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20520535-1 — 20520535-1

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

20520535-1: 20520535-1.

The 20520535-1 is a the manufacturer industrial component. Key specifications include special_features: DAT DRIVE, 5 1/4 INCH, WITH INSTALLED MOUNT KIT; DDS3 TAPE IN, end_item_identification: 20519523-501 CG67, 70 AND 73 (02764), PROCESSOR, APC-1A A. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-413-0827, 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
MRO→ MRO_GENERAL→ 20520535-1
NSN: 5340-01-413-0827
NIINs: 014130827, 015608699
FSC: 5340 — Hardware, Commercial
CAGE: 97993 — GENERAL DYNAMICS DEFENSE SYSTEMS INC. DBA GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS (USA)
SPECIFICATIONS
special_featuresDAT DRIVE, 5 1/4 INCH, WITH INSTALLED MOUNT KIT; DDS3 TAPE IN
end_item_identification20519523-501 CG67, 70 AND 73 (02764), PROCESSOR, APC-1A A
NSN5340-01-413-0827
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20520535-1 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
•
WIDTH ACROSS FLATS: 0.3120 INCHES NOMINAL IN
•
LENGTH: 1.6950 INCHES MINIMUM AND 1.7050 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35, TY 1. TY 2, TY 3 FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
•
THREAD LENGTH: 0.4500 INCHES NOMINAL RIGHT INTERNAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A-581 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
•
THREAD DIRECTION: RIGHT-HAND RIGHT INTERNAL
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.3120 INCHES NOMINAL IN
LENGTH1.6950 INCHES MINIMUM AND 1.7050 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35, TY 1. TY 2, TY 3 FED SPEC SINGLE TREATMENT RESPONSE STANDOFF
THREAD LENGTH0.4500 INCHES NOMINAL RIGHT INTERNAL IN
THREAD LENGTH0.5000 INCHES NOMINAL LEFT EXTERNAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A-581 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
THREAD DIRECTIONRIGHT-HAND LEFT EXTERNAL
NOMINAL THREAD SIZE0.1380 INCHES RIGHT INTERNAL IN
NOMINAL THREAD SIZE0.1380 INCHES LEFT EXTERNAL IN
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)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 20520535-1?
20520535-1 is a 20520535-1. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 20520535-1?
20520535-1 is cataloged in the U.S. Government catalog under NSN 5340-01-413-0827. This indicates validated use in U.S. government and defense supply chains.
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