PartsTable
Technical Data Sheet
Download PDF

221981 — END BELL,ELECTRICAL ROTATING EQU

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

221981: END BELL,ELECTRICAL ROTATING EQU.

END BELL,ELECTRICAL ROTATING EQU. Key specifications include mounting_configuration: FOUR HOLES 3.8 MM DIA,EIGHT THREADS PER IN.,32 UNC,2B MM, end_item_identification: TRUCK 1-1/4 TON,PCCN CCUCVA. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-022-1981, 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
221981
NSN: 5306-00-022-1981
NIINs: 000221981, 012056018
FSC: 5306 — Bolts
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
mounting_configurationFOUR HOLES 3.8 MM DIA,EIGHT THREADS PER IN.,32 UNC,2B MM
end_item_identificationTRUCK 1-1/4 TON,PCCN CCUCVA
NSN5306-00-022-1981
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 221981 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.312 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.250 INCHES NOMINAL IN
•
THREAD LENGTH: 1.125 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FS FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.312 INCHES NOMINAL IN
FASTENER LENGTH1.250 INCHES NOMINAL IN
THREAD LENGTH1.125 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FS FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.125 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.750 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 221981?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 221981?
221981 is a END BELL,ELECTRICAL ROTATING EQU.
What is the NSN for 221981?
221981 is cataloged in the U.S. Government catalog under NSN 5306-00-022-1981. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 221981