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171594-01 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

171594-01: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, material: STEEL COMP 303 OVERALL, thread_class: 2A RIGHT EXTERNAL A, thread_length: 0.130 INCHES NOMINAL RIGHT EXTERNAL IN, special_features: ORIGINAL NAME, MOUNTING BLOCK, CONNECTOR; PERPENDICULAR HOLE THREADED, 0.086-56 UNC-2B THRU, style_designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-441-6525, 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
171594-01
NSN: 5340-01-441-6525
FSC: 5340 — Hardware, Commercial
CAGE: 35351 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
length0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
materialSTEEL COMP 303 OVERALL
thread_class2A RIGHT EXTERNAL A
thread_length0.130 INCHES NOMINAL RIGHT EXTERNAL IN
special_featuresORIGINAL NAME, MOUNTING BLOCK, CONNECTOR; PERPENDICULAR HOLE THREADED, 0.086-56 UNC-2B THRU
style_designatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
thread_directionRIGHT-HAND RIGHT EXTERNAL
surface_treatmentPASSIVATE OVERALL
width_across_flats0.188 INCHES NOMINAL IN
nominal_thread_size0.086 INCHES RIGHT EXTERNAL IN
cross-sectional_shapeSQUARE
end_item_identificationF-15I ACFT
NSN5340-01-441-6525
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 171594-01 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: 0.188 INCHES NOMINAL IN
•
LENGTH: 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.130 INCHES NOMINAL RIGHT EXTERNAL IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
•
THREAD DIRECTION: RIGHT-HAND RIGHT EXTERNAL
•
NOMINAL THREAD SIZE: 0.086 INCHES RIGHT EXTERNAL IN
•
CROSS-SECTIONAL SHAPE: SQUARE
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.188 INCHES NOMINAL IN
LENGTH0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.130 INCHES NOMINAL RIGHT EXTERNAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT EXTERNAL THREAD
THREAD DIRECTIONRIGHT-HAND RIGHT EXTERNAL
NOMINAL THREAD SIZE0.086 INCHES RIGHT EXTERNAL IN
CROSS-SECTIONAL SHAPESQUARE
SPECIAL FEATURESORIGINAL NAME, MOUNTING BLOCK, CONNECTOR; PERPENDICULAR HOLE THREADED, 0.086-56 UNC-2B THRU
SURFACE TREATMENTPASSIVATE OVERALL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 171594-01?
171594-01 is a STANDOFF,THREADED,SPACING.
What is the NSN for 171594-01?
171594-01 is cataloged in the U.S. Government catalog under NSN 5340-01-441-6525. 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.