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121639 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

121639: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, thickness: 0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN, hole_diameter: 0.255 INCHES MINIMUM AND 0.259 INCHES MAXIMUM IN, hardness_rating: 94.0 ROCKWELL B NOMINAL, drive_shaft_type: KEY TYPE, EXTERNAL, overall_diameter: 0.440 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-096-6182, 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
121639
NSN: 5310-01-096-6182
NIINs: 010966182, 011744096, 012294257, 014239786, 016053198
FSC: 5310 — Nuts and Washers
CAGE: 82005 — ALLARD NAZARIAN GROUP, INC. DBA GRANITE STATE MANUFACTURING (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
thickness0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN
hole_diameter0.255 INCHES MINIMUM AND 0.259 INCHES MAXIMUM IN
hardness_rating94.0 ROCKWELL B NOMINAL
drive_shaft_typeKEY TYPE, EXTERNAL
overall_diameter0.440 INCHES NOMINAL IN
special_features0.5% BUPIVACAINE HYDROCHLORIDE AND 1:200,000 EPINEPHRINE ACTIVE INGREDIENTS; 50 ML VIAL; STORE AT CONTROLLED ROOM TEMPERATURE; PROTECT FROM LIGHT; PACKAGE OF 25
features_providedELECTROSTATIC SENSITIVE
surface_treatmentPASSIVATE OVERALL
rotary_pump_designGEAR
drive_connection_typeGEAR
peripheral_shape_styleROUND
NSN5310-01-096-6182
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 121639 · 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: MIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OVERALL DIAMETER: 0.440 INCHES NOMINAL IN
•
HARDNESS RATING: 94.0 ROCKWELL B NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 CCLASS 304,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER0.440 INCHES NOMINAL IN
HARDNESS RATING94.0 ROCKWELL B NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 CCLASS 304,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
SURFACE TREATMENTPASSIVATE OVERALL
PERIPHERAL SHAPE STYLEROUND
MATERIALSTEEL CORROSION RESISTING OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.259 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
1362355G3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 121639?
121639 is a CIRCUIT CARD ASSEMBLY.
What parts can replace 121639?
There is 1 known substitute for 121639: 1362355G3. Substitute compatibility should be verified for your specific system.
What is the NSN for 121639?
121639 is cataloged in the U.S. Government catalog under NSN 5310-01-096-6182. This indicates validated use in U.S. government and defense supply chains.
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