184-1199. 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.