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30978B — PROTECTOR,GUY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

30978B: PROTECTOR,GUY.

The PROTECTOR,GUY is a the manufacturer industrial component. Key specifications include material: STEEL, overall_depth: 1.625 INCHES NOMINAL IN, overall_length: 11.250 INCHES NOMINAL IN, mounting_facility: UNTHREADED HOLE(S), surface_treatment: PAINT, mounting_hole_diameter: 0.219 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4030-01-722-1303, 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
30978B
NSN: 4030-01-722-1303
FSC: 4030 — Fittings for Rope, Cable, and Chain
CAGE: 5FJ43 — BROOMFIELD LABORATORIES INC DIV BROOMFIELD LABORATORIES (USA)
SPECIFICATIONS
materialSTEEL
overall_depth1.625 INCHES NOMINAL IN
overall_length11.250 INCHES NOMINAL IN
mounting_facilityUNTHREADED HOLE(S)
surface_treatmentPAINT
mounting_hole_diameter0.219 INCHES NOMINAL IN
mounting_hole_quantity2
end_item_identification400 A 3HP WINDER A
part_name_assigned_by_controlling_agencyGUARD,350/400 ENCODER
NSN4030-01-722-1303
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PROTECTOR,GUY TITLE COMPONENT PN 30978B MFR PROTECTOR,GUY
KEY FEATURES
•
MOUNTING HOLE QUANTITY: 2
•
MOUNTING HOLE DIAMETER: 0.219 INCHES NOMINAL IN
•
MOUNTING FACILITY: UNTHREADED HOLE(S)
•
SURFACE TREATMENT: PAINT
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
MOUNTING HOLE DIAMETER0.219 INCHES NOMINAL IN
OVERALL LENGTH11.250 INCHES NOMINAL IN
MOUNTING FACILITYUNTHREADED HOLE(S)
SURFACE TREATMENTPAINT
PART NAME ASSIGNED BY CONTROLLING AGENCYGUARD,350/400 ENCODER
END ITEM IDENTIFICATION400 A 3HP WINDER A
MATERIALSTEEL
OVERALL DEPTH1.625 INCHES NOMINAL IN
OTHER ITEMS IN FSC 4030 — Fittings for Rope, Cable, and Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4030-00-001-5120 4030-00-001-9591 4030-00-001-9952 4030-00-001-9953 4030-00-003-0385 4030-00-003-1512 4030-00-003-1801 4030-00-003-4166
SUBSTITUTES & CROSS-REFERENCES 1
30978B-3Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 30978B?
30978B is a PROTECTOR,GUY.
What parts can replace 30978B?
There is 1 known substitute for 30978B: 30978B-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 30978B?
30978B is cataloged in the U.S. Government catalog under NSN 4030-01-722-1303. 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.