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717512705-001 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

717512705-001: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include recess_angle: 70.0 DEGREES NOMINAL, hole_diameter: 0.172 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN, recess_diameter: 0.175 INCHES NOMINAL IN, outside_diameter: 0.323 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN, style_designator: RECESSED, material_document_and_classification: ASTM A581,CONDITION B ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-286-0845, 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
717512705-001
NSN: 5310-01-286-0845
FSC: 5310 — Nuts and Washers
CAGE: 04939 — LOCKHEED MARTIN CORPORATION (USA)
SPECIFICATIONS
recess_angle70.0 DEGREES NOMINAL
hole_diameter0.172 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN
recess_diameter0.175 INCHES NOMINAL IN
outside_diameter0.323 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
style_designatorRECESSED
material_document_and_classificationASTM A581,CONDITION B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-286-0845
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 717512705-001 · 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
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A581,CONDITION B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.323 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
•
RECESS DIAMETER: 0.175 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.172 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN
•
RECESS ANGLE: 70.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A581,CONDITION B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.323 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
RECESS DIAMETER0.175 INCHES NOMINAL IN
HOLE DIAMETER0.172 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN
RECESS ANGLE70.0 DEGREES NOMINAL
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 717512705-001?
717512705-001 is a WASHER,RECESSED.
What is the NSN for 717512705-001?
717512705-001 is cataloged in the U.S. Government catalog under NSN 5310-01-286-0845. 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.