PartsTable
Technical Data Sheet
MS27972-28 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The HINGE,STRAP is a the manufacturer industrial component. Key specifications include material: STEEL BODY, body_width: 4.500 INCHES NOMINAL IN, knuckle_type: FRICTION, performance_type: NOT RATED, style_designator: STRAP, surface_treatment: ZINC BODY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-240-2580, 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
MS27972-28
NSN: 5340-00-240-2580
FSC: 5340
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL BODY
body_width4.500 INCHES NOMINAL IN
knuckle_typeFRICTION
knuckle_quantity3
performance_typeNOT RATED
style_designatorSTRAP
surface_treatmentZINC BODY
material_thickness0.156 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
mounting_hole_diameter0.193 INCHES NOMINAL IN
mounting_hole_quantity6
pin_center_to_body_edge_distance12.000 INCHES NOMINAL IN
NSN5340-00-240-2580
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS27972-28 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 DOCUMENT AND CLASSIFICATION: QQ-B-626, COMP 11 FED SPEC SINGLE MATERIAL RESPONSE AND FED STD 66, COMP 302, 303, OR 304 FED STD SINGLE MATERIAL RESPONSE PIN
MOUNTING HOLE QUANTITY: 6
SURFACE TREATMENT: ZINC BODY
MATERIAL: COPPER ALLOY AND STEEL CORROSION RESISTING PIN
REVERSIBLE FEATURE: NOT INCLUDED
STYLE DESIGNATOR: STRAP
KNUCKLE QUANTITY: 3
PERFORMANCE TYPE: NOT RATED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626, COMP 11 FED SPEC SINGLE MATERIAL RESPONSE AND FED STD 66, COMP 302, 303, OR 304 FED STD SINGLE MATERIAL RESPONSE PIN
MOUNTING HOLE QUANTITY6
SURFACE TREATMENTZINC BODY
MATERIALCOPPER ALLOY AND STEEL CORROSION RESISTING PIN
REVERSIBLE FEATURENOT INCLUDED
STYLE DESIGNATORSTRAP
KNUCKLE QUANTITY3
PERFORMANCE TYPENOT RATED
PIN CENTER TO BODY EDGE DISTANCE12.000 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A153 ASSN STD SINGLE TREATMENT RESPONSE BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
SC922Upgraded Successor
successor cross-reference
successor
FFH116Upgraded Successor
successor cross-reference
successor
ANSI/ BHMA A156.20- A81221Upgraded Successor
successor cross-reference
successor
BHMA-A156.20Interchangeable
interchangeable cross-reference
interchangeable
SC928Interchangeable
interchangeable cross-reference
interchangeable
MS27970-12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS27972-28?
MS27972-28 is a HINGE,STRAP.
What parts can replace MS27972-28?
There are 21 known substitutes for MS27972-28: SC922, FFH116, ANSI/ BHMA A156.20- A81221 and 18 more. Substitute compatibility should be verified for your specific system.
Is MS27972-28 still available?
MS27972-28 is currently cancelled.
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