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AS52-17 — WASHER,KEY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

AS52-17: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, hole_diameter: 1.520 INCHES MINIMUM AND 1.540 INCHES MAXIMUM IN, heat_treatment: AS FABRICATED, outside_diameter: 2.000 INCHES MINIMUM AND 2.020 INCHES MAXIMUM IN, style_designator: KEY, surface_treatment: CADMIUM AND CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-239-1973, 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
AS52-17
NSN: 5310-00-239-1973
FSC: 5310 — Nuts and Washers
CAGE: 10630 — ANILLO INDUSTRIES LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
hole_diameter1.520 INCHES MINIMUM AND 1.540 INCHES MAXIMUM IN
heat_treatmentAS FABRICATED
outside_diameter2.000 INCHES MINIMUM AND 2.020 INCHES MAXIMUM IN
style_designatorKEY
surface_treatmentCADMIUM AND CHROMATE OVERALL
material_thickness0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
external_key_quantity15
internal_key_quantity1
external_straight_key_width0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN
internal_straight_key_width0.219 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
overall_distance_including_keys2.376 INCHES MINIMUM AND 2.406 INCHES MAXIMUM IN
NSN5310-00-239-1973
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AS52-17 · 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
•
INTERNAL STRAIGHT KEY WIDTH: 0.219 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DISTANCE INCLUDING KEYS: 2.376 INCHES MINIMUM AND 2.406 INCHES MAXIMUM IN
•
HEAT TREATMENT: AS FABRICATED
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 2.000 INCHES MINIMUM AND 2.020 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INTERNAL STRAIGHT KEY WIDTH0.219 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DISTANCE INCLUDING KEYS2.376 INCHES MINIMUM AND 2.406 INCHES MAXIMUM IN
HEAT TREATMENTAS FABRICATED
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER2.000 INCHES MINIMUM AND 2.020 INCHES MAXIMUM IN
MATERIAL THICKNESS0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
EXTERNAL STRAIGHT KEY WIDTH0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS52-17?
AS52-17 is a WASHER,KEY.
What is the NSN for AS52-17?
AS52-17 is cataloged in the U.S. Government catalog under NSN 5310-00-239-1973. This indicates validated use in U.S. government and defense supply chains.
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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.