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3278849 — CLAMP,HOSE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3278849: CLAMP,HOSE.

The CLAMP,HOSE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, head_style: FLAT CHAMFER, head_height: 0.160 INCHES NOMINAL IN, head_diameter: 0.300 INCHES NOMINAL IN, thread_length: 0.340 INCHES MINIMUM IN, fastener_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-146-3136, 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
3278849
NSN: 5305-00-146-3136
NIINs: 001463136, 015364194
FSC: 5305 — Screws
CAGE: 82577 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
head_styleFLAT CHAMFER
head_height0.160 INCHES NOMINAL IN
head_diameter0.300 INCHES NOMINAL IN
thread_length0.340 INCHES MINIMUM IN
fastener_length0.500 INCHES NOMINAL IN
hardness_rating31.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.164 INCHES IN
NSN5305-00-146-3136
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3278849 · 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
•
WIDTH ACROSS FLATS: 0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.160 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: H+4-169 FSCM 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.340 INCHES MINIMUM IN
•
HARDNESS RATING: 31.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
HEAD HEIGHT0.160 INCHES NOMINAL IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONH+4-169 FSCM 82577 MFR REF SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.340 INCHES MINIMUM IN
HARDNESS RATING31.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3278849?
3278849 is a CLAMP,HOSE.
What is the NSN for 3278849?
3278849 is cataloged in the U.S. Government catalog under NSN 5305-00-146-3136. This indicates validated use in U.S. government and defense supply chains.
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