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905977-8 — SEMICONDUCTOR DEVICE,DIODE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

905977-8: SEMICONDUCTOR DEVICE,DIODE.

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include end_item_identification: P-3 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-680-5309, 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
905977-8
NSN: 5310-00-680-5309
NIINs: 006805309, 015916904, 016519146
FSC: 5310 — Nuts and Washers
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
end_item_identificationP-3 AIRCRAFT
NSN5310-00-680-5309
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 905977-8 · 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
•
PLATE THICKNESS: 0.105 INCHES NOMINAL IN
•
NUT LENGTH: 0.713 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
PRECIOUS MATERIAL: SILVER
•
PLATE WIDTH: 0.327 INCHES NOMINAL IN
•
TEMP RATING: 900.0 FAHRENHEIT NOMINAL DEGF
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
MATERIAL DOCUMENT AND CLASSIFICATION: CARPENTER A286,FSCM 73197 MFR REF SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
PLATE THICKNESS0.105 INCHES NOMINAL IN
NUT LENGTH0.713 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
PRECIOUS MATERIALSILVER
PLATE WIDTH0.327 INCHES NOMINAL IN
TEMP RATING900.0 FAHRENHEIT NOMINAL DEGF
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONCARPENTER A286,FSCM 73197 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MOUNTING HOLE DIAMETER0.098 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES 2
MF1031-08Reference document
Same NSN cross-reference
Reference document — Secondary reference
950322-6Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 905977-8?
905977-8 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 905977-8?
There are 2 known substitutes for 905977-8: MF1031-08, 950322-6. Substitute compatibility should be verified for your specific system.
What is the NSN for 905977-8?
905977-8 is cataloged in the U.S. Government catalog under NSN 5310-00-680-5309. 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.