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54771-1 — TERMINAL,LUG

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

54771-1: TERMINAL,LUG.

The TERMINAL,LUG is a the manufacturer industrial component. Key specifications include height: 0.190 INCHES NOMINAL IN, diameter: 0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN, material: COPPER OVERALL, head_style: FLAT CHAMFER, overall_width: 0.325 INCHES IN, chamfer_length: 0.030 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-165-1805, 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
54771-1
NSN: 5315-00-165-1805
NIINs: 001651805, 012378711
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
height0.190 INCHES NOMINAL IN
diameter0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
materialCOPPER OVERALL
head_styleFLAT CHAMFER
overall_width0.325 INCHES IN
chamfer_length0.030 INCHES NOMINAL IN
overall_length0.955 INCHES IN
special_featuresALSO ACCOMMODATES 0.144 IN. AND 0.173 IN. STUD SIZE IN
style_designatorSTRAIGHT
basic_shape_styleCRIMP
pin_chamfer_angle45.0 DEGREES NOMINAL
pin_head_diameter0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
NSN5315-00-165-1805
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 54771-1 · 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
•
CHAMFER LENGTH: 0.030 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
UNDER HEAD LENGTH: 0.190 INCHES NOMINAL IN
•
PIN CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CHAMFER LENGTH0.030 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
UNDER HEAD LENGTH0.190 INCHES NOMINAL IN
PIN CHAMFER ANGLE45.0 DEGREES NOMINAL
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
HEAD STYLEFLAT CHAMFER
HEIGHT0.190 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 54771-1?
54771-1 is a TERMINAL,LUG.
What is the NSN for 54771-1?
54771-1 is cataloged in the U.S. Government catalog under NSN 5315-00-165-1805. This indicates validated use in U.S. government and defense supply chains.
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