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593-7556830 — DOOR JAM BREAKER BAR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

593-7556830: DOOR JAM BREAKER BAR.

The DOOR JAM BREAKER BAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_width: 0.970 INCHES NOMINAL IN, overall_height: 8.000 INCHES NOMINAL IN, overall_length: 19.500 INCHES NOMINAL IN, end_item_identification: PWP, part_name_assigned_by_controlling_agency: PWP MOD 1 CMU DOOR JAM BREAKER BAR CASTING AND MACHINING.. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-523-7741, 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
593-7556830
NSN: 5340-01-523-7741
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_width0.970 INCHES NOMINAL IN
overall_height8.000 INCHES NOMINAL IN
overall_length19.500 INCHES NOMINAL IN
special_featuresHAS A 0.385 IN. DIA. HOLE; HAS A 1.259 IN. DIA. HOLE AT BASE OF DOOR JAM BREAKER BAR WITH A RAISED APPERTURE DIAMETER OF 1.755 IN AROUND THE HOLE. IN
end_item_identificationPWP
part_name_assigned_by_controlling_agencyPWP MOD 1 CMU DOOR JAM BREAKER BAR CASTING AND MACHINING.
NSN5340-01-523-7741
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 593-7556830 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT8.000 INCHES NOMINAL IN
OVERALL LENGTH19.500 INCHES NOMINAL IN
OVERALL WIDTH0.970 INCHES NOMINAL IN
SPECIAL FEATURESHAS A 0.385 IN. DIA. HOLE; HAS A 1.259 IN. DIA. HOLE AT BASE OF DOOR JAM BREAKER BAR WITH A RAISED APPERTURE DIAMETER OF 1.755 IN AROUND THE HOLE. IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPWP MOD 1 CMU DOOR JAM BREAKER BAR CASTING AND MACHINING.
END ITEM IDENTIFICATIONPWP
MATERIALSTEEL CORROSION RESISTING
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 593-7556830?
593-7556830 is a DOOR JAM BREAKER BAR.
What is the NSN for 593-7556830?
593-7556830 is cataloged in the U.S. Government catalog under NSN 5340-01-523-7741. 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.