1003178 — COUPLER

✓ Government record, cited

3M · COMPONENT

PRODUCT OVERVIEW

1003178: COUPLER.

The COUPLER is a 3M industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGON, head_height: 0.360 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.390 INCHES NOMINAL IN, fastener_length: 1.109 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-073-0597, 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

1003178

NSN: 5985-00-073-0597
NIINs: 000730597, 011596551
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
head_style	HEXAGON
head_height	0.360 INCHES NOMINAL IN
thread_class	3A A
thread_length	0.390 INCHES NOMINAL IN
fastener_length	1.109 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
width_between_flats	0.562 INCHES NOMINAL IN
internal_drive_style	SLOT
nominal_thread_diameter	0.312 INCHES IN
first_diameter_from_head	0.230 INCHES NOMINAL IN
thread_quantity_per_inch	18
NSN	5985-00-073-0597

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 1

1847155PC1REVGReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedDemilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 1003178?

1003178 is a COUPLER manufactured by 3M.

What parts can replace 1003178?

There is 1 known substitute for 1003178: 1847155PC1REVG. Substitute compatibility should be verified for your specific system.

What is the NSN for 1003178?

1003178 is cataloged in the U.S. Government catalog under NSN 5985-00-073-0597. This indicates validated use in U.S. government and defense supply chains.

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