PartsTable
Technical Data Sheet
Download PDF

6671265-1 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6671265-1: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: STEEL, overall_height: 4.093 INCHES NOMINAL IN, flange_diameter: 2.498 INCHES NOMINAL IN, special_features: ALLOY STEEL; SOLID FILM LUBRICANT, style_designator: IRREGULAR, body_inside_diameter: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-490-6350, 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
6671265-1
NSN: 5340-01-490-6350
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL
overall_height4.093 INCHES NOMINAL IN
flange_diameter2.498 INCHES NOMINAL IN
special_featuresALLOY STEEL; SOLID FILM LUBRICANT
style_designatorIRREGULAR
body_inside_diameter2.000 INCHES NOMINAL IN
body_outside_diameter2.498 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationCANISTER, MK22
part_name_assigned_by_controlling_agencyRETAINER, SPRING/HANGER
NSN5340-01-490-6350
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6671265-1 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: 2.498 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.498 INCHES NOMINAL IN
•
STYLE DESIGNATOR: IRREGULAR
•
BODY INSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER2.498 INCHES NOMINAL IN
OVERALL HEIGHT4.093 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.498 INCHES NOMINAL IN
STYLE DESIGNATORIRREGULAR
BODY INSIDE DIAMETER2.000 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
SPECIAL FEATURESALLOY STEEL; SOLID FILM LUBRICANT
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER, SPRING/HANGER
END ITEM IDENTIFICATIONCANISTER, MK22
MATERIALSTEEL
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
No demilitarization required
Ready to buy 6671265-1?
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 6671265-1?
6671265-1 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 6671265-1?
6671265-1 is cataloged in the U.S. Government catalog under NSN 5340-01-490-6350. 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 — 6671265-1

✓ 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.