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Technical Data Sheet
PartsTable / COMPONENT / 90-012-1
90-012-1 ✓ Verified by PartsTable
— · 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

INTERFACE UNIT,COMMUNICATION EQU. Key specifications include material: ALUMINUM ALLOY 356.0 BLADE, thickness: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN, hole_diameter: 1.005 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN, actuator_style: ROUND, blade_quantity: 10, inclosure_type: FULLY INCLOSED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-0828, 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
90-012-1
NSN: 5310-00-167-0828
FSC: 5310
CAGE: A274N — SCANDINAVIAN MANUFACTURING SCAMA AB (SWE)
SPECIFICATIONS
materialALUMINUM ALLOY 356.0 BLADE
thickness0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
hole_diameter1.005 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN
actuator_styleROUND
blade_quantity10
inclosure_typeFULLY INCLOSED
overall_length6.750 INCHES NOMINAL IN
overall_diameter1.110 INCHES NOMINAL IN
special_features9V ALKALINE FOR USE ON TESTER,DEFIBRILLATOR,MDL. DT-2000A V
style_designatorSTRAIGHT TIP
surface_treatmentSILVER
peripheral_shape_styleROUND
NSN5310-00-167-0828
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 90-012-1 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
PERIPHERAL SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 1.745 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN
•
THICKNESS: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
END ITEM IDENTIFICATIONARMORED MULTI-PURPOSE VEHICLE (AMPV)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER1.745 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN
THICKNESS0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
900121Interchangeable
interchangeable cross-reference
interchangeable
580R056H01Interchangeable
interchangeable cross-reference
interchangeable
846213-2Interchangeable
interchangeable cross-reference
interchangeable
2311SMI,FIG7-1Interchangeable
interchangeable cross-reference
interchangeable
0912037-9Interchangeable
Same NIIN cross-reference
interchangeable
AN960-1616Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 90-012-1?
90-012-1 is a INTERFACE UNIT,COMMUNICATION EQU.
What parts can replace 90-012-1?
There are 12 known substitutes for 90-012-1: 900121, 580R056H01, 846213-2 and 9 more. Substitute compatibility should be verified for your specific system.
Is 90-012-1 still available?
90-012-1 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