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641019-1 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

641019-1: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, nut_style: HEXAGON, nut_height: 0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-014-5771, 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
641019-1
NSN: 5310-00-014-5771
NIINs: 000145771, 010340174
FSC: 5310 — Nuts and Washers
CAGE: 22907 — HELIGEAR ACQUISITION CO. DBA NORTHSTAR AEROSPACE, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
nut_styleHEXAGON
nut_height0.280 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNF
thread_directionRIGHT-HAND
countersink_angle90.0 DEGREES NOMINAL NUT
width_across_flats1.000 INCHES NOMINAL IN
nominal_thread_size0.750 INCHES IN
bearing_surface_typeCHAMFERED
bearing_surface_finish100.0 MICROINCHES
thread_quantity_per_inch16
NSN5310-00-014-5771
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 641019-1 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: RECESSED
•
OUTSIDE DIAMETER: 1.449 INCHES MINIMUM AND 1.454 INCHES MAXIMUM IN
•
RECESS DEPTH: 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.039 INCHES NOMINAL IN
•
COLOR: BLACK OVERALL
•
SURFACE TREATMENT: OXIDE FILM OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.077 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
STYLE DESIGNATORRECESSED
OUTSIDE DIAMETER1.449 INCHES MINIMUM AND 1.454 INCHES MAXIMUM IN
RECESS DEPTH0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
MATERIAL THICKNESS0.039 INCHES NOMINAL IN
COLORBLACK OVERALL
SURFACE TREATMENTOXIDE FILM OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIALSTEEL OVERALL
HOLE DIAMETER1.020 INCHES NOMINAL IN
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 641019-1?
641019-1 is a NUT,PLAIN,HEXAGON.
What is the NSN for 641019-1?
641019-1 is cataloged in the U.S. Government catalog under NSN 5310-00-014-5771. This indicates validated use in U.S. government and defense supply chains.
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