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56077 ✓ Verified by PartsTable
Hama · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

- With black photo cardboard pages and glassine interleaves. Key specifications include material: PLASTIC NYLON OVERALL, hole_diameter: 0.097 INCHES NOMINAL IN, overall_height: 0.090 INCHES NOMINAL IN, shoulder_height: 0.030 INCHES NOMINAL IN, outside_diameter: 0.187 INCHES NOMINAL IN, style_designator: SHOULDERED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-209-3586, 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
56077
NSN: 5310-00-209-3586
FSC: 5310
CAGE: 96046 — CRANE PUMPS & SYSTEMS PFT CORP DIV CRANE PUMPS & SYSTEM PFT CORP. (USA)
SPECIFICATIONS
materialPLASTIC NYLON OVERALL
hole_diameter0.097 INCHES NOMINAL IN
overall_height0.090 INCHES NOMINAL IN
shoulder_height0.030 INCHES NOMINAL IN
outside_diameter0.187 INCHES NOMINAL IN
style_designatorSHOULDERED
shoulder_diameter0.125 INCHES NOMINAL IN
NSN5310-00-209-3586
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 56077 · Hama ⚠ 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
•
MATERIAL: STEEL OVERALL
•
OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.250 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.065 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
OVERALL DISTANCE INCLUDING KEYS: 2.250 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 7
•
HOLE DIAMETER: 1.281 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.250 INCHES NOMINAL IN
MATERIAL THICKNESS0.065 INCHES NOMINAL IN
STYLE DESIGNATORKEY
OVERALL DISTANCE INCLUDING KEYS2.250 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY7
HOLE DIAMETER1.281 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
11645Interchangeable
interchangeable cross-reference
interchangeable
56077Interchangeable
interchangeable cross-reference
interchangeable
SM-B-187362Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56077?
56077 is a PLATE,RETAINING,SHAFT manufactured by Hama.
What parts can replace 56077?
There are 3 known substitutes for 56077: 11645, 56077, SM-B-187362. Substitute compatibility should be verified for your specific system.
Is 56077 still available?
56077 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026