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1142-255 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1142-255: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.370 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, insert_size: 0.375-16 EXTERNAL THDS, style_designator: KEYLOCK, nominal_thread_size: 0.250 INCHES IN, thread_quantity_per_inch: 28. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-178-7952, 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
1142-255
NSN: 5325-00-178-7952
FSC: 5325 — Fastening Devices
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
length0.370 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
insert_size0.375-16 EXTERNAL THDS
style_designatorKEYLOCK
nominal_thread_size0.250 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNF
full_internal_thread_length0.300 INCHES NOMINAL IN
internal_thread_relief_depth0.070 INCHES NOMINAL IN
NSN5325-00-178-7952
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1142-255 · 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
•
LENGTH: 0.370 INCHES NOMINAL IN
•
INSERT SIZE: 0.375-16 EXTERNAL THDS
•
STYLE DESIGNATOR: KEYLOCK
•
INTERNAL THREAD RELIEF DEPTH: 0.070 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
FULL INTERNAL THREAD LENGTH: 0.300 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 28
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.370 INCHES NOMINAL IN
INSERT SIZE0.375-16 EXTERNAL THDS
STYLE DESIGNATORKEYLOCK
INTERNAL THREAD RELIEF DEPTH0.070 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.250 INCHES IN
FULL INTERNAL THREAD LENGTH0.300 INCHES NOMINAL IN
THREAD QUANTITY PER INCH28
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATORUNF
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
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 1142-255?
1142-255 is a INSERT,SCREW THREAD.
What is the NSN for 1142-255?
1142-255 is cataloged in the U.S. Government catalog under NSN 5325-00-178-7952. 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.