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H547-1903-39 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

H547-1903-39: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 3A A, thread_length: 0.500 INCHES NOMINAL IN, locking_feature: SELF-LOCKING OVERALL, thread_direction: RIGHT-HAND, end_item_identification: OPERATOR GEAR. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-643-9597, 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
H547-1903-39
NSN: 5305-01-643-9597
NIINs: 016439597, 016477042
FSC: 5305 — Screws
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class3A A
thread_length0.500 INCHES NOMINAL IN
locking_featureSELF-LOCKING OVERALL
thread_directionRIGHT-HAND
end_item_identificationOPERATOR GEAR
nominal_thread_diameter0.250 INCHES IN
thread_series_designatorUNRC
material_document_and_classificationASTM-A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyCAPSCREW, SELFLOCKING
NSN5305-01-643-9597
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H547-1903-39 · 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
SUBSTITUTES & CROSS-REFERENCES 9
H547-0001-H5471903-039Reference document
Same NSN cross-reference
Reference document — Secondary reference
167-7384215-39D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7383858-H5471903-039D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H5471903-039D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H547-0001-H5471903-039D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H5471903-039Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is H547-1903-39?
H547-1903-39 is a SCREW,CAP,SOCKET HEAD.
What parts can replace H547-1903-39?
There are 9 known substitutes for H547-1903-39: H547-0001-H5471903-039, 167-7384215-39D4, 7383858-H5471903-039D4 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H547-1903-39?
H547-1903-39 is cataloged in the U.S. Government catalog under NSN 5305-01-643-9597. This indicates validated use in U.S. government and defense supply chains.
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