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11843-3-4 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

11843-3-4: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include grip_length: 0.015 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN, thread_length: 0.190 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, end_item_identification: P53 HARRIER II AIRCRAFT, thread_quantity_per_inch: 32, thread_series_designator: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5305-01-537-4274, 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
11843-3-4
NSN: 5305-01-537-4274
FSC: 5305 — Screws
CAGE: 59563 — REID PRODUCTS INC. DBA REID PRODUCTS INC (USA)
SPECIFICATIONS
grip_length0.015 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
thread_length0.190 INCHES NOMINAL IN
thread_directionRIGHT-HAND
end_item_identificationP53 HARRIER II AIRCRAFT
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
NSN5305-01-537-4274
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11843-3-4 · 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
•
THREAD LENGTH: 0.190 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.015 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 32
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF)
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.190 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.015 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONP53 HARRIER II AIRCRAFT
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11843-3-4?
11843-3-4 is a SCREW,CLOSE TOLERANCE.
What is the NSN for 11843-3-4?
11843-3-4 is cataloged in the U.S. Government catalog under NSN 5305-01-537-4274. 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.