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1142-268 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1142-268: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.312 INCHES NOMINAL IN, insert_size: 0.313-18 UNC 2A A, thread_class: 3B, style_designator: GROOVED KEYLOCK, features_provided: INDIVIDUALLY KEYED, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-063-2869, 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
1142-268
NSN: 5325-01-063-2869
FSC: 5325 — Fastening Devices
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
length0.312 INCHES NOMINAL IN
insert_size0.313-18 UNC 2A A
thread_class3B
style_designatorGROOVED KEYLOCK
features_providedINDIVIDUALLY KEYED
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.190 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
full_internal_thread_length0.242 INCHES NOMINAL IN
internal_thread_relief_depth0.070 INCHES NOMINAL IN
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5325-01-063-2869
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1142-268 · 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: 0.312 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
INSERT SIZE: 0.313-18 UNC 2A A
•
STYLE DESIGNATOR: GROOVED KEYLOCK
•
INTERNAL THREAD RELIEF DEPTH: 0.070 INCHES NOMINAL IN
•
FEATURES PROVIDED: INDIVIDUALLY KEYED
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
FULL INTERNAL THREAD LENGTH: 0.242 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH0.312 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
INSERT SIZE0.313-18 UNC 2A A
STYLE DESIGNATORGROOVED KEYLOCK
INTERNAL THREAD RELIEF DEPTH0.070 INCHES NOMINAL IN
FEATURES PROVIDEDINDIVIDUALLY KEYED
NOMINAL THREAD SIZE0.190 INCHES IN
FULL INTERNAL THREAD LENGTH0.242 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
SUBSTITUTES & CROSS-REFERENCES 5
MS51830CA20ALReference document
Same NSN cross-reference
Reference document — Secondary reference
MS51830CA201Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS51830CA201LSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5325PL0854515Reference document
Same NSN cross-reference
Reference document — Informative reference only
5078T02P01Reference 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 1142-268?
1142-268 is a INSERT,SCREW THREAD.
What parts can replace 1142-268?
There are 5 known substitutes for 1142-268: MS51830CA20AL, MS51830CA201, MS51830CA201L and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1142-268?
1142-268 is cataloged in the U.S. Government catalog under NSN 5325-01-063-2869. This indicates validated use in U.S. government and defense supply chains.
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