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13MHHM400 — CLAMP,LOOP

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

13MHHM400: CLAMP,LOOP.

The CLAMP,LOOP is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, style_designator: HINGED & CENTER MTD, loop_inside_diameter: 4.000 INCHES NOMINAL IN, fastening_device_type: WING HEAD SCREW. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-135-0895, 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
13MHHM400
NSN: 5340-01-135-0895
FSC: 5340 — Hardware, Commercial
CAGE: 3F4L6 — MILITARY PETROLEUM AND WATER SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
style_designatorHINGED & CENTER MTD
loop_inside_diameter4.000 INCHES NOMINAL IN
fastening_device_typeWING HEAD SCREW
NSN5340-01-135-0895
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 13MHHM400 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
•
FASTENING DEVICE TYPE: WING HEAD SCREW
•
STYLE DESIGNATOR: HINGED & CENTER MTD
•
MATERIAL: STEEL OVERALL
•
LOOP INSIDE DIAMETER: 4.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FASTENING DEVICE TYPEWING HEAD SCREW
STYLE DESIGNATORHINGED & CENTER MTD
MATERIALSTEEL OVERALL
LOOP INSIDE DIAMETER4.000 INCHES NOMINAL IN
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 3
13MHHM-4-SReference document
Same NSN cross-reference
Reference document — Design control — primary reference
A13MHM-4-SSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
13MHHM-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 13MHHM400?
13MHHM400 is a CLAMP,LOOP.
What parts can replace 13MHHM400?
There are 3 known substitutes for 13MHHM400: 13MHHM-4-S, A13MHM-4-S, 13MHHM-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 13MHHM400?
13MHHM400 is cataloged in the U.S. Government catalog under NSN 5340-01-135-0895. 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.