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SPSLH2577-126 — NUT,SELF-LOCKING,BARREL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

SPSLH2577-126: NUT,SELF-LOCKING,BARREL.

The NUT,SELF-LOCKING,BARREL is a the manufacturer industrial component. Key specifications include material: STEEL NUT, nut_style: FLOATING SELF-LOCKING BARREL, nut_height: 1.059 INCHES MAXIMUM IN, nut_length: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, temp_rating: 450.0 FAHRENHEIT MAXIMUM DEGF. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-107-3583, 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
SPSLH2577-126
NSN: 5310-01-107-3583
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL NUT
nut_styleFLOATING SELF-LOCKING BARREL
nut_height1.059 INCHES MAXIMUM IN
nut_length1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
lubricationDRY FILM LUBRICANT
temp_rating450.0 FAHRENHEIT MAXIMUM DEGF
nut_diameter0.637 INCHES MINIMUM AND 0.639 INCHES MAXIMUM IN
thread_class3B
barrel_height0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
NSN5310-01-107-3583
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SPSLH2577-126 · 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: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
TEMP RATING: 450.0 FAHRENHEIT MAXIMUM DEGF
•
FEATURES PROVIDED: FLOATING NUT
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANT
NUT LENGTH1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING450.0 FAHRENHEIT MAXIMUM DEGF
FEATURES PROVIDEDFLOATING NUT
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.750 INCHES IN
NUT DIAMETER0.637 INCHES MINIMUM AND 0.639 INCHES MAXIMUM IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
RMLH2577-126Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SPSLH2577-126?
SPSLH2577-126 is a NUT,SELF-LOCKING,BARREL.
What parts can replace SPSLH2577-126?
There is 1 known substitute for SPSLH2577-126: RMLH2577-126. Substitute compatibility should be verified for your specific system.
What is the NSN for SPSLH2577-126?
SPSLH2577-126 is cataloged in the U.S. Government catalog under NSN 5310-01-107-3583. This indicates validated use in U.S. government and defense supply chains.
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