PartsTable
Technical Data Sheet
167-8278261 ITEM NO 22 ✓ 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

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, first_end_style: SQUARE INTERNALLY THREADED, second_end_style: CHAMFERED, pin_overall_length: 6.500 INCHES NOMINAL IN, second_end_taper_angle: 7.0 DEGREES NOMINAL, end_item_identification: BALLISTIC DOOR, CVN 78 CLASS AIRCRAFT CARRIER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-633-4972, 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
167-8278261 ITEM NO 22
NSN: 5315-01-633-4972
FSC: 5315
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
first_end_styleSQUARE INTERNALLY THREADED
second_end_styleCHAMFERED
pin_overall_length6.500 INCHES NOMINAL IN
second_end_taper_angle7.0 DEGREES NOMINAL
end_item_identificationBALLISTIC DOOR, CVN 78 CLASS AIRCRAFT CARRIER
second_end_taper_length1.370 INCHES NOMINAL IN
material_document_and_classificationASTM-A-564, TYP-17-4, COND-H1100 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endNOT IDENTICAL
part_name_assigned_by_controlling_agencyPIN, SHOCK
NSN5315-01-633-4972
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 167-8278261 ITEM NO 22 · 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
SECOND END TAPER ANGLE: 7.0 DEGREES NOMINAL
SECOND END STYLE: CHAMFERED
PIN OVERALL LENGTH: 6.500 INCHES NOMINAL IN
FIRST END STYLE: SQUARE INTERNALLY THREADED
SECOND END TAPER LENGTH: 1.370 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END TAPER ANGLE7.0 DEGREES NOMINAL
SPECIAL FEATURESSHAFT IS RECTANGULAR AT 1.248 IN (NOM) BY 1.498 IN (NOM);TWO COUNTERSUNK HOLES AT 0.25 IN (NOM) DEEP WITH 0.25 IN DIA (NOM) UNTHREADED AND LOCATED 2.840 IN (MIN) AND 2.860 IN (MAX) FROM FIRST END ALONG LENGTH;FIRST END THREADED HOLE THREAD SIZE IS 0.500-13 UNC-2B IN
SECOND END STYLECHAMFERED
PIN OVERALL LENGTH6.500 INCHES NOMINAL IN
FIRST END STYLESQUARE INTERNALLY THREADED
SECOND END TAPER LENGTH1.370 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
PART NAME ASSIGNED BY CONTROLLING AGENCYPIN, SHOCK
END ITEM IDENTIFICATIONBALLISTIC DOOR, CVN 78 CLASS AIRCRAFT CARRIER
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
167-8200543 ITEM NO 41Interchangeable
interchangeable cross-reference
interchangeable
167-8278258 ITEM NO 5Interchangeable
interchangeable cross-reference
interchangeable
167-8200543Interchangeable
interchangeable cross-reference
interchangeable
167-8278258Interchangeable
interchangeable cross-reference
interchangeable
167-8200543 ITEM 35Interchangeable
interchangeable cross-reference
interchangeable
167-8219058 ITEM 5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 167-8278261 ITEM NO 22?
167-8278261 ITEM NO 22 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 167-8278261 ITEM NO 22?
There are 24 known substitutes for 167-8278261 ITEM NO 22: 167-8200543 ITEM NO 41, 167-8278258 ITEM NO 5, 167-8200543 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 167-8278261 ITEM NO 22?
167-8278261 ITEM NO 22 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-633-4972. This indicates validated use in U.S. government and defense supply chains.
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