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ST3M441-7M — NUT,SELF-LOCKING,BARREL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

ST3M441-7M: NUT,SELF-LOCKING,BARREL.

The NUT,SELF-LOCKING,BARREL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OR TITANIUM ALLOY OVERALL, nut_style: FLOATING SELF-LOCKING BARREL, nut_height: 0.714 INCHES MAXIMUM IN, nut_length: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, nut_diameter: 0.838 INCHES MINIMUM AND 0.840 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-295-1073, 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
ST3M441-7M
NSN: 5310-01-295-1073
FSC: 5310 — Nuts and Washers
CAGE: 16258 — SPACE-LOK, INC. DBA SPACE-LOK INC DIV SPACE-LOK (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OR TITANIUM ALLOY OVERALL
nut_styleFLOATING SELF-LOCKING BARREL
nut_height0.714 INCHES MAXIMUM IN
nut_length0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
lubricationDRY FILM LUBRICANT
nut_diameter0.838 INCHES MINIMUM AND 0.840 INCHES MAXIMUM IN
thread_class3B
barrel_height0.460 INCHES MINIMUM AND 0.470 INCHES MAXIMUM IN
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
features_providedFLOATING NUT
NSN5310-01-295-1073
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: ST3M441-7M · 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
•
LUBRICATION: DRY FILM LUBRICANT
•
NUT LENGTH: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5662 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5663 ASSN STD 1ST MATERIAL RESPONSE OR MIL-T-9047 COMP 6-6A1-4V MIL SPEC 2ND MATERIAL RESPONSE OVERALL V
•
FEATURES PROVIDED: FLOATING NUT
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.438 INCHES IN
•
NUT DIAMETER: 0.838 INCHES MINIMUM AND 0.840 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANT
NUT LENGTH0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5663 ASSN STD 1ST MATERIAL RESPONSE OR MIL-T-9047 COMP 6-6A1-4V MIL SPEC 2ND MATERIAL RESPONSE OVERALL V
FEATURES PROVIDEDFLOATING NUT
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.438 INCHES IN
NUT DIAMETER0.838 INCHES MINIMUM AND 0.840 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA76301-ST3-441 MANUFACTURERS STANDARD
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
SUBSTITUTES & CROSS-REFERENCES 3
77020-7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
B10695-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
K50188-7Same 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 ST3M441-7M?
ST3M441-7M is a NUT,SELF-LOCKING,BARREL.
What parts can replace ST3M441-7M?
There are 3 known substitutes for ST3M441-7M: 77020-7, B10695-7, K50188-7. Substitute compatibility should be verified for your specific system.
What is the NSN for ST3M441-7M?
ST3M441-7M is cataloged in the U.S. Government catalog under NSN 5310-01-295-1073. This indicates validated use in U.S. government and defense supply chains.
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