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13502856-1 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

13502856-1: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.750 INCHES NOMINAL IN, material: ALUMINUM OVERALL, thread_class: 2B LEFT INTERNAL (INCLUDES THRU THREAD), thread_length: 0.875 INCHES NOMINAL RIGHT INTERNAL IN, style_designator: INTERNALLY THREADED FULL LENGTH, thread_direction: RIGHT-HAND RIGHT INTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-487-8790, 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
13502856-1
NSN: 5340-01-487-8790
FSC: 5340 — Hardware, Commercial
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
length0.750 INCHES NOMINAL IN
materialALUMINUM OVERALL
thread_class2B LEFT INTERNAL (INCLUDES THRU THREAD)
thread_length0.875 INCHES NOMINAL RIGHT INTERNAL IN
style_designatorINTERNALLY THREADED FULL LENGTH
thread_directionRIGHT-HAND RIGHT INTERNAL
width_across_flats0.250 INCHES NOMINAL IN
nominal_thread_size6.0 MILLIMETERS RIGHT INTERNAL MM
cross-sectional_shapeHEXAGON
end_item_identification1430-01-378-6963
thread_quantity_per_inch32 RIGHT INTERNAL
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL
NSN5340-01-487-8790
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 13502856-1 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: 0.250 INCHES NOMINAL IN
•
LENGTH: 0.750 INCHES NOMINAL IN
•
THREAD LENGTH: 0.875 INCHES NOMINAL RIGHT INTERNAL IN
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
THREAD DIRECTION: RIGHT-HAND RIGHT INTERNAL
•
NOMINAL THREAD SIZE: 6.0 MILLIMETERS RIGHT INTERNAL MM
•
CROSS-SECTIONAL SHAPE: HEXAGON
•
THREAD CLASS: 2B LEFT INTERNAL (INCLUDES THRU THREAD)
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
LENGTH0.750 INCHES NOMINAL IN
THREAD LENGTH0.875 INCHES NOMINAL RIGHT INTERNAL IN
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
NOMINAL THREAD SIZE6.0 MILLIMETERS RIGHT INTERNAL MM
CROSS-SECTIONAL SHAPEHEXAGON
THREAD CLASS2B LEFT INTERNAL (INCLUDES THRU THREAD)
END ITEM IDENTIFICATION1430-01-378-6963
THREAD QUANTITY PER INCH32 RIGHT INTERNAL
SUBSTITUTES & CROSS-REFERENCES 2
313-6487-028Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
13502856Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 13502856-1?
13502856-1 is a STANDOFF,THREADED,SPACING.
What parts can replace 13502856-1?
There are 2 known substitutes for 13502856-1: 313-6487-028, 13502856. Substitute compatibility should be verified for your specific system.
What is the NSN for 13502856-1?
13502856-1 is cataloged in the U.S. Government catalog under NSN 5340-01-487-8790. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.