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10512781 — RETAINER,HELICAL COMPRESSION SPR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10512781: RETAINER,HELICAL COMPRESSION SPR.

RETAINER,HELICAL COMPRESSION SPR. Key specifications include material: COPPER ALLOY 360, overall_height: 0.595 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN, body_inside_diameter: 0.531 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN, fsc_application_data: MOUNT,TELESCOPE M128E2, body_outside_diameter: 0.880 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-470-7491, 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
10512781
NSN: 5340-00-470-7491
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialCOPPER ALLOY 360
overall_height0.595 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
special_featuresEXTERNAL THREAD 0.938 IN.-32UN-2A ON CLOSED END,0.25O IN. THREAD LG. COUNTERBORE 0.781 IN. DIA,0.255 IN. DEEP. DRILLED FACE DRIVE TYPE. A
body_inside_diameter0.531 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
fsc_application_dataMOUNT,TELESCOPE M128E2
body_outside_diameter0.880 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
material_document_and_classificationQQ-B-626, COMP 360, 1/2 H FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-00-470-7491
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10512781 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
•
FSC APPLICATION DATA: MOUNT,TELESCOPE M128E2
•
BODY OUTSIDE DIAMETER: 0.880 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626, COMP 360, 1/2 H FED SPEC SINGLE MATERIAL RESPONSE
•
BODY INSIDE DIAMETER: 0.531 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MATERIAL: COPPER ALLOY 360
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.595 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
FSC APPLICATION DATAMOUNT,TELESCOPE M128E2
BODY OUTSIDE DIAMETER0.880 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626, COMP 360, 1/2 H FED SPEC SINGLE MATERIAL RESPONSE
BODY INSIDE DIAMETER0.531 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
SPECIAL FEATURESEXTERNAL THREAD 0.938 IN.-32UN-2A ON CLOSED END,0.25O IN. THREAD LG. COUNTERBORE 0.781 IN. DIA,0.255 IN. DEEP. DRILLED FACE DRIVE TYPE. A
MATERIALCOPPER ALLOY 360
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 10512781?
10512781 is a RETAINER,HELICAL COMPRESSION SPR.
What is the NSN for 10512781?
10512781 is cataloged in the U.S. Government catalog under NSN 5340-00-470-7491. This indicates validated use in U.S. government and defense supply chains.
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