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Technical Data Sheet
HD13021-101 ✓ 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 LEAF,STRAP HINGE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, hinge_pin: NOT INCLUDED, body_width: 1.364 INCHES NOMINAL IN, knuckle_type: FRICTION, performance_type: NOT RATED, surface_treatment: ANODIZE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-330-2525, 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
HD13021-101
NSN: 5340-01-330-2525
FSC: 5340
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
hinge_pinNOT INCLUDED
body_width1.364 INCHES NOMINAL IN
knuckle_typeFRICTION
knuckle_quantity2
performance_typeNOT RATED
special_featuresMATERIAL IS 7050-T73511 ALUMINUM ALLOY PER AMS 4341; FINISH IS HARD ANDONIZE PER MIL-A-8625 CLASS III, TYPE 1, .002 MINIMUM THICKNESS; SURFACE TEXTURE 125 RA OR SMOOTHER PER ANSI B46.1
surface_treatmentANODIZE OVERALL
material_thickness0.125 INCHES NOMINAL IN
pin_center_to_body_edge_distance2.150 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyHINGE, CLEVIS, TRAY, LRU HOLD-DOWN
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5340-01-330-2525
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HD13021-101 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
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL: ALUMINUM ALLOY OVERALL
SURFACE TREATMENT: ANODIZE OVERALL
BODY WIDTH: 1.364 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE: 2.150 INCHES NOMINAL IN
KNUCKLE TYPE: FRICTION
KNUCKLE QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALALUMINUM ALLOY OVERALL
SURFACE TREATMENTANODIZE OVERALL
BODY WIDTH1.364 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE2.150 INCHES NOMINAL IN
KNUCKLE TYPEFRICTION
KNUCKLE QUANTITY2
SPECIAL FEATURESMATERIAL IS 7050-T73511 ALUMINUM ALLOY PER AMS 4341; FINISH IS HARD ANDONIZE PER MIL-A-8625 CLASS III, TYPE 1, .002 MINIMUM THICKNESS; SURFACE TEXTURE 125 RA OR SMOOTHER PER ANSI B46.1
PART NAME ASSIGNED BY CONTROLLING AGENCYHINGE, CLEVIS, TRAY, LRU HOLD-DOWN
PERFORMANCE TYPENOT RATED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
4720-1Interchangeable
interchangeable cross-reference
interchangeable
00828-5Interchangeable
interchangeable cross-reference
interchangeable
35SS5-63-AInterchangeable
interchangeable cross-reference
interchangeable
1463-1Interchangeable
interchangeable cross-reference
interchangeable
P11675Interchangeable
interchangeable cross-reference
interchangeable
DEA35-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HD13021-101?
HD13021-101 is a LEAF,STRAP HINGE.
What parts can replace HD13021-101?
There are 8 known substitutes for HD13021-101: 4720-1, 00828-5, 35SS5-63-A and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HD13021-101?
HD13021-101 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-330-2525. This indicates validated use in U.S. government and defense supply chains.
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