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1504-50 PIECE 7 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1504-50 PIECE 7: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include departure_from_cited_document: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS., criticality_code_justification: ZZZW. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-006-2250, 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
1504-50 PIECE 7
NSN: 5310-00-006-2250
NIINs: 000062250, 011225815
FSC: 5310 — Nuts and Washers
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
departure_from_cited_documentMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
criticality_code_justificationZZZW
NSN5310-00-006-2250
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1504-50 PIECE 7 · 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
•
WIDTH ACROSS FLATS: 1.052 INCHES MINIMUM AND 1.068 INCHES MAXIMUM IN
•
BEARING SURFACE FINISH: 125.0 MICROINCHES
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
SPECIAL TEST FEATURES: SPECIAL QUALITY CONTROL TESTING
•
TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D4066,COMP A,TYPE 1 ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS1.052 INCHES MINIMUM AND 1.068 INCHES MAXIMUM IN
BEARING SURFACE FINISH125.0 MICROINCHES
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
SPECIAL TEST FEATURESSPECIAL QUALITY CONTROL TESTING
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D4066,COMP A,TYPE 1 ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.750 INCHES IN
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
SUBSTITUTES & CROSS-REFERENCES 9
MS17828-120Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
751-6402402 ITEM 9Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS17828EReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
704-5940676 PCReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
125-2143986 PIEReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS17828-12CReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1504-50 PIECE 7?
1504-50 PIECE 7 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 1504-50 PIECE 7?
There are 9 known substitutes for 1504-50 PIECE 7: MS17828-120, 751-6402402 ITEM 9, MS17828E and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1504-50 PIECE 7?
1504-50 PIECE 7 is cataloged in the U.S. Government catalog under NSN 5310-00-006-2250. 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.