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12540524 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12540524: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.350 INCHES NOMINAL IN, diameter: 1.750 INCHES NOMINAL IN, material: STEEL INSERT, end_radius: 0.875 INCHES NOMINAL IN, thread_class: 2A RIGHT INTERNAL A, thread_length: 0.580 INCHES NOMINAL RIGHT INTERNAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-589-4758, 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
12540524
NSN: 5340-01-589-4758
NIINs: 015894758, 015895148, 016051683
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
length1.350 INCHES NOMINAL IN
diameter1.750 INCHES NOMINAL IN
materialSTEEL INSERT
end_radius0.875 INCHES NOMINAL IN
thread_class2A RIGHT INTERNAL A
thread_length0.580 INCHES NOMINAL RIGHT INTERNAL IN
style_designatorPROJECTION ONE END LEFT INTERNAL THREAD
thread_directionRIGHT-HAND RIGHT INTERNAL
nominal_thread_size0.250 INCHES RIGHT INTERNAL IN
cross-sectional_shapeROUND
end_item_identification2350014059886 ARMORED RECONNAISSANCE-AIRBORNE ASSAULT VEHICLE; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
right_projection_length4.650 INCHES NOMINAL IN
NSN5340-01-589-4758
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12540524 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633, TYPE II, SC 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.300 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND RIGHT EXTERNAL
•
NOMINAL THREAD SIZE: 0.250 INCHES RIGHT EXTERNAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633, TYPE II, SC 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.300 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD LENGTH0.650 INCHES NOMINAL RIGHT EXTERNAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND RIGHT EXTERNAL
THREAD DIRECTIONRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE0.250 INCHES RIGHT EXTERNAL IN
NOMINAL THREAD SIZE0.250 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
WIDTH BETWEEN FLATS0.625 INCHES NOMINAL IN
SPECIAL FEATURESHEXAGON HEAD OVERALL LENGTH 1.100 NOMINAL INCH
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 12540524?
12540524 is a STANDOFF,THREADED,SPACING.
What is the NSN for 12540524?
12540524 is cataloged in the U.S. Government catalog under NSN 5340-01-589-4758. This indicates validated use in U.S. government and defense supply chains.
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