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91125A170 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91125A170: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN, diameter: 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN, material: STEEL CORROSION RESISTING OVERALL, thread_length: 0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN, style_designator: INTERNALLY THREADED FULL LENGTH, nominal_thread_size: 0.500 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-491-8700, 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
91125A170
NSN: 5340-01-491-8700
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
length0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
diameter0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
materialSTEEL CORROSION RESISTING OVERALL
thread_length0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
style_designatorINTERNALLY THREADED FULL LENGTH
nominal_thread_size0.500 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
cross-sectional_shapeROUND
end_item_identificationPP-8467,SMQ-1
thread_quantity_per_inch32 LEFT INTERNAL (INCLUDES THRU THREAD)
thread_series_designatorUNF LEFT INTERNAL (INCLUDES THRU THREAD)
NSN5340-01-491-8700
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91125A170 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: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
DIAMETER: 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
•
NOMINAL THREAD SIZE: 0.500 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
CROSS-SECTIONAL SHAPE: ROUND
•
THREAD QUANTITY PER INCH: 32 LEFT INTERNAL (INCLUDES THRU THREAD)
TECHNICAL CHARACTERISTICS
LENGTH0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
THREAD LENGTH0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
DIAMETER0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.500 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
CROSS-SECTIONAL SHAPEROUND
END ITEM IDENTIFICATIONPP-8467,SMQ-1
THREAD QUANTITY PER INCH32 LEFT INTERNAL (INCLUDES THRU THREAD)
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATORUNF LEFT INTERNAL (INCLUDES THRU THREAD)
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 1
91125A170 (10-3 2THREAD)Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 91125A170?
91125A170 is a STANDOFF,THREADED,SPACING.
What parts can replace 91125A170?
There is 1 known substitute for 91125A170: 91125A170 (10-3 2THREAD). Substitute compatibility should be verified for your specific system.
What is the NSN for 91125A170?
91125A170 is cataloged in the U.S. Government catalog under NSN 5340-01-491-8700. This indicates validated use in U.S. government and defense supply chains.
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