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SP122G — WASHER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

SP122G: WASHER.

The WASHER is a the manufacturer industrial component. Key specifications include end_item_identification: KC130J AIRCRAFT ENGINE, criticality_code_justification: AGAV. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-437-8693, 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
SP122G
NSN: 5310-00-437-8693
NIINs: 004378693, 011362081, 014978490
FSC: 5310 — Nuts and Washers
CAGE: K7766 — BSI STANDARDS LIMITED (GBR)
SPECIFICATIONS
end_item_identificationKC130J AIRCRAFT ENGINE
criticality_code_justificationAGAV
NSN5310-00-437-8693
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SP122G · 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 TREATMENT DOCUMENT AND CLASSIFICATION: D-T-D 904 05901 MFR REF SINGLE TREATMENT RESPONSE OVERALL
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OVERALL DIAMETER: 0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN
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MATERIAL DOCUMENT AND CLASSIFICATION: S510,BSI MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
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SURFACE TREATMENT: CADMIUM OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
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MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIOND-T-D 904 05901 MFR REF SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONS510,BSI MFR REF SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTCADMIUM OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.328 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN
THICKNESS0.048 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
99-1013781Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 SP122G?
SP122G is a WASHER.
What parts can replace SP122G?
There is 1 known substitute for SP122G: 99-1013781. Substitute compatibility should be verified for your specific system.
What is the NSN for SP122G?
SP122G is cataloged in the U.S. Government catalog under NSN 5310-00-437-8693. 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.