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H547-0253-330 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

H547-0253-330: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: NICKEL ALLOY, overall_height: 7.50 INCHES MINIMUM AND 7.51 INCHES MAXIMUM IN, special_features: MATERIAL IS PER FED SPEC QQ-N-286. ITEM HAS A 0.750-UNC-3B THREADED THRU HOLE., body_inside_diameter: 3.50 INCHES NOMINAL IN, mounting_hole_diameter: 1.000 INCHES MINIMUM AND 1.001 INCHES MAXIMUM IN, end_item_identification: HINGE ASSY.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-619-2097, 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
H547-0253-330
NSN: 5340-01-619-2097
FSC: 5340 — Hardware, Commercial
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_height7.50 INCHES MINIMUM AND 7.51 INCHES MAXIMUM IN
special_featuresMATERIAL IS PER FED SPEC QQ-N-286. ITEM HAS A 0.750-UNC-3B THREADED THRU HOLE.
body_inside_diameter3.50 INCHES NOMINAL IN
mounting_hole_diameter1.000 INCHES MINIMUM AND 1.001 INCHES MAXIMUM IN
end_item_identificationHINGE ASSY
part_name_assigned_by_controlling_agencyGUIDE
NSN5340-01-619-2097
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: H547-0253-330 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
•
MOUNTING HOLE DIAMETER: 1.000 INCHES MINIMUM AND 1.001 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 3.50 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT7.50 INCHES MINIMUM AND 7.51 INCHES MAXIMUM IN
MOUNTING HOLE DIAMETER1.000 INCHES MINIMUM AND 1.001 INCHES MAXIMUM IN
BODY INSIDE DIAMETER3.50 INCHES NOMINAL IN
SPECIAL FEATURESMATERIAL IS PER FED SPEC QQ-N-286. ITEM HAS A 0.750-UNC-3B THREADED THRU HOLE.
PART NAME ASSIGNED BY CONTROLLING AGENCYGUIDE
END ITEM IDENTIFICATIONHINGE ASSY
MATERIALNICKEL ALLOY
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 H547-0253-330?
H547-0253-330 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for H547-0253-330?
H547-0253-330 is cataloged in the U.S. Government catalog under NSN 5340-01-619-2097. This indicates validated use in U.S. government and defense supply chains.
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