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647A010835 — BUCKLE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

647A010835: BUCKLE.

The BUCKLE is a the manufacturer industrial component. Key specifications include insignia: NOT INCLUDED, material: PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL, body_color: BLACK, overall_width: 0.780 INCHES NOMINAL IN, overall_length: 1.187 INCHES NOMINAL IN, enameled_feature: NOT INCLUDED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-100-8080, 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
647A010835
NSN: 5340-01-100-8080
FSC: 5340 — Hardware, Commercial
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
insigniaNOT INCLUDED
materialPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
body_colorBLACK
overall_width0.780 INCHES NOMINAL IN
overall_length1.187 INCHES NOMINAL IN
enameled_featureNOT INCLUDED
buckle_style_designatorTIE DOWN
strap_accommodation_width0.640 INCHES NOMINAL IN
material_document_and_classificationMIL-M-20693, COMP A, TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5340-01-100-8080
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 647A010835 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
•
BUCKLE STYLE DESIGNATOR: TIE DOWN
•
STRAP ACCOMMODATION WIDTH: 0.640 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-M-20693, COMP A, TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
INSIGNIA: NOT INCLUDED
•
BODY COLOR: BLACK
•
MATERIAL: PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
TECHNICAL CHARACTERISTICS
BUCKLE STYLE DESIGNATORTIE DOWN
STRAP ACCOMMODATION WIDTH0.640 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-M-20693, COMP A, TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.187 INCHES NOMINAL IN
OVERALL WIDTH0.780 INCHES NOMINAL IN
INSIGNIANOT INCLUDED
BODY COLORBLACK
MATERIALPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
ENAMELED FEATURENOT INCLUDED
SUBSTITUTES & CROSS-REFERENCES 6
A647-236Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
647B010835Reference document
Same NSN cross-reference
Reference document — Secondary reference
051994Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
887C050738Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
RB-7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
B7NY-265BKReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 647A010835?
647A010835 is a BUCKLE.
What parts can replace 647A010835?
There are 6 known substitutes for 647A010835: A647-236, 647B010835, 051994 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 647A010835?
647A010835 is cataloged in the U.S. Government catalog under NSN 5340-01-100-8080. 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.