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85661 — FAIRING,AIRCRAFT

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

85661: FAIRING,AIRCRAFT.

The FAIRING,AIRCRAFT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.234 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.500 INCHES MAXIMUM IN, fastener_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-010-6974, 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
85661
NSN: 5305-00-010-6974
NIINs: 000106974, 013685087, 017238924
FSC: 5305 — Screws
CAGE: 08683 — BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.234 INCHES NOMINAL IN
thread_class2A A
thread_length0.500 INCHES MAXIMUM IN
fastener_length0.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.562 INCHES NOMINAL IN
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
nondefinitive_spec/std_data2 TYPE AND 10P STYLE
NSN5305-00-010-6974
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 85661 · 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
•
HEAD HEIGHT: 0.234 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE GR 1 OR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.562 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.234 INCHES NOMINAL IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 1 OR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.562 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE
THREAD CLASS2A A
SUBSTITUTES & CROSS-REFERENCES 5
106974Reference document
Same NSN cross-reference
Reference document — Secondary reference
427910Reference document
Same NSN cross-reference
Reference document — Secondary reference
0903627Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
FFS85TYPE2STYLE10PReference document
Same NSN cross-reference
Reference document — Identification reference
903627Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 85661?
85661 is a FAIRING,AIRCRAFT.
What parts can replace 85661?
There are 5 known substitutes for 85661: 106974, 427910, 0903627 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 85661?
85661 is cataloged in the U.S. Government catalog under NSN 5305-00-010-6974. This indicates validated use in U.S. government and defense supply chains.
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