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A3318 — FUEL CONTROL,STARTING,TURBINE EN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A3318: FUEL CONTROL,STARTING,TURBINE EN.

FUEL CONTROL,STARTING,TURBINE EN. Key specifications include material: ALUMINUM, overall_width: 11.16 INCHES NOMINAL IN, overall_height: 4.30 INCHES NOMINAL IN, overall_length: 13.50 INCHES NOMINAL IN, special_features: OPERATIONAL VOLTAGE RANGE OF 18 VOLTS DIRECT CURRENT TO 32 VOLTS DIRECT CURRENT, storage_temp_range: -40.0 TO 125.0 CELSIUS DEGC. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-125-1189, 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
A3318
NSN: 5305-01-125-1189
NIINs: 011251189, 017313800
FSC: 5305 — Screws
CAGE: 74445 — H-K CONNECTICUT HOLDING COMPANY (USA)
SPECIFICATIONS
materialALUMINUM
overall_width11.16 INCHES NOMINAL IN
overall_height4.30 INCHES NOMINAL IN
overall_length13.50 INCHES NOMINAL IN
special_featuresOPERATIONAL VOLTAGE RANGE OF 18 VOLTS DIRECT CURRENT TO 32 VOLTS DIRECT CURRENT
storage_temp_range-40.0 TO 125.0 CELSIUS DEGC
part_name_assigned_by_controlling_agencyTURBINE ENGINE CONTROLLER
NSN5305-01-125-1189
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A3318 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
POINT DIAMETER: 0.083 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 0.062 INCHES NOMINAL IN
•
POINT LENGTH: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN
•
HARDNESS RATING: 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
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MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: HEADLESS (SETSCREW)
TECHNICAL CHARACTERISTICS
POINT DIAMETER0.083 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.062 INCHES NOMINAL IN
POINT LENGTH0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
FASTENER LENGTH1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM IN
HARDNESS RATING48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
POINT STYLEBALL
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 A3318?
A3318 is a FUEL CONTROL,STARTING,TURBINE EN.
What is the NSN for A3318?
A3318 is cataloged in the U.S. Government catalog under NSN 5305-01-125-1189. This indicates validated use in U.S. government and defense supply chains.
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