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1694-0440-N — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1694-0440-N: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.1250 INCHES NOMINAL IN, diameter: 0.2500 INCHES NOMINAL IN, thread_class: 2B LEFT INTERNAL (INCLUDES THRU THREAD), thread_length: 0.2500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN, style_designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS, thread_direction: RIGHT-HAND RIGHT INTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-394-8520, 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
1694-0440-N
NSN: 5340-01-394-8520
FSC: 5340 — Hardware, Commercial
CAGE: 55566 — MATTHEW WARREN, INC DBA RAF ELECTRONIC HARDWARE DIV RAF ELECTRONIC HARDWARE, LLC (USA)
SPECIFICATIONS
length1.1250 INCHES NOMINAL IN
diameter0.2500 INCHES NOMINAL IN
materialPLASTIC POLYAMIDE NYLON OR PLASTIC POLYHEXAMETHYLENE AMIDE OR PLASTIC POLYHEXAMETHYLENE ADIPAMIDE OR PLASTIC POLYCAPROLACTAM OR PLASTIC POLYHEXAMETHYLENE SEBACAMIDE STANDOFF
thread_class2B LEFT INTERNAL (INCLUDES THRU THREAD)
thread_length0.2500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
style_designatorLEFT INTERNAL AND RIGHT INTERNAL THREADS
thread_directionRIGHT-HAND RIGHT INTERNAL
nominal_thread_size0.1120 INCHES RIGHT INTERNAL IN
cross-sectional_shapeROUND
thread_quantity_per_inch40 RIGHT INTERNAL
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL
material_document_and_classificationL-P-410 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF
NSN5340-01-394-8520
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1694-0440-N 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
•
LENGTH: 1.1250 INCHES NOMINAL IN
•
THREAD LENGTH: 0.2500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT INTERNAL THREADS
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-410 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF
•
DIAMETER: 0.2500 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
TECHNICAL CHARACTERISTICS
LENGTH1.1250 INCHES NOMINAL IN
THREAD LENGTH0.2500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD LENGTH0.2500 INCHES NOMINAL RIGHT INTERNAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT INTERNAL THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-410 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF
DIAMETER0.2500 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
NOMINAL THREAD SIZE0.1120 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
NOMINAL THREAD SIZE0.1120 INCHES RIGHT INTERNAL IN
SUBSTITUTES & CROSS-REFERENCES 3
602017Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
NY6941-0440-1.1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
NY6941-0440-1.125Same 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 1694-0440-N?
1694-0440-N is a STANDOFF,THREADED,SPACING.
What parts can replace 1694-0440-N?
There are 3 known substitutes for 1694-0440-N: 602017, NY6941-0440-1.1, NY6941-0440-1.125. Substitute compatibility should be verified for your specific system.
What is the NSN for 1694-0440-N?
1694-0440-N is cataloged in the U.S. Government catalog under NSN 5340-01-394-8520. 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.