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037-0166-000 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

037-0166-000: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.312 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, thread_length: 0.250 INCHES MINIMUM RIGHT INTERNAL IN, style_designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD, thread_direction: RIGHT-HAND LEFT EXTERNAL, width_across_flats: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-615-2145, 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
037-0166-000
NSN: 5340-01-615-2145
FSC: 5340 — Hardware, Commercial
CAGE: 1UMJ7 — LOCKHEED MARTIN GYROCAM SYSTEMS LLC (USA)
SPECIFICATIONS
length0.312 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
thread_length0.250 INCHES MINIMUM RIGHT INTERNAL IN
style_designatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
thread_directionRIGHT-HAND LEFT EXTERNAL
width_across_flats0.250 INCHES NOMINAL IN
nominal_thread_size0.138 INCHES LEFT EXTERNAL IN
cross-sectional_shapeHEXAGON
end_item_identificationNSN 5895-01-564-7999
right_projection_length0.250 INCHES NOMINAL IN
thread_quantity_per_inch32 RIGHT INTERNAL
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL
NSN5340-01-615-2145
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 037-0166-000 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: 0.312 INCHES NOMINAL IN
•
THREAD LENGTH: 0.250 INCHES MINIMUM RIGHT INTERNAL IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
•
THREAD DIRECTION: RIGHT-HAND RIGHT INTERNAL
•
NOMINAL THREAD SIZE: 0.138 INCHES RIGHT INTERNAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
LENGTH0.312 INCHES NOMINAL IN
THREAD LENGTH0.250 INCHES MINIMUM RIGHT INTERNAL IN
THREAD LENGTH0.250 INCHES NOMINAL LEFT EXTERNAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT EXTERNAL THREAD
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
THREAD DIRECTIONRIGHT-HAND LEFT EXTERNAL
NOMINAL THREAD SIZE0.138 INCHES RIGHT INTERNAL IN
NOMINAL THREAD SIZE0.138 INCHES LEFT EXTERNAL IN
CROSS-SECTIONAL SHAPEHEXAGON
SUBSTITUTES & CROSS-REFERENCES 1
430052Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 037-0166-000?
037-0166-000 is a STANDOFF,THREADED,SPACING.
What parts can replace 037-0166-000?
There is 1 known substitute for 037-0166-000: 430052. Substitute compatibility should be verified for your specific system.
What is the NSN for 037-0166-000?
037-0166-000 is cataloged in the U.S. Government catalog under NSN 5340-01-615-2145. 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.