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101978 — CIRCUIT CARD ASSEMBLY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

101978: CIRCUIT CARD ASSEMBLY.

The CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL, thickness: 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, hole_diameter: 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN, overall_width: 4.250 INCHES NOMINAL IN, overall_length: 7.500 INCHES NOMINAL IN, overall_diameter: 1.230 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-297-2278, 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
101978
NSN: 5310-00-297-2278
NIINs: 002972278, 005374271, 006264548, 011400616
FSC: 5310 — Nuts and Washers
CAGE: 73370 — HONEYWELL INTERNATIONAL INC DBA HONEYWELL DIV CONSUMER PRODUCTS GROUP (USA)
SPECIFICATIONS
materialRUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
thickness0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
hole_diameter0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
overall_width4.250 INCHES NOMINAL IN
overall_length7.500 INCHES NOMINAL IN
overall_diameter1.230 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
general_characteristics_item_descriptionCADMIUM PLATED QQ-P-416 TYPE I CLASS B
NSN5310-00-297-2278
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 101978 · 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
•
OVERALL DIAMETER: 1.230 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
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PERIPHERAL SHAPE STYLE: ROUND
•
MATERIAL: RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
•
THICKNESS: 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER1.230 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
MATERIALRUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.710 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN
THICKNESS0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
EAA-6746-AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 101978?
101978 is a CIRCUIT CARD ASSEMBLY.
What parts can replace 101978?
There is 1 known substitute for 101978: EAA-6746-A. Substitute compatibility should be verified for your specific system.
What is the NSN for 101978?
101978 is cataloged in the U.S. Government catalog under NSN 5310-00-297-2278. This indicates validated use in U.S. government and defense supply chains.
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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.