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K52320-4 — INSERT,SCREW THREAD

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

K52320-4: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.310 INCHES NOMINAL IN, material: NICKEL ALLOY 400 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, fastener_length: 1.250 INCHES MAXIMUM IN, locking_feature: PELLET OR STRIP THREADS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-217-9032, 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
K52320-4
NSN: 5340-01-217-9032
NIINs: 012179032, 013532298, 014769829
FSC: 5340 — Hardware, Commercial
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
length0.310 INCHES NOMINAL IN
materialNICKEL ALLOY 400 OVERALL
head_styleFLAT COUNTERSUNK
thread_class3A A
fastener_length1.250 INCHES MAXIMUM IN
locking_featurePELLET OR STRIP THREADS
style_designatorGROOVED KEYLOCK
thread_directionRIGHT-HAND
internal_drive_styleHEXAGON
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5340-01-217-9032
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: K52320-4 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
SUBSTITUTES & CROSS-REFERENCES 2
1279M79P06Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1279M79Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 K52320-4?
K52320-4 is a INSERT,SCREW THREAD.
What parts can replace K52320-4?
There are 2 known substitutes for K52320-4: 1279M79P06, 1279M79. Substitute compatibility should be verified for your specific system.
What is the NSN for K52320-4?
K52320-4 is cataloged in the U.S. Government catalog under NSN 5340-01-217-9032. This indicates validated use in U.S. government and defense supply chains.
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