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74A550696-2005 — WASHER,CONCAVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

74A550696-2005: WASHER,CONCAVE.

The WASHER,CONCAVE is a the manufacturer industrial component. Key specifications include radius: 0.436 INCHES NOMINAL IN, recess_depth: 0.115 INCHES NOMINAL IN, hole_diameter: 0.435 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES TOP, outside_diameter: 0.760 INCHES NOMINAL IN, style_designator: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-132-2194, 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
74A550696-2005
NSN: 5310-01-132-2194
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
radius0.436 INCHES NOMINAL IN
recess_depth0.115 INCHES NOMINAL IN
hole_diameter0.435 INCHES NOMINAL IN
surface_finish63.0 MICROINCHES TOP
outside_diameter0.760 INCHES NOMINAL IN
style_designatorCONCAVE
material_thickness0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
material_document_and_classificationAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-132-2194
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 74A550696-2005 · 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
•
SURFACE FINISH: 63.0 MICROINCHES TOP
•
RADIUS: 0.436 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CONCAVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.760 INCHES NOMINAL IN
•
RECESS DEPTH: 0.115 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.435 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES TOP
RADIUS0.436 INCHES NOMINAL IN
STYLE DESIGNATORCONCAVE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.760 INCHES NOMINAL IN
RECESS DEPTH0.115 INCHES NOMINAL IN
MATERIAL THICKNESS0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
HOLE DIAMETER0.435 INCHES NOMINAL IN
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

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 74A550696-2005?
74A550696-2005 is a WASHER,CONCAVE.
What is the NSN for 74A550696-2005?
74A550696-2005 is cataloged in the U.S. Government catalog under NSN 5310-01-132-2194. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.